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Daikin Industries Ltd
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Daikin Industries Ltd patents


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

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Composition

(wherein Ra represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluorine, alkyl, perfluoroalkyl, or hydrogen); and (B) aldehyde, wherein the content of acrylic acid derivative (A) is 30% (w/w) or more.... Daikin Industries Ltd

Composition containing hydrofluoroolefin compound

The present invention provides a composition comprising an HFO compound, the composition having excellent stability with decomposition and oxidation of the HFO compound being inhibited, the composition having improved refrigerating capacity when used as a heat transfer medium, compared with the case in which an HFO compound is used alone.... Daikin Industries Ltd

Acrylic acid derivative-containing composition, and stabilizing acrylic acid derivative

(wherein R1 and R2 are the same or different, and each represents alkyl, fluoroalkyl, aryl that may have one or more substituents, halogen, or hydrogen; R3 represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluoroalkyl, alkyl, halogen, or hydrogen); and (B) alcohol,... Daikin Industries Ltd

Heat exchange unit

A heat exchange unit includes a first heat exchanger and a second heat exchanger, the first heat exchanger and the second heat exchanger being disposed inside a casing so that an inclined installation thereof is possible in both the first attitude and the second attitude. The first heat exchanger has... Daikin Industries Ltd

Heat exchange unit

A heat exchange unit includes a first heat exchanger and a second heat exchanger. The first heat exchanger has a plurality of first flattened tubes communicating at different heights with an individual space including a flow channel through which refrigerant is spouted upward when installation is in a first attitude.... Daikin Industries Ltd

Method and producing a polarized resin film

next, in order to remove defects resulting from causes other than a corona treatment contained in these defects, a circumscribed rectangle of defect is set so as to have two sides along the scanning direction, and the number of only defects that have a circumscribed width of 2.88 mm or... Daikin Industries Ltd

Composition and laminated body

The invention provides a novel composition capable of providing a film or coat exhibiting excellent adhesiveness to a water-impermeable sheet and to an EVA encapsulant layer even without corona discharge treatment. The composition of the invention contains a fluorine-containing polymer and a polyol compound having a hydroxyl value of 10... Daikin Industries Ltd

Back sheet of solar cell module, and solar cell module

The invention provides a back sheet including a water-impermeable sheet and a film firmly bonded to each other and exhibiting excellent adhesiveness to an EVA encapsulant layer of a solar cell module even without corona discharge treatment on the film surface. The back sheet of the invention is a back... Daikin Industries Ltd

Stator, motor having the stator, and compressor

A stator includes a core having inwardly extending teeth, an insulator placed on an end surface of the core, coil windings wound the teeth, outgoing lines extending from both ends of the coil windings, and a yarn securing the outgoing lines to the insulator. The insulator has an outer wall... Daikin Industries Ltd

Inverter control device

In a first section including a point of time when sums of periods while upper arm-side switches in a pair of current paths of a voltage source inverter conduct in one cycle of a carrier are equal to each other at zero, a first voltage command group corresponds to switching... Daikin Industries Ltd

Composition, and electric wire and producing same

The invention provides a composition capable of providing an electric wire with small fluctuations in the wire diameter. The composition includes a modified polytetrafluoroethylene (A) having a cylinder extrusion pressure of 80 MPa or lower at a reduction ratio of 1600 and a non-fibrillatable low-molecular-weight polytetrafluoroethylene (B).... Daikin Industries Ltd

Soundproof cover of compressor for air conditioner

A soundproof cover of a compressor for an air conditioner includes a sound-insulating material body portion 11 that is a rubber or thermoplastic-elastomer molded product with sound-insulating properties having a shape corresponding to an outer shape of a compressor body portion including a compressor leg portion positioned on a lower... Daikin Industries Ltd

Remote control for air conditioner and air conditioner provided with same

A remote control for an air conditioner facilitates setting of various kinds of data without operation of a button. A remote control (30) includes an external communication unit (45) having an NFC circuit (42) and an NFC antenna (43). The external communication unit (45) is capable of wirelessly communicating with... Daikin Industries Ltd

Control system for controlling multiple apparatuses in linkage

The control system is configured to condition air of a single space 9, and includes: an air conditioner 2 and a floor heating apparatus 3 which cannot directly communicate with each other; a router 4 which is able to communicate with the air conditioner 2 and the floor heating apparatus... Daikin Industries Ltd

Refrigeration apparatus

A refrigeration apparatus includes a primary circuit with a first expansion valve, a bypass circuit extending between branching and joining portions on the refrigerant primary circuit, a heat exchanger, a second expansion valve disposed upstream of the heat exchanger in the bypass circuit, first and second refrigerant flow rate calculating... Daikin Industries Ltd

Usage-side air-conditioning apparatus and air-conditioning apparatus provided with same

A usage-side air-conditioning apparatus has: a casing; a usage-side heat exchanger to cool or heat air inside the casing through the use of a refrigerant supplied from a heat-source-side air-conditioning apparatus; an air supply/exhaust mechanism to take room air and/or outdoor air in from an air-conditioned space or outside of... Daikin Industries Ltd

Inverter driver for air conditioner

An inverter driver of an air conditioner drives an inverter of an actuator that actuates the air conditioner. The inverter driver includes a drive circuit outputting a drive signal to the inverter, a microcomputer controlling the drive circuit, a first mechanical relay connected to the drive circuit, and an inverter... Daikin Industries Ltd

Mixed powder and material for molding having ptfe as main component, and drawn porous body

A mixed powder and a material for molding have polytetrafluoroethylene as a main component. Each includes polytetrafluoroethylene that can be fibrillated, a non-hot melt processable component that is not fibrillated, and a hot melt processable component with a melting point of lower than 320° C. that is not fibrillated. The... Daikin Industries Ltd

Nitrileoxide compound

wherein, A is R6(R7)s, N, O, S, or —NR5—; R6 is an s-valent organic group; R7 is each independently, —O—, —S—, —NR5— or —O—P(═O)OR4′—; R2 and R3 are each independently a hydrogen atom or a hydrocarbon group; R4′ is each independently, a hydrocarbon group; R5 is each independently, a hydrogen... Daikin Industries Ltd

Method for producing electric wire

The invention provides a method for producing an electric wire with a low dielectric loss. The method for producing an electric wire includes a coating step of coating a core wire with a mixture of a high-molecular-weight polytetrafluoroethylene (A) and a non-fibrillatable low-molecular-weight polytetrafluoroethylene (B); a first heating step of... Daikin Industries Ltd

Power converter control device

In a first period having a first period length, first data and second data are alternately given to an inverter control unit. The first data has a first value indicating a length of time from the start point of time of the first period to a matching point of time... Daikin Industries Ltd

Nitrileoxide compound

wherein, R1 is a hydrogen atom or a hydrocarbon group; R2 is —R4—R5; R3 is —R4—R5 or —R4—R6; R4 is a divalent organic group; R5 is OH, SH, COOH or NHR9; R9 is a hydrogen atom or an alkyl group having 1-6 carbon atoms; and R6 is a hydrogen atom... Daikin Industries Ltd

Scroll-type compressor

A scroll compressor includes a compression mechanism having fixed and movable scrolls to form a fluid chamber. The fixed scroll has an end plate, an outer peripheral wall, and a wrap. The movable scroll has an end plate and a wrap. A scroll oil groove is formed in a sliding... Daikin Industries Ltd

Method for producing 1-chloro-2,3,3-trifluoropropene

The present invention provide a method for producing 1-chloro-2,3,3-trifluoropropene (1233yd), comprising the step of dehydrofluorinating 3-chloro-1,1,2,2-tetrafluoropropane (244ca).... Daikin Industries Ltd

Air conditioning system

An air conditioning system has an air conditioner, which includes an outdoor unit and an indoor unit that configure a refrigerant circuit, and a controller, which controls the running of the air conditioner. The controller does not allow operation of the air conditioner to start in a case where a... Daikin Industries Ltd

Air-conditioning control apparatus

An air-conditioning control apparatus includes an away detector, a position acquisition unit, a distance acquisition unit, an instrument control unit, and a learning storage unit. The away detector detects that a user is away from a building. The position acquisition unit acquires position information of a portable terminal carried by... Daikin Industries Ltd

Air-conditioning control apparatus

An air-conditioning control apparatus includes an away detector, a position acquisition unit, a distance acquisition unit, and an instrument control unit. The away detector detects that a user is away from a building. The position acquisition unit acquires position information of a portable terminal carried by the user. The distance... Daikin Industries Ltd

Demand response control result presentation apparatus

A demand response control result presentation apparatus is used in an energy consumption amount management system granting an incentive to a user of a facility device when the facility device performs a demand response control to adjust an energy consumption amount in response to a control request. The demand response... Daikin Industries Ltd

Coating composition and coated article

The present invention provides a coating composition that can provide a coating film excellent in adhesion to a substrate and also excellent in non-adhesiveness, hardness at high temperature, and abrasion resistance. The present invention relates to a coating composition including: non-melt-fabricable polytetrafluoroethylene; a fluorine-containing polymer other than the non-melt-fabricable polytetrafluoroethylene;... Daikin Industries Ltd

Nonwoven fabric

the fluorine-containing polymer is free from repeating units formed from a (meth)acrylate containing a linear or branched hydrocarbon group having at least 18 carbon atoms.... Daikin Industries Ltd

Refrigeration device for container

A gas supply device is configured such that its supply state is switchable between a first supply state supplying, as supply air, nitrogen-enriched air produced from outside air into a containe, and a second supply state in which the gas supply device takes outside air therein and supplies, as supply... Daikin Industries Ltd

Dielectric waveguide line

The present invention provides a dielectric waveguide having excellent transmission efficiency. The dielectric waveguide includes a polytetrafluoroethylene molded article that has a permittivity of 2.05 or higher at 2.45 GHz or 12 GHz, a loss tangent of 1.20×10−4 or lower at 2.45 GHz or 12 GHz, and a hardness of... Daikin Industries Ltd

Composition and molded article

The invention provides a composition capable of providing a molded article that has excellent heat resistance and a small weight change against both fluorine plasma exposure and oxygen plasma exposure during a semiconductor manufacturing step. The composition contains a fluorine-containing polymer and a cage silsesquioxane having a specific structure.... Daikin Industries Ltd

Surface treatment agent

wherein, each of symbols is as defined in the specification, and wherein a proportion of the perfluoro(poly)ether group containing silane compound having a molecular weight of 3,000 or less in the perfluoro(poly)ether group containing silane compounds of any of the above general formulae is 9 mol % or less.... Daikin Industries Ltd

Gas supply device and refrigeration device for container provided with said gas supply device

Disclosed is a gas supply device provided for a container in which a breathing plant is housed. The device supplies nitrogen-enriched air into the container. The device is provided with a malfunction diagnosis section which checks whether each of components of the device works properly or not and specifies a... Daikin Industries Ltd

01/25/18 / #20180022846

Hydrophilizing agent, composition containing hydrophilizing agent, and porous polymer film

The invention provides a hydrophilizing agent which is to be added to a polymer having a large contact angle to produce a porous polymer film that has a small contact angle and that can maintain this small contact angle even after 168-hour contact with an aqueous sodium hypochlorite solution. The... Daikin Industries Ltd

01/25/18 / #20180023870

Air conditioning device

In an air conditioning device (10) to which an outdoor unit (20) and indoor units (40) are connected, when a flow rate of a gaseous refrigerant in a gas main pipe (72a) is lower than a lower limit flow rate in main pipe, an amount of refrigerating machine oil accumulated... Daikin Industries Ltd

01/18/18 / #20180016461

Coating composition, coating film, and laminated body

A coating composition that provides a coating film having better abrasion resistance. The composition includes: a fluororesin; and inorganic particles, the inorganic particles having a new Mohs hardness of 10 or higher and a substantially spherical shape. Also disclosed is a coating film produced from the coating composition and a... Daikin Industries Ltd

01/18/18 / #20180017058

Screw compressor

A screw compressor includes a casing, a drive shaft, a screw rotor, a gate rotor, a slide valve, and a slide valve driving mechanism having a hydropneumatic cylinder. The drive shaft has one end supported via a bearing on a bearing holder held by the casing. The other end is... Daikin Industries Ltd

01/18/18 / #20180019056

Reactor

A reactor is provided. The reactor includes a coil and a terminal block that is fixed to conductor wires that led out from both ends in a winding core direction of the coil. The terminal block includes an input-side terminal block that is fixed to an input-side conductor wire that... Daikin Industries Ltd

01/11/18 / #20180010836

Heat transfer unit

A heat transfer unit includes: an electrical component casing defining an internal space, the internal space housing a transformer together with a control board and a power supply board; and a cooling unit which cools an electronic component on the power supply board during operation of a compressor.... Daikin Industries Ltd

01/04/18 / #20180002257

Methyl fluoride production method

A method for producing methyl fluoride, comprising the steps of: (1) pyrolyzing a starting compound in a gas phase to thereby obtain a mixed gas containing methyl fluoride and acid fluoride; and (2) rectifying the mixed gas obtained in step (1) to thereby obtain methyl fluoride.... Daikin Industries Ltd

01/04/18 / #20180003419

Air conditioning device

A multi-type air conditioning device controls an evaporation temperature and a condensing temperature, depending on required capacity of an indoor unit. The air conditioning device compares a current evaporation temperature or condensing temperature with a reference value, of an evaporation temperature or an condensing temperature, corresponding to a lower limit... Daikin Industries Ltd

12/28/17 / #20170370597

Heat exchanger assembly and outdoor unit of refrigerating apparatus

A heat exchanger assembly includes a header extending in a longitudinal direction, a plurality of heat transfer tubes aligned along the longitudinal direction of the header and connected to the header, a plurality of fins secured to the heat transfer tubes, a first corrective member and a second corrective member.... Daikin Industries Ltd

12/28/17 / #20170370612

Air conditioning indoor unit

An air conditioning indoor unit includes a body, a panel, and a horizontal flap. The body is provided with an air outlet. The panel is positioned to cover the front of the body. The horizontal flap is able to vary the air direction of conditioned air blown out from the... Daikin Industries Ltd

12/14/17 / #20170354988

Humidifier

The humidifier includes a humidification section which vaporizes water to produce humidified air, and a fan which produces in an air passage an air flow delivering the humidified air to the outside. The humidifier further includes a sterilized water producing section which produces sterilized water, an ultrasonic irradiator which produces... Daikin Industries Ltd

12/07/17 / #20170348626

Filter medium for air filter, filter pack, air filter unit, and producing filter medium for air filter

A filter medium includes first and second porous films mainly containing fluororesin, and a pre-collection member upstream of the first film. The second film is downstream of the first film. The pre-collection member has a pressure drop when air is passed through at a flow rate of 5.3 cm/s of... Daikin Industries Ltd

12/07/17 / #20170349456

Water treatment device

A water treatment vessel (10) causes electric discharge in water stored therein to produce a sterilizing factor. The water treatment vessel (10) moves in accordance with the level of water in a reservoir (30) to be switched between a discharging state where the water treatment vessel (10) and the reservoir... Daikin Industries Ltd

12/07/17 / #20170349511

Method for removing catalyst used in reaction

Provided is a method for easily and safely removing, from a reactor, a catalyst used in a reaction that is performed using hydrogen fluoride in the presence of the catalyst. In a reaction performed in a reactor containing at least hydrogen fluoride and a catalyst, the catalyst is removed through... Daikin Industries Ltd

12/07/17 / #20170350614

Air conditioner

This air conditioner includes an indoor unit having one or more outlets, and an outdoor unit connected to the indoor unit, wherein a flammable refrigerant or a mildly flammable refrigerant is used. The air conditioner includes a refrigerant gas sensor disposed in the indoor unit. When refrigerant gas is detected... Daikin Industries Ltd

12/07/17 / #20170353075

Stator, motor and compressor

A stator for a motor of a compressor includes a stator core, insulator, coil, slot insulator, and inter-coil insulator. The stator core has a plurality of tooth portions arrayed circumferentially. The insulator is fitted to axial end faces of the stator core. The coil is wound on the tooth portions.... Daikin Industries Ltd

11/30/17 / #20170342210

Modified fluorooxymethylene group-containing perfluoropolyether

wherein each symbols are as defined in the specification.... Daikin Industries Ltd

11/30/17 / #20170342275

Water-based surface treatment agent

A surface treatment agent which is an aqueous emulsion containing: (a) a fluorine-free polymer including: (i) repeating units derived from a long-chain (meth)acrylate ester monomer represented by the formula: CH2═CA11-C(═O)—O-A12, wherein A11 is a hydrogen atom or a methyl group, and A12 is a linear or branched aliphatic hydrocarbon group... Daikin Industries Ltd

11/30/17 / #20170342981

Scroll compressor

A scroll compressor includes fixed and movable scrolls having a fixed and movable side plates and fixed and movable side laps to form first and second compression chambers. The fixed-side plate includes a discharge port and a relief hole extending from the front face through to the back face. The... Daikin Industries Ltd

11/30/17 / #20170343289

Heat exchanger

A heat exchanger includes a plurality of principal heat exchange sections and auxiliary heat exchange sections. Each of the auxiliary heat exchange sections is in series connection to a corresponding one of the principal heat exchange sections. Of tube number ratios of the number of the flat tubes constituting each... Daikin Industries Ltd

11/30/17 / #20170343290

Heat exchanger

A heat exchanger includes a plurality of principal heat exchange sections and auxiliary heat exchange sections. Each of the auxiliary heat exchange sections is in series connection to a corresponding one of the principal heat exchange sections. Of tube number ratios of the number of the flat tubes constituting each... Daikin Industries Ltd

11/30/17 / #20170346261

Discharge unit

A discharge unit includes a discharge electrode, a counter electrode opposed to the discharge electrode, and an insulation member having a surface. The surface is continuous from the discharge electrode to the counter electrode. A wall portion is provided on one side with respect to a discharge region formed by... Daikin Industries Ltd

11/23/17 / #20170334814

Method for producing fluorinated methane

wherein R1 and R2 are identical or different, and each represents a substituted or unsubstituted straight or branched monovalent aliphatic hydrocarbon group, substituted or unsubstituted monovalent aromatic hydrocarbon group, substituted or unsubstituted monovalent cyclic aliphatic hydrocarbon group, hydrogen atom, or halogen atom.... Daikin Industries Ltd

11/23/17 / #20170336085

Regenerative air conditioner

To avoid decline in the efficiency of a compressor at a low load, a thermal storage air conditioner has a refrigerant circuit (11) which has a compressor (22), an outdoor heat exchanger (23), and an indoor heat exchanger (72) and performs a refrigeration cycle, and a thermal storage section (60)... Daikin Industries Ltd

11/23/17 / #20170336092

Air conditioner

A refrigerant gas sensor is typically attached so that an opening for introducing leaked refrigerant gas into the inside faces upward. With this arrangement, however, a small amount of a different gas such as propane and pesticide, which is sucked from the outside of an air conditioner, may be erroneously... Daikin Industries Ltd

11/23/17 / #20170336120

Refrigeration apparatus

An air conditioning apparatus uses R32 as a refrigerant, and includes a compressor, a condenser, an expansion mechanism, an evaporator, an intermediate injection channel, a suction injection channel, a switching mechanism, a branch flow channel, first and second injection opening adjustable valves, an injection heat exchanger, a refrigerant storage tank,... Daikin Industries Ltd

11/16/17 / #20170328620

Air conditioner

An air conditioner which continues driving with a deteriorated gas leakage sensor is provided. An air conditioner of the present invention includes an outdoor unit including a compressor and an indoor unit connected with the outdoor unit and uses flammable refrigerant. The air conditioner includes: a refrigerant gas sensor; and... Daikin Industries Ltd

11/16/17 / #20170328625

Refrigeration container

A failure determiner is provided to perform a failure diagnosis to successively evaluate functions of the refrigerant circuit and components forming the refrigerant circuit for a plurality of evaluation items. If the failure diagnosis is interrupted, the failure determiner has a restarting function to restart the failure diagnosis from an... Daikin Industries Ltd

11/16/17 / #20170329507

Remote control device of heat pump system

A remote control device of a heat pump system is useable to switch an operating state of the heat pump system. The remote control device includes a touch screen and physical keys provided separately from the touch screen. The touch screen is configured and arranged to display a plurality of... Daikin Industries Ltd

11/09/17 / #20170320798

Method for isolating hfc-245cb and (e)-hfo-1234ze from composition containing both compounds

The present invention provides a method for separating HFC-245cb and (E)-HFO-1234ze having close boiling points, i.e., boiling points with only 1° C. difference, by extractive distillation from a composition containing the HFC-245cb and the (E)-HFO-1234ze. More specifically, the present invention is a method for separating HFC-245cb and (E)-HFO-1234ze from a... Daikin Industries Ltd

Patent Packs
11/09/17 / #20170321034

Polytetrafluoroethylene composition

The invention provides a polytetrafluoroethylene composition having high flowability. The polytetrafluoroethylene composition contains a particulate polytetrafluoroethylene having fibrillability and a particulate synthetic amorphous silica. The particulate polytetrafluoroethylene is a polytetrafluoroethylene fine powder or a polytetrafluoroethylene molding powder. The particulate synthetic amorphous silica is obtained by a dry process and has... Daikin Industries Ltd

11/09/17 / #20170321939

Air conditioner

Stress to be imposed on a compressor in reverse cycle operation is reduced. A cycle controller causes an outdoor heat exchanger to function as a condenser and an indoor heat exchanger to function as an evaporator when a reverse cycle executing condition is met, so that a refrigerant circulates in... Daikin Industries Ltd

11/09/17 / #20170321940

Air conditioner

An air conditioner of the present invention includes an indoor unit having an upper outlet port and a lower outlet port and uses flammable refrigerant, the air conditioner including: a shutter provided at the lower outlet port and is configured to switch between a blowout capable state in which wind... Daikin Industries Ltd

11/09/17 / #20170324173

Module-terminal block connection structure and connection method

A module-terminal block connection structure includes: a printed wiring board; a terminal block which is disposed on one surface of the printed wiring board and is formed into a three-dimensional shape by a conductive material, the terminal block being fixed to the printed wiring board; a power module which is... Daikin Industries Ltd

11/09/17 / #20170324348

Charge and discharge circuit, control charge and discharge circuit, control device for charge and discharge circuit, and direct power converter

A first capacitor is connected between first and second power supply lines. A reactor is connected in series with the first power supply line or the second power supply line. A single-phase AC voltage is applied to a rectifying circuit. The rectifying circuit, which includes the first capacitor and the... Daikin Industries Ltd

11/02/17 / #20170314527

Fluid system

A control device estimates a flow rate and an effective height difference of a fluid machine based on a characteristic detectable with regard to a rotating electrical machine and correlating with the flow rate and the effective height difference of the fluid machine. A total flow rate in a pipe... Daikin Industries Ltd

11/02/17 / #20170314792

Heat exchanger

A heat exchanger includes a plurality of flat tubes and a coupling header. The flat tubes are disposed in multiple tiers along a predetermined tube tier direction and in multiple rows so as to be adjacent to each other in a tube row direction intersecting the tube tier direction and... Daikin Industries Ltd

11/02/17 / #20170314805

Air-conditioner indoor unit

When a service technician or the like performs maintenance of a mechanism in an indoor unit, the service technician may accidentally detach a refrigerant gas sensor and the refrigerant gas sensor may be broken. To prevent this, communication pipes (regulating members) configured to regulate the detachment of a refrigerant gas... Daikin Industries Ltd

11/02/17 / #20170314815

Preheater for compressor

A preheater for a compressor that is capable of heating a lubricant oil efficiently with smaller power is provided. A preheater for a compressor includes: a capacitive oil surface sensor that is provided at a compressor used in a refrigerating cycle, and detects an oil surface of a lubricant oil... Daikin Industries Ltd

11/02/17 / #20170317549

Stator and motor

A stator includes a stator core and an insulator installed on an axial-direction end surface of the stator core. The stator core has a cylindrical part, a plurality of teeth, and a plurality of windings. The windings are wound around the teeth. Each winding has a first end and a... Daikin Industries Ltd

10/26/17 / #20170307113

Flexible pipe

The present invention provides a flexible pipe having excellent blister resistance in a high-temperature and high-pressure environment even though including a thick resin pipe. The flexible pipe includes a resin pipe having a thickness of greater than 5 mm. The resin pipe is formed from a resin having a CO2... Daikin Industries Ltd

10/26/17 / #20170307232

Indoor unit for air conditioner

A grille is provided at a lower end portion of an air inlet, and covers a central portion of the air inlet to form an inlet opening between an outer peripheral edge of the grille and an opening edge of the air inlet in plan view. A plate member extends... Daikin Industries Ltd

10/26/17 / #20170309412

Electrolyte solution and electrochemical device

The present invention aims to provide an electrolyte solution containing a quaternary ammonium salt as an electrolyte salt and is capable of providing an electrochemical device having a high capacitance retention and reducing generation of gas. The electrolyte solution of the present invention contains a solvent, a quaternary ammonium salt,... Daikin Industries Ltd

10/26/17 / #20170310235

Direct-power-converter control device

A control device includes a charge controller. The charge controller includes an amplitude determining unit, a charge command generating unit, and a charging operation controller. The amplitude determining unit determines an amplitude of a current to be input to a converter by performing at least proportional-integral control on a deviation... Daikin Industries Ltd

10/19/17 / #20170298934

Gear pump and gear motor

A gear pump or a gear motor includes a casing, a helical drive gear, a helical driven gear, a drive-side space, and an idler-side space. The drive and driven gears mesh with each other in the casing to partition inside of the casing so as to include high and low... Daikin Industries Ltd

Patent Packs
10/19/17 / #20170299284

Refrigerant diverter

A refrigerant diverter diverts inflowing refrigerant and to cause the refrigerant to flow out to a downstream side. The refrigerant diverter includes a vertically extending diverter case, and a vertically extending rod-shaped rod member disposed inside the diverter case. The diverter case has a plurality of diverting channels disposed along... Daikin Industries Ltd

10/19/17 / #20170301430

Resin composition and moulded article

The present invention aims to provide a resin composition capable of providing a molded article that has high slidability and high impact resistance, as well as excellent tensile strength. The present invention relates to a resin composition containing an aromatic polyether ketone resin (I) and a fluororesin (II). The composition... Daikin Industries Ltd

10/12/17 / #20170292732

Air-conditioning-device indoor unit

Disclosed herein is an indoor unit including: a load detector for detecting a heavy-load area to bear a relatively heavy air-conditioning load during a heating mode of operation and a light-load area to bear a lighter air-conditioning load than the heavy-load area from a perimeter zone of a space to... Daikin Industries Ltd

10/12/17 / #20170292741

Heat exchanger and air conditioning apparatus

A heat exchanger includes a plurality of flat tubes, a header part, and a guide part. An interior of the header part is partitioned into first and second spaces. One end of each of the tubes is connected to the first space. The guide part has a guide space positioned... Daikin Industries Ltd

10/05/17 / #20170281070

Brain activity estimation device

A brain activity estimation device includes a facial skin temperature acquisition element and a brain activity estimation element. The acquisition element detects a skin temperature of at least part of a human face, and acquires facial skin temperature data including detected temperature data and location data of a detection region... Daikin Industries Ltd

10/05/17 / #20170283585

Fluoroelastomer composition and molded article

The invention provides a fluoroelastomer composition excellent in heat resistance. The fluoroelastomer composition of the present invention contains a fluoroelastomer and a specific compound.... Daikin Industries Ltd

10/05/17 / #20170283648

Antifouling article

The present invention provides a novel antifouling article comprising a base material, a diamond-like carbon layer and an antifouling coating layer which is formed on the diamond-like carbon layer from a surface treating agent comprising a perfluoropolyether group-containing compound and having high acid resistant and alkaline resistant.... Daikin Industries Ltd

10/05/17 / #20170284686

Air conditioner construction method

Operation switching units, each changing directions of a refrigerant flowing through its associated indoor unit in response to a switch from a cooling operation to a heating operation, or vice versa, are each connected with the associated indoor unit through indoor communication pipes; a gas-liquid separation unit is connected with... Daikin Industries Ltd

10/05/17 / #20170288567

Power conversion device

A power converter including a compressor as a load includes a compensation current output (80) allowing compensation current (Ic), which compensates for leakage current (Ia), to flow. A controller (50) receives a detection signal from a rotational speed sensor (55) which senses the rotational speed of the compressor (CM). When... Daikin Industries Ltd

09/28/17 / #20170275220

Process for producing 2-chloro-3,3,3-trifluoropropene

This invention provides a process for producing 2-chloro-3,3,3-trifluoropropene, comprising: reacting anhydrous hydrogen fluoride with at least one chlorine-containing compound selected from the group consisting of chloropropanes and chloropropenes represented by specific formulas in a gas phase in the presence of a chromium atom-containing fluorination catalyst while heating, the reaction being... Daikin Industries Ltd

09/28/17 / #20170275310

Electrolytic solution and novel fluorinated phosphoric acid ester

The present invention provides a novel electrolyte solution capable of providing electrochemical devices having a high storage capacity retention. The electrolyte solution of the present invention contains a fluorinated phosphoric acid ester containing a non-fluorinated alkylene group having one or more carbon atoms as a linking group.... Daikin Industries Ltd

09/28/17 / #20170276392

Indoor unit for air conditioning device

In order to carry out, in a heating operation, an airflow rate adjusting operation in which a reduced amount of conditioned air is blown in one or more of a plurality of blowing directions to increase a blowing speed in the rest of the blowing directions, an operation control section... Daikin Industries Ltd

09/28/17 / #20170276396

Indoor unit for air conditioning device

An indoor unit of an air conditioning system is provided. The indoor unit includes a fan, a control box that includes an inspection port on a first side surface, and a casing that houses the fan and the control box. The casing includes a first flow port in a bottom... Daikin Industries Ltd

09/28/17 / #20170279372

Power converter

A discharge duty that is a duty at which a switch is conductive takes a value obtained by dividing a product of a crest value of a single-phase AC voltage and a square of a cosine value of a phase of the single-phase AC voltage by a both-end voltage across... Daikin Industries Ltd

09/28/17 / #20170279398

Electric power conversion device

An electric power conversion device includes: a converter circuit which includes a boost chopper; a capacitor which is connected between output terminals of the converter circuit; a boost chopper which boosts a terminal voltage of the capacitor; a multiphase inverter circuit; and a boost chopper controller. In a case where... Daikin Industries Ltd

09/21/17 / #20170267551

Water treatment device and humidification device

A water treatment device includes: an insulating divider which divides a space inside a water tank into two treatment vessels adjacent to each other in a horizontal direction, and includes a current carrier which is able to energize water in the two treatment vessels; a treatment unit including a pair... Daikin Industries Ltd

09/21/17 / #20170267626

Production alpha-fluoro acrylic acid esters

wherein the symbol is as defined above, in the presence of a transition metal complex catalyst containing at least one bidentate phosphine ligand and a base to thereby obtain the compound represented by formula (1).... Daikin Industries Ltd

09/14/17 / #20170260344

Method for producing modified molded article of fluororesin

A method for producing a modified molded article which includes molding a fluororesin to provide a molded article and irradiating the molded article with radiation at an irradiation dose of lower than 100 kGy at 50° C. to 200° C. to provide a modified molded article.... Daikin Industries Ltd

09/14/17 / #20170261224

Indoor unit

In a known indoor unit, a casing may move away from a wall surface and a gap may be formed between the casing and the wall surface, with the result that the design of the indoor unit may be deteriorated. An indoor unit includes a mounting board fixed to a... Daikin Industries Ltd

09/14/17 / #20170261242

Thermal storage air conditioner

The control section implements: a utilization cooling operation in which the thermal storage medium absorbs heat from the refrigerant and in which the refrigerant evaporates in the indoor heat exchanger, when the receiving section receives a first signal indicating a request for reduced use of power during an operation in... Daikin Industries Ltd

09/14/17 / #20170262945

Equipment management apparatus

An equipment management apparatus manages at least one equipment unit that is supplied with energy and that consumes energy. The equipment management apparatus includes a result value storage unit, an adjustment control implementation status storage unit, and a hypothetical value computation unit. The result value storage unit stores result values... Daikin Industries Ltd








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