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Nidec Seimitsu Corporation patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nidec Seimitsu Corporation-related inventors


Vibration motor

A vibration motor includes a stationary portion, a vibrating body, an elastic member, and a damper member. A back yoke is disposed on a magnet. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a stationary portion, a vibrating body, an elastic member, and a damper member. The elastic member includes a first extending portion, a second extending portion, a first connection portion, a second connection portion, a third extending portion, a fourth extending portion, a third connection portion, a fourth connection portion, and a fifth connection portion. ... Nidec Seimitsu Corporation

Vibration motor

In a vibration motor, a substrate is disposed on a base plate, a coil is disposed on the substrate, and a magnet is disposed so as to be accommodated in an inner peripheral side of the coil having an annular shape by vibration. A back yoke is disposed on the magnet, a weight is disposed on the back yoke, and a case accommodates the coil, the magnet, the back yoke, and the weight. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes: a stationary portion which has a base plate, substrate, coil, and case; a vibrating body which has a magnet, back yoke, and weight and is supported by the stationary portion so as to be capable of vibrating in a vertical direction; and an elastic member. In a vibration motor, a substrate is disposed on a base plate, a coil is disposed on the substrate, and a magnet is disposed so as to be accommodated on an inner peripheral side of the coil having an annular shape by vibration. ... Nidec Seimitsu Corporation

Vibration motor

A back yoke of a vibration motor has a rectangular top surface portion, a long side protrusion portion that protrudes downward from a long side portion of the top surface portion, and a short side protrusion portion that protrudes downward from a short side portion of the top surface portion. The short side protrusion portion has a protrusion amount smaller than that of the long side protrusion portion. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a shaft having a center axis extending in one direction; a stationary portion having a coil wound in a circumferential direction of the center axis; a vibrating body arranged outside the shaft in a radial direction and being vibratable in the one direction relative to the stationary portion; and at least a single coil spring arranged between the stationary portion and the vibrating body, and wound in the circumferential direction. The vibrating body includes a weight and a magnet arranged inside the coil in the radial direction, in the one direction with respect to the weight. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a shaft, a stationary portion, a vibrating body, and an elastic member. The vibrating body includes a weight, first magnets, magnetic bodies, and one or more second magnets. ... Nidec Seimitsu Corporation

Vibration motor and method for manufacturing the same

A vibration motor includes a stationary portion including a casing and a coil; a vibrating body including a weight and a magnet, the vibrating body being supported so as to be vibratable in one direction relative to the stationary portion; and an elastic member located between the stationary portion and the vibrating body. The magnet is disposed above the coil in an up-down direction that is perpendicular to the one direction. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a stationary portion including a casing and a coil; a vibrating body including a weight and a magnet, the vibrating body being supported so as to be vibratable in one direction relative to the stationary portion; an elastic member located between the stationary portion and the vibrating body; and a top plate portion that is disposed above the vibrating body in an up-down direction that is perpendicular to the one direction. The magnet is disposed above the coil, and the top plate portion faces the magnet in the up-down direction. ... Nidec Seimitsu Corporation

Vibration motor

A base portion of a vibration motor includes a first plate including a first plate recessed portion in an upper surface thereof; and a second plate arranged in the first plate recessed portion, and fixed to the first plate. One of the first and second plates is made of a magnetic metal, while another one is made of a nonmagnetic metal. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a cover portion arranged above the base portion, and fixed to an outer edge portion of the base portion; a lower bearing portion fixed to the base portion; an upper bearing portion fixed to the cover portion; a shaft arranged to extend along the central axis, and having a lower end portion and an upper end portion rotatably supported by the lower bearing portion and the upper bearing portion, respectively; a rotor holder attached to the shaft; a magnet portion including a plurality of magnetic poles, and attached to the rotor holder; an eccentric weight attached to the rotor holder; a circuit board arranged above the base portion; and a coil portion attached onto the circuit board, and arranged vertically opposite to the magnet portion with a space therebetween.. . ... Nidec Seimitsu Corporation

Vibration motor, vibrator-attached board, silent notification device, and method for manufacturing vibration motor

A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a shaft having a lower end fixed to the base portion, and arranged to project upward along the central axis; a circuit board; a coil portion; a bearing portion; a rotor holder; a magnet portion; an eccentric weight; a cover portion; and a motor electrode portion electrically connected to the circuit board, and arranged to project downward below a lower surface of the base portion. The entire base portion and the entire circuit board are arranged inside of an outer circumferential edge of a lower end of the cover portion.. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a stationary portion including a casing and a coil; a vibrator including a magnet, and at least one elastic member. The magnet is arranged on an upper side of the coil. ... Nidec Seimitsu Corporation

Vibration motor

A vibration motor includes a stationary portion including a casing and a coil; a vibrator including a magnet, and supported to be capable of vibrating in one direction with respect to the stationary portion; and an elastic member arranged between the stationary portion and the vibrator. The magnet is arranged on an upper side of the coil in a vertical direction perpendicular to the one direction. ... Nidec Seimitsu Corporation

04/20/17 / #20170110949

Vibration motor

A vibration motor includes a stationary portion including a base and an annular coil; a vibrator including a magnet, and supported to be capable of vibrating in one direction with respect to the stationary portion; and an elastic member arranged between the stationary portion and the vibrator. The base includes a columnar portion arranged to project upward in a vertical direction perpendicular to the one direction. ... Nidec Seimitsu Corporation

04/20/17 / #20170110948

Vibration motor

A vibration motor includes a stationary portion including a casing and a coil; a vibrator supported to be capable of vibrating in one direction with respect to the stationary portion; and an elastic member arranged between the stationary portion and the vibrator. The vibrator includes a magnet arranged on an upper side of the coil in a vertical direction perpendicular to the one direction, and a weight arranged to hold the magnet. ... Nidec Seimitsu Corporation

02/09/17 / #20170040867

Vibration motor

A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a shaft having a lower end fixed to the base portion, and arranged to project upward along the central axis; a circuit board arranged above the base portion; a single annular coil attached to the circuit board, and arranged to have the shaft arranged inside thereof; a bearing portion attached to the shaft to be rotatable with respect to the shaft above the coil; a rotor holder attached to the bearing portion; a magnet portion including a plurality of magnetic poles, and attached to the rotor holder; an eccentric weight attached to the rotor holder; a spacer attached to the shaft between the bearing portion and the coil, and including an upper surface arranged to be in contact with a lower surface of the bearing portion; and a cover portion arranged to cover, at least in part, upper and lateral sides of the rotor holder and the eccentric weight, and fixed to an upper end of the shaft and an outer edge portion of the base portion. The spacer includes a lower surface arranged opposite to an upper surface of the coil in the vertical direction.. ... Nidec Seimitsu Corporation

02/09/17 / #20170040866

Vibration motor

A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a shaft; a coil portion; a bearing portion; a rotor holder; a magnet portion; and an eccentric weight. The base portion includes a base magnetic portion made of a magnetic metal; and a base nonmagnetic portion made of a nonmagnetic metal, fixed to an edge portion of the base magnetic portion, and arranged to extend from the edge portion of the base magnetic portion perpendicularly to the vertical direction. ... Nidec Seimitsu Corporation

01/05/17 / #20170005556

Vibration motor and mobile communication apparatus

A vibration motor includes a base portion arranged to extend perpendicularly to a central axis extending in a vertical direction; a magnet portion fixed above the base portion, and arranged to point in the vertical direction; a vibrating portion including a coil portion arranged radially opposite to the magnet portion, and arranged around the magnet portion to vibrate in the vertical direction; a cover portion arranged to cover upper and lateral sides of the magnet portion and the vibrating portion, and fixed to the base portion; an elastic member arranged around the magnet portion between an inner surface of an upper portion of the cover portion and an upper portion of the vibrating portion, and arranged to extend radially inward in a downward direction from the inner surface of the upper portion of the cover portion; at least one adhesive layer fixed to an upper surface of the vibrating portion, and arranged in a circumferential direction below the elastic member; and at least one viscous body in a paste, arranged in the circumferential direction on an upper surface of the at least one adhesive layer, arranged vertically opposite to the elastic member, and including an upper end portion arranged at a level higher than the level of the upper surface of the vibrating portion.. . ... Nidec Seimitsu Corporation








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