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Recent patent applications related to Johnson Electric S a. Johnson Electric S a is listed as an Agent/Assignee. Note: Johnson Electric S a may have other listings under different names/spellings. We're not affiliated with Johnson Electric S a, we're just tracking patents.

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Blower

A blower includes a mounting base, a motor, an impeller, and an electronic control unit. The motor is mounted to the mounting base from one direction. The impeller is mounted on the motor. The electronic control unit is mounted on the mounting base from an opposite direction. The mounting base... Johnson Electric S a

Fan, motor driving assembly and load connecting mechanism thereof

A load connecting mechanism includes a mounting portion, a contact portion, and a force-exerting portion. The mounting portion is configured to mount the load connecting mechanism to a power source and a load, respectively. The contact portion is disposed on the mounting portion and includes two slidably coupled contact faces.... Johnson Electric S a

Stator and motor comprising same

A stator and a motor including the motor are disclosed. The stator includes a number of windings and a number of guiding portions. The windings are formed by winding a single conductive wire under the guide of the guiding portions. The windings are divided into multiple groups, and the windings... Johnson Electric S a

Ecu, control box and cfm having the same

An ECU, a control box, and a CMF using the ECU are provided. The control box includes a heat sink and the ECU. The ECU include a support bracket mounted on the heat sink, a power supply board supported by the support bracket, and a signal board stacked over the... Johnson Electric S a

Single phase motor and rotor thereof

A single phase motor includes an excitation part and an armature part. The excitation part includes N magnets that result in 2N magnetic poles being formed on the excitation part, and the armature part includes 2N tooth portions forming 2N pole portions, where N is an integer greater than one.... Johnson Electric S a

Magnetic sensor and an integrated circuit

The present teaching relates to a magnetic sensor comprising an input port to be connected to an external power supply, a magnetic field detecting circuit configured to generate a magnet detection signal, an output control circuit configured to control operation of the magnetic sensor in response to the magnet detection... Johnson Electric S a

Rotor, manufacturing the rotor, and motor

A rotor, which includes a rotor main body and a fan. The rotor main body includes a rotor core, a rotary shaft extending through the rotor core, and a permanent magnet mounted in the rotor core. The fan includes a plurality of fixing portions embedded in the rotor main body... Johnson Electric S a

Method for adjusting a magnetic release mechanism

A method for adjusting a magnetic release mechanism includes steps: a first measurement of the present release current I of the magnetic release mechanism is carried out, a decision is made as to whether an adjustment step is performed, a start-adjustment current IJ0 is selected, a second measurement of the... Johnson Electric S a

Permanent magnet direct current motor and hvac system using the same

A PMDC motor includes a housing, a stator magnet fixed to the inner circumferential surface of the housing, a rotor core received in the housing and facing the stator magnet, and rotor windings wound around the rotor core. The rotor core includes a plurality of rotor teeth, each of the... Johnson Electric S a

Rotor, motor and electric tool utilizing the same

A rotor includes a yoke, an end cap, and a rotary shaft. The yoke is fixed relative to the end cap. The rotary shaft extends into the yoke. One end of the rotary shaft is connected to the end cap. The end cap is formed on the yoke and the... Johnson Electric S a

Mounting structure and gear motor comprising same

A mounting structure and a gear motor are disclosed. The mounting structure includes at least one first hole formed in a first component of the gear motor, at least one second hole formed in a second component of the gear motor, arranged coaxially with the first hole, and at least... Johnson Electric S a

Brushless direct current motor, stator part and winding method thereof

A brushless direct current motor, a stator part and its winding method are provided. The stator part includes a stator core and stator windings wound around stator poles. The stator poles and the stator windings are arranged in a one-to-one correspondence with each other. The stator windings are formed by... Johnson Electric S a

Fan and motor drive device thereof

A fan and a motor drive device thereof are provided. The motor drive device is configured to drive a motor and includes a control management unit and a voltage converter. The control management unit classifies target rotation speed signals provided by an ECU into multiple rotation speed ranges, each corresponding... Johnson Electric S a

Rotor and motor, power tool comprising the rotor

A rotor includes a magnet yoke and a number of permanent magnets. The magnet yoke defines a number of accommodating slots therein, and each of the permanent magnets is received in one of the accommodating slots. An elastic member protrudes from the magnet yoke towards each of the accommodating slots,... Johnson Electric S a

Driving device and bladeless fan utilizing the same

A driving device configured to drive a rotary body includes a motor assembly and a plurality of first magnets disposed on the rotary body along a circumferential direction thereof. Sides of the magnets facing the motor assembly form a plurality of magnetic poles. Upon rotation of the motor assembly, the... Johnson Electric S a

Motor and fan having motor

A fan and a motor thereof are provided. The motor includes a motor drive device. The motor drive device includes a printed circuit board. A control management unit and a voltage converter are arranged on the printed circuit board, the control management unit classifies target rotation speed signals provided by... Johnson Electric S a

Motor and fluid delivery device comprising same

A motor includes a housing, a stator and a rotor. The stator is disposed in the housing. The rotor is rotatably supported on the stator. The motor further includes a shock absorbing member and a fastener. The fastener extends through the shock absorbing member and the stator, and the fastener... Johnson Electric S a

Permanent magnet motor and home appliance having the same

A permanent magnet motor and a home appliance including the permanent magnet motor are provided. The permanent magnet motor includes a stator and a rotor rotatable relative to the stator. The rotor includes a rotary shaft, a rotor core fixed to the rotary shaft, a commutator fixed to the rotary... Johnson Electric S a

Motor driving circuit, motor driving method, and motor utilizing the same

A motor driving circuit, the motor itself, and a motor driving method are disclosed. The circuit includes a controllable bidirectional alternating current (AC) switch and a processing unit, a voltage polarity of the AC power source and zero voltage crossing point of an AC power source being detected, together with... Johnson Electric S a

Motor

A motor includes a rotor having permanent magnets, and a stator having a stator core. The stator core includes a magnetic yoke and a plurality of stator teeth. Each stator tooth includes a tooth portion and a pole shoe. A slot with a width C is defined between neighboring pole... Johnson Electric S a

Printed circuit board and motor

A printed circuit board includes a body, a first conductive pattern layer disposed on a first surface of the body, and a second conductive pattern layer disposed on a second surface of the body. The first conductive pattern layer and the second conductive pattern layer form a capacitor. The present... Johnson Electric S a

Driving device and power tool comprising same

A driving device includes a motor and a gearbox. The gearbox includes a sun gear, planetary gears surrounding and meshing with the sun gear, and an internal ring gear surrounding and meshing with the planetary gears. The motor is a single phase motor. The sun gear is integrally formed with... Johnson Electric S a

Driving device and vehicle window lifter comprising same

A driving device and a vehicle window lifter are disclosed. The driving device includes a motor and a gearbox. The motor includes a stator and a rotor. The gearbox includes a housing and a gear. The motor is mounted in the housing and includes a rotary shaft driving the gear.... Johnson Electric S a

Motor and rotary assembly thereof

A motor and a rotary assembly of the motor are provided. The motor includes a rotary assembly and a stationary assembly supporting the rotary assembly. The rotary assembly includes a rotary shaft, a retainer rotating along with the rotary shaft, and a rotor magnet retained by the retainer. A portion... Johnson Electric S a

Rolling shutter driving device and rolling shutter apparatus utilizing same

A rolling shutter driving device includes a motor, a locking assembly and a gearbox. The motor includes a stator and a rotor. The rotor includes a rotary shaft connected to the gearbox. The rotary shaft drives through the gearbox a rolling shutter to extend or retract. The locking assembly includes... Johnson Electric S a

Ball valve apparatus

A ball valve apparatus with an improved linearity of fluid flow therethrough is provided. The ball valve includes a valve housing including a housing inlet and a housing outlet; a valve ball receivable within the valve housing, the valve ball having a bore therethrough, a ball inlet and ball outlet... Johnson Electric S a

Magnetic sensor integrated circuit and motor component

A magnetic sensor integrated circuit and a motor component are provided. The integrated circuit includes a housing, a semiconductor substrate arranged inside the housing, input ports and an output port which extend out from the housing, and an electronic circuit arranged on the semiconductor substrate. The electronic circuit includes a... Johnson Electric S a

Magnetic sensor integrated circuit, motor assembly and application apparatus

A magnetic sensor integrated circuit, a motor and an application apparatus are provided. The magnetic sensor integrated circuit includes an input port, a magnetic sensor, and a signal processing unit. The input port is electrically coupled to an external power source. The magnetic sensor senses a polarity of an external... Johnson Electric S a

Magnetic sensor integrated circuit, motor assembly and application apparatus

A magnetic sensor integrated circuit includes a rectifier circuit, a magnetic field detection circuit, and a timing controller. The rectifier circuit converts an external power into a DC power. The magnetic field detection circuit senses a polarity of an external magnetic field and outputting a magnetic detection signal; and the... Johnson Electric S a

Magnetic sensor integrated circuit, motor assembly and application device

A magnetic sensor integrated circuit is provided, which includes: a magnetic sensing element to detect change in an external magnetic field to output a magnetic field sensing signal; a signal processor to process the magnetic field sensing signal and output a magnetic field detection signal; and a current source generator... Johnson Electric S a

Magnetic sensor integrated circuit, motor assembly and application device

A magnetic sensor integrated circuit, a motor assembly and an application device are provided. The magnetic sensor integrated circuit includes a magnetic field detection circuit. The magnetic field detection circuit includes a magnetic sensing element configured to sense an external magnetic field and output an electrical detection signal, a signal... Johnson Electric S a

Drain pump and home appliance comprising same

A drain pump comprises a pump housing having a filtering cavity and an impeller cavity; a filter mounted in the pump housing and having a filter core; and a gap defined between the filter core and the pump housing to communicate the filtering cavity and the impeller cavity.... Johnson Electric S a

Pump device

A pump device includes a casing, an impeller, a base, and a motor. The casing includes a pump chamber, and an inlet and an outlet. The impeller is accommodated in the pump chamber. The motor is connected to the casing for driving the impeller to rotate and includes a rotor... Johnson Electric S a

Magnet sensor, motor assembly and application apparatus

A magnetic sensor, a motor and an application apparatus are provided. The magnetic sensor includes a magnetic sensing element, a chopping switch, a first discharging branch, and a second discharge branch. The magnetic sensing element includes a first terminal, a second terminal, a third terminal, and a fourth terminal. The... Johnson Electric S a

Magnetic sensor

A magnetic sensor disclosed according to the present application is provided, which includes at least two magnetic sensing elements forming at least one magnetic sensing element pair, and currents in the magnetic sensing elements in each of the at least one magnetic sensing element pair are reverse and the magnetic... Johnson Electric S a

10/05/17 / #20170285434

Electronic paper display module, making same and electronic paper display device

An electronic paper display module includes a substrate, a circuit layer disposed on one side of the substrate, an insulating layer disposed on the substrate and the circuit layer, an electronic paper display layer disposed on one side of the insulating layer opposite from the circuit layer and partially passes... Johnson Electric S a

10/05/17 / #20170288491

Electric motor

An electric motor includes a rotor with a rotor shaft mounted in at least one bearing bush of a friction bearing, a stator which surrounds the rotor, and at least one circular bearing plate which, relative to the rotor shaft, is mounted on the rotor shaft for co-rotation. An inner... Johnson Electric S a

10/05/17 / #20170288498

Permanent magnet direct current motor and cooling fan module

A cooling fan module includes a fan and a PMDC motor. The PMDC motor includes a stator and a rotor. The stator has 2P magnetic poles. The rotor includes a rotary shaft, a rotary core, a commutator, and a winding. The rotor core includes m×P pole teeth. The commutator includes... Johnson Electric S a

10/05/17 / #20170288580

Power tool and motor drive system thereof

A motor drive system is provided, which includes: an inverter including an upper-half bridge and a lower-half bridge, the upper-half bridge and the lower-half bridge each including at least two semi-conductive switch elements, where the inverter is configured to convert a voltage provided by a power supply to an alternating... Johnson Electric S a

10/05/17 / #20170288583

Power tool and motor drive system thereof

A motor drive system is provided, which includes an inverter coupled with two terminals of a power supply, where the inverter includes multiple semi-conductive switch elements and is configured to convert a voltage provided by the power supply to an alternating current to drive a motor; a microcontroller coupled with... Johnson Electric S a

10/05/17 / #20170288584

Power tool and motor drive system thereof

A motor drive system is provided, which includes: an inverter coupled with two terminals of a power supply, where the inverter includes multiple semi-conductive switch elements and is configured to convert a voltage provided by the power supply to an alternating current to drive a motor; a microcontroller configured to... Johnson Electric S a

09/28/17 / #20170276412

Cooling fan and air-cooled refrigerator comprising same

A cooling fan and an air-cooled refrigerator are provided. The cooling fan includes a synchronous motor and an impeller. The synchronous motor includes a stator and a permanent magnetic rotor. The permanent magnetic rotor includes a rotary shaft and a permanent magnetic rotor main body attached around the rotary shaft.... Johnson Electric S a

09/28/17 / #20170279331

Motor and stator thereof

A motor includes a stator core, a winding bracket mounted around the stator core, a winding wound around the winding bracket, and a rotor cooperating with stator core. The winding bracket comprises a first bracket and a second bracket arranged in parallel with each other. The motor further includes a... Johnson Electric S a

09/28/17 / #20170279333

Electric actuator

An electric actuator includes a motor having a rotary shaft. The electric actuator further includes a vibration damping gasket mounted on the motor. The vibration damping gasket includes an annular body attached around the motor and an end wall formed on one end of the annular body, and the end... Johnson Electric S a

09/28/17 / #20170279338

Motor, stator and forming the stator

Stator, motor and method of forming a stator are provided. The stator includes a stator core, a winding wound around the stator core, a connecting member, first and second connecting terminals for supplying power to the winding from an external power source, and an electronic circuit. The connecting member and... Johnson Electric S a

09/28/17 / #20170279342

Stator, single phase motor and fan

A stator includes a stator core including stator poles and a yoke connecting the stator poles, at least one winding wound around the stator core and connecting terminals configured to connect with an external power source to supply power to the winding and located at one end of the yoke... Johnson Electric S a

09/21/17 / #20170271832

Commutator, motor using same and manufacturing the commutator

The invention relates to a commutator, comprising an insulating base and a plurality of commutator segments arranged on the insulating base, wherein each commutator segment comprises a metal layer, a transition layer and a graphite layer arranged on the base in sequence. The transition layer contains a material identical to... Johnson Electric S a

09/21/17 / #20170271946

Electric motor and fan assembly using the same

An electric motor includes a stator and a rotor rotatably mounted to the stator. The rotor includes a rotary shaft, a rotor main body attached around the rotary shaft, the rotor main body being rotatable under the interaction between the rotor main body and the stator when the winding is... Johnson Electric S a

09/21/17 / #20170271968

Electric motor and electric apparatus using same

An electric motor includes a stator and a rotor rotatably mounted to the stator. The rotor includes a rotary shaft; a rotor main body attached around the rotary shaft, the rotor main body and the rotary shaft being loosely fit with each other thus allowing for a rotation speed difference... Johnson Electric S a

09/14/17 / #20170259708

Driving device and seat adjusting mechanism for vehicle

A driving device and a seat adjusting mechanism for vehicle are provided. The driving device includes a motor and a gearbox. The gearbox includes a worm and a worm gear. The worm is fixedly connected to an output shaft of the motor. The gearbox further includes first and second driving... Johnson Electric S a

09/14/17 / #20170263365

Linear actuators

A linear actuator (20, 20′, 20″) comprises a plunger receptacle (22); a coil (24); a magnetic plunger (26); a magnetic base (28); a return spring (30); and a lock spring (32, 32′). The coil (24) is wound about at least a portion of an exterior surface of the plunger receptacle... Johnson Electric S a

09/07/17 / #20170254136

Vehicle window lift control system and control method

A vehicle window lift control system includes a window lift motor, a motor drive/control module, an inverter, a rotor position sensing unit, and an anti-pinch module. The window lift motor is a brushless direct current motor. The anti-pinch module detennines whether or not the vehicle window is in an anti-pinch... Johnson Electric S a

09/07/17 / #20170254311

Engine, engine starter and housing assembly thereof

An engine, an engine starter and its housing assembly are provided. The housing assembly includes a gear mounting portion for mounting a driving gear and a switch mounting portion for mounting a solenoid switch. The switch mounting portion comprises a connecting portion and a cover body. The connecting portion is... Johnson Electric S a

09/07/17 / #20170254343

Fan device, motor and liquid pump

A fan device includes a driving device, a fan wheel, and a locking fastener. The driving device includes a shaft. The fan wheel defines a shaft hole to receive the shaft. The locking fastener has a thermal expansion coefficient same as a thermal expansion coefficient of the shaft... Johnson Electric S a

09/07/17 / #20170254389

Driving device

A driving device includes a motor and a gearbox. The gearbox includes a first sun gear, first planetary gears surrounding and engaged with the first sun gear, and a first internal gear ring surrounding and engaged with the first planetary gears. The first sun gear is coaxially fixed to a... Johnson Electric S a

09/07/17 / #20170256349

Plunger for magnetic latching solenoid actuator

A plunger includes an elongate plunger body which is at least in part cylindrical and a plunger head at one end of the plunger body. The plunger body has a magnet-interface body portion which has a non-cylindrical cross-section perpendicular to a longitudinal axis of the plunger body. A magnetic latching... Johnson Electric S a

09/07/17 / #20170256900

Brush assembly, motor and liquid pump

A brush assembly includes a brush holder, a brush, an elastic element, and a conductive terminal. The brush slidably is accommodated in the brush holder. The elastic element is resisted between the brush and the brush holder. And the conductive terminal is formed by bending from the brush holder.... Johnson Electric S a

09/07/17 / #20170256995

Stator, motor comprising the same and making the same

A motor stator includes a stator core and a number of stator windings. The stator core includes a stator yoke and a plurality of stator tooth wrapped by a bobbin formed with an over-molding process, and further correspondingly wound around by stator windings. The stator teeth are connected to an... Johnson Electric S a

09/07/17 / #20170257009

Brush assembly and motor using same

A brush assembly includes a circuit board, at least two brushes, power connecting terminals for connecting with an external power supply, and a power supply branch circuit connected in series between a corresponding one of the power connecting terminals and a corresponding one of the brushes. The brush assembly further... Johnson Electric S a

08/31/17 / #20170246931

Method for driving an actuator of an hvac system

A method for driving an actuator of an HVAC system is provided, and which comprises the steps of: a] determining an actuation command to the actuator; and b] ramping a drive power to the actuator between a steady-state-velocity drive power and a zero-velocity drive power to effect a required acceleration... Johnson Electric S a

08/31/17 / #20170246932

Method of maintaining a position of an airflow-direction control element of a hvac system

A method of maintaining a position of an airflow-direction control element 16 of a HVAC system, comprising the steps of, a] determining a position of at least one movable member of an airflow-direction control mechanism of the HVAC system; and b] calculating whether the movable member is at a target... Johnson Electric S a

08/31/17 / #20170248145

Outer-rotor motor and blower having the same

An outer-rotor motor includes a support base, a stator attached around the support base, and a rotor rotatably mounted to the stator. The support base includes a substrate and a bearing holder separately formed and assembled together. A through hole is formed in a central area of the substrate. The... Johnson Electric S a

08/24/17 / #20170244299

Endcap assembly for an electric motor and stator comprising same

An endcap assembly for an electric motor and a stator having same are provided. The endcap assembly includes an endcap, a first wire, and two terminals corresponding to the first wire. The two terminals are fixed to the endcap and configured to connect with corresponding windings of the electric motor.... Johnson Electric S a

08/17/17 / #20170237319

Fuse component and electric motor incorporating the same

A fuse component configured to provide overcurrent protection for an electric motor comprises a spiral fuse portion and a magnetic core. The spiral fuse portion encloses at least a part of the magnetic core, so that the fuse component is also configured to function as a choke of the electric... Johnson Electric S a

08/03/17 / #20170219385

Motor and resolver thereof

The invention relates to a motor and a resolver thereof. The resolver includes a resolver stator (70), a resolver rotor (80). The resolver includes (70) a plurality of resolver stator teeth (73) and resolver stator windings (75) wound around the resolver stator teeth (73). The resolver rotor (75) includes a... Johnson Electric S a

Patent Packs
08/03/17 / #20170221649

Switch

A switch includes a switch housing having a receiving space, a conductive fixed contact element and a conductive active contact element which are provided in the receiving space and being electrically connected to two terminals of the switch respectively, an actuating member reciprocating movable in a predetermined actuating direction between... Johnson Electric S a

08/03/17 / #20170221806

Circuit board and smart card module and smart card utilizing the same

A circuit board and a smart card module and a smart card employing the circuit board are provided. The circuit board includes a substrate and a pad region provided on the substrate. The pad region is configured for mounting an electronic component, and comprises a plurality of pads spaced from... Johnson Electric S a

08/03/17 / #20170221807

Circuit board and smart card module and smart card utilizing the same

A circuit board and a smart card module and a smart card employing the circuit board are provided. The circuit board includes a substrate and a pad region provided on the substrate. The pad region is configured for mounting an electronic component. The pad region comprises a plurality of pads... Johnson Electric S a

08/03/17 / #20170222497

Motor and stator thereof

A motor stator includes a stator core, a winding wound around the stator core, and a circuit board connected with the winding. The circuit board forms a through hole. The through hole has an opening formed at an outer edge of the circuit board. A wire terminal of the winding... Johnson Electric S a

08/03/17 / #20170222498

Motor stator and forming motor stator

A motor stator and a method for forming the motor stator are provided. The method includes the steps of: providing a plurality of plates or metal powder, forming the plate or the metal powder into a plurality of magnetic laminations, wherein each magnetic lamination comprises a yoke portion and a... Johnson Electric S a

08/03/17 / #20170222501

Blower

A blower includes a housing, and an impeller and a motor received in the housing. The motor drives the impeller to rotate. The motor includes a stator and a rotor. The stator includes a stator core and windings wound around the stator core. The stator core includes a yoke and... Johnson Electric S a

08/03/17 / #20170222511

Motor and stator thereof

A motor includes a stator and a rotor. The stator includes a stator core and a bobbin. The bobbin includes upper and lower bobbins covering the stator core from two axial ends. The upper and lower bobbins each include an end face and a side portion. The two end faces... Johnson Electric S a

08/03/17 / #20170222524

Single phase motor and rotor of the same

A single phase motor includes a stator and a rotor. The stator includes a stator core. The stator core includes an outer yoke and a plurality of stator teeth. Each stator tooth includes a winding portion and a pole shoe coupled to the winding portion. The rotor includes a rotor... Johnson Electric S a

08/03/17 / #20170222526

Medical pump

A medical pump includes a single phase synchronous motor, a rod piston, a cylinder for receiving the rod piston for reciprocating motion therein. The single phase synchronous motor includes a stator and a rotor rotatable relative to the stator. The rotor includes a plurality of permanent magnets. The stator comprises... Johnson Electric S a

08/03/17 / #20170222527

Single phase motor and rotor of the same

A single phase motor includes a stator and a rotor. The stator includes a stator core. The stator core includes an outer yoke and a plurality of stator teeth. Each stator tooth includes a winding portion and a pole shoe coupled to the winding portion. The rotor includes a rotor... Johnson Electric S a

07/20/17 / #20170207669

Motor and outer magnetic core and inner magnetic core thereof

A motor including a motor outer magnetic core and a motor inner magnetic core. The motor outer magnetic core includes an annular yoke and a plurality of teeth. Each tooth includes a tooth body and a pole shoe. The pole shoes of the plurality of teeth cooperatively define a discontinuous... Johnson Electric S a

07/20/17 / #20170207687

End cap assembly and motor employing same

An end cap assembly includes an end cap. The end cap includes an end wall, a sidewall, and a shielding member. The sidewall projects from one side of the end wall. The sidewall defines a cutout for allowing two conducting wires to pass therethrough, and the two conducting wires connect... Johnson Electric S a

07/06/17 / #20170194738

Cable connector

A cable connector is provided which includes an insulating body including a frame which defines a region therein; a plurality of electrical terminals fixed to the insulating body and extended into the region; and a plurality of cables electrically connected to the electrical terminals respectively in the region. The region... Johnson Electric S a

07/06/17 / #20170194839

Motor and airflow generating device

A motor and an airflow generating device using the motor are provided. A stator of the motor includes a barrel-shaped core with a stator winding wound therearound. A rotor of the motor includes outer and inner barrels, first permanent magnets mounted to the outer barrel, and second permanent magnets mounted... Johnson Electric S a

07/06/17 / #20170194847

Stator and multiphase brushless motor having the same

A stator and a multiphase brushless electric motor utilizing the stator are provided. The stator which includes a stator core having a ring portion and a plurality of stator poles; a plurality of stator coils wound on the stator poles and having coil terminals; and a wiring frame fixed to... Johnson Electric S a

Patent Packs
06/29/17 / #20170184116

Impeller and pump using the impeller

An impeller includes a back cover plate, and vanes and a hub disposed on the back cover plate. The impeller further includes a sealing ring disposed on one end of the impeller away from the back cover plate. A pump using the impeller includes a volute housing and a driving... Johnson Electric S a

06/29/17 / #20170187272

Single phase permanent magnet motor

A single phase permanent magnet motor includes a stator and a rotor. The stator includes a stator core with windings. The stator core includes a yoke and claw-poles. Each claw-pole forms an arc pole face which is an involute curved face. All arc pole faces cooperatively define a space for... Johnson Electric S a

06/22/17 / #20170179803

Motor

A motor includes a stator, a rotor rotatable relative to the stator, a support member, and a circuit assembly. The circuit assembly includes a plurality of electronic components. The rotor is rotatably mounted to the support member. The stator is received in the rotor. The stator is fixed to the... Johnson Electric S a

06/08/17 / #20170159669

Impeller, and pump and fluid delivery device using the impeller

An impeller, and a pump and a fluid delivery device using the pump are disclosed. An impeller includes an base plate and a plurality of long blades and a plurality of short blades disposed on the base plate. The impeller further includes a shaft mounting portion disposed on the base... Johnson Electric S a

06/08/17 / #20170163104

Single phase permanent magnet motor

A single phase permanent magnet motor includes a stator and a rotor. The stator includes a stator corer and windings. The stator corer includes a yoke portion and stator teeth. Each stator tooth includes a winding portion and a pole shoe connected to an end of the winding portion. Each... Johnson Electric S a

06/08/17 / #20170163183

Motor control system, control method and vacuum cleaner

A motor control system controls power supplying of a motor. The motor control system is configured to control the motor be excited in advance of a zero crossing of a back electromotive force by an advance angle, and the advance angle gradually increases from an acceleration mode to a constant... Johnson Electric S a

06/08/17 / #20170163184

Motor control system, control method and vacuum cleaner

A motor control system includes a drive controller and an inverter having two half bridges. When an excitation voltage for a motor is inverted or the motor is freewheeled, the drive controller turns off one semiconductor switch and turns on the other semiconductor switch after delaying for a delay angle... Johnson Electric S a

06/01/17 / #20170152896

Fluid driving device, motor assembly and friction clutch thereof

A fluid driving device, a motor assembly and a friction clutch thereof are disclosed. The friction clutch includes: a fixing member fixed on a rotary shaft; a connecting member slidable disposed on the rotary shaft, wherein when the rotary shaft starts rotating, an axial distance between the connecting member and... Johnson Electric S a

05/25/17 / #20170149300

Actuator

An actuator for a vehicle air-conditioning unit, has a housing, an output driven by a gear train, a motor driving the output via the gear train, a PCB connected to the motor for supplying power to the motor; and lead wires connected to the PCB via a direct connection connector... Johnson Electric S a

05/25/17 / #20170149304

Actuator and pump using the actuator

A actuator and a pump using the actuator are provided. The actuator is used to drive a pump body. The actuator includes a base, a transmission assembly and a motor received in the base. The motor includes a stator, a rotor, and a driving shaft. The driving shaft is connected... Johnson Electric S a

05/25/17 / #20170149311

Application apparatus, motor assembly and integrated circuit for driving motor

A motor assembly and an integrated circuit for motor drive. The motor assembly includes a single-phase permanent-magnet synchronous motor capable of being powered by an AC power source and an integrated circuit, wherein the single-phase permanent-magnet synchronous motor comprises a stator and a permanent-magnet rotor capable of rotating relative to... Johnson Electric S a

05/25/17 / #20170149312

Motor component and integrated circuit for driving motor

A motor component and an integrated circuit for driving a motor are provided. The integrated circuit includes a housing, pins extended out from the housing, and a switch control circuit disposed on a semiconductor substrate. The semiconductor substrate and the switch control circuit are packaged in the housing. The switch... Johnson Electric S a

05/25/17 / #20170149314

Motor driving assembly

A motor driving assembly includes a motor. The motor includes an outer housing, and a rotor and a brush holder received in the outer housing. The rotor includes a rotary shaft extending out of the outer housing. A commutator is fixed on a shaft portion of the rotary shaft within... Johnson Electric S a

05/25/17 / #20170149318

Single phase permanent magnet brushless motor

A single phase permanent magnet brushless motor includes a stator and a rotor. The stator includes an outer housing, a stator core mounted in the outer housing, and windings wound around the stator core. The stator core includes a yoke and a plurality of poles extending inwardly from the yoke.... Johnson Electric S a

05/11/17 / #20170133894

Stator and bldc motor having the same

A brushless direct current motor includes a stator and a rotor rotatable relative to the stator. The stator includes a plurality of segments arranged circumferentially and a support bracket connecting the segments together. Each segment includes a segment core unit and a winding assembly assembled on the segment core unit.... Johnson Electric S a

04/20/17 / #20170108539

Current determining device and methods

A current determining device with a flat-sided primary conductor having two end faces between which a current can flow in a flow direction, and at least two flat sides in parallel with the flow direction. A first field-modifying element formed of a magnetic material is located at or adjacent to... Johnson Electric S a

04/20/17 / #20170110276

Electrical contact switch and electrical contactor

An electrical contact switch for use in an electrical contactor, which comprises first and second electrical terminals, an electrically-conductive busbar in electrical communication with the first electrical terminal, and at least one fixed electrical contact which is attached to the electrically-conductive busbar. The switch also has an electrically-conductive moveable arm... Johnson Electric S a

04/20/17 / #20170110277

Electrical disconnect contactors

A low-profile electrical contactor is provided comprising at least one electrical contact switch, an actuation means and a current determining device. The or each electrical contact switch has first and second electrical terminals, an electrically-conductive busbar in electrical communication with the first electrical terminal, the busbar having two end faces... Johnson Electric S a

04/13/17 / #20170099929

Hair dryer

A hair dryer includes a housing, and a heating unit, an air supply unit and a circuit board which are arranged inside the housing. The air supply unit includes an impeller and a single-phase direct current brushless motor for driving the impeller. The single-phase direct current brushless motor includes a... Johnson Electric S a

04/13/17 / #20170101996

Air flow regulating device

An air flow regulating device includes a housing, an air supply unit and a circuit board which are arranged inside the housing. The air supply unit includes an impeller and a single-phase permanent magnet brushless motor configured to drive the impeller. The single-phase permanent magnet brushless motor includes a stator... Johnson Electric S a

04/13/17 / #20170104403

Step motor

A step motor includes a stator and a rotor. The stator includes a stator core and stator windings. The stator core includes a ring shaped yoke and a plurality of teeth extending inwardly from the ring shaped yoke. The rotor is rotatably mounted with respect to the stator. The rotor... Johnson Electric S a

04/13/17 / #20170104427

Electronic device and circuit

A circuit includes a first operating component, a second operating component and a starting time control circuit. The starting voltage of the first operating component is different from that of the second operating component, and the starting time control circuit is configured to regulate a starting time of the first... Johnson Electric S a








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