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| Number | Title | Issue Date |
| 8115354 | Brushless vibration motor The present invention provides a brushless vibration motor. A bracket has a burring part protruding upwards. A shaft is fitted at a first end thereof into the burring part. A stator comprises at least one coil which is provided on the upper surface of the bracket. T... | 02/14/2012 |
| 8106552 | Vibration motor Disclosed herein is vibration motor. The vibration motor includes a bearing rotatably fitted over a support shaft which is installed to be perpendicular to a base. A hub is coupled to the bearing, with an eccentric member provided on the edge of the hub. A coil is m... | 01/31/2012 |
| 8076808 | Flat type vibration motor Disclosed herein is a flat type vibration motor. The motor includes a bracket having a shaft mounted to the central portion of the bracket, with a lower substrate and a magnet being adhered to the upper surface of the bracket. A casing covers the upper portion of th... | 12/13/2011 |
| 8018105 | Vibrator tube An electromagnetic vibrator for use in a portable communication device includes a housing including a track directed in a first dimension; a coiling including at least one coil turn, oriented in a second dimension essentially perpendicular to the first dimension, co... | 09/13/2011 |
| 8013486 | Vibration motor holding structure and vibration motor There is provided a holding structure to hold a vibration motor on a circuit board with a sufficient holding strength using an inexpensive and simple means such as caulking and bonding and a vibration motor held on a circuit board using the holding structure. The ho... | 09/06/2011 |
| 8008818 | Flat vibration motor A flat vibration motor able to be mounted to a device side board by just reflow processing and able to reduce the occupied area, that is, a flat vibration motor provided with a stator plate having a through hole into which one end of a shaft is fit, the stator plate... | 08/30/2011 |
| 7990002 | Vibration motor A vibration motor includes a rotary shaft, an armature core secured to the rotary shaft and having a plurality of salient poles, an armature coil wound around each of the salient poles except at least one salient pole, a frame serving as an outside cover, a pluralit... | 08/02/2011 |
| 7977834 | Vibration motor A vibration motor is provided, comprising a case having an upper case and a lower case which are coupled to each other; a shaft installed in the case while being supported by the case; a rotor rotatably coupled with the shaft; a stator arranged around the shaft; a f... | 07/12/2011 |
| 7969053 | Flat type vibration motor with increased vibration amount A flat type vibration motor with increased vibration amount comprises a vibrator (1), a hard circuit board (2), a rotor (3), a shaft (5), a lower case (9), a magnet (8), a flexible circuit board (11), a brush (10 | 06/28/2011 |
| 7911098 | Vibration motor A linear vibrator is disclosed. The linear vibrator includes a base, a coil unit, which is coupled to the base, a magnet, which is coupled to the coil unit such that the magnet can move relatively, and a plurality of leaf springs, which are interposed between the ma... | 03/22/2011 |
| 7911097 | Vibration motor having a case comprising an upper plate and a lower plate Provided is a vibration motor including a supporting shaft, a rotor rotatably coupled to the supporting shaft, a stator facing the rotor, and a case having a lower plate where the supporting shaft and the stator are coupled, an upper plate facing the lower plate and... | 03/22/2011 |
| 7888832 | Vibration motor A vibration motor having mounting hardware with a width dimension able to be kept within a thickness of a motor case, that is, a vibration motor provided with a vibration motor body attaching an eccentric weight to a motor shaft sticking out from a bearing part of a... | 02/15/2011 |
| 7880352 | Spring sheet-type vibration motor A spring-sheet-type vibration motor comprises a motor body with an output shaft on a front end and an end cap coupled between a supporting bracket and the motor body on the rear end. The end cap supports one or more electric brushes against the motor body. The suppo... | 02/01/2011 |
| 7825555 | Surface mount-type vibration motor and fixation structure for surface mount-type vibration motor A surface mount-type vibration motor and an installation structure for a surface mount-type vibration motor, where soldered portions are prevented from separating from a circuit board without requiring any design change in a vibration motor body. A section where a m... | 11/02/2010 |
| 7804211 | Vibration generator A vibration generator has at least two groups of shafts, on which at least two groups of imbalances are disposed, and which are connected with at least one drive that rotates the shafts relative to one another, at different speeds of rotation, thereby achieving a di... | 09/28/2010 |
| 7800274 | Thin stator, eccentric motor and axial air-gap brushless vibration motor equipped with the same A stator includes a bracket having a shaft bearing portion at a center, a stator base including a flexible printed wiring board outwardly attached to the shaft bearing portion, single-phase air-armature coils disposed on the stator base, and a drive circuit member d... | 09/21/2010 |
| 7786633 | Electric motor with a retractable shaft An electric motor (100) for controlling the lateral displacement of a shaft (114) connected to a rotor (104) of the electric motor (100) is provided. The electric motor (100) includes one or more stator conductors (106) for ... | 08/31/2010 |
| 7781927 | Vibration motor A vibration motor is provided, comprising a case having an upper case and a lower case which are coupled to each other; a shaft installed in the case while being supported by the case; a rotor rotatably coupled with the shaft; a stator arranged around the shaft; a f... | 08/24/2010 |
| 7737588 | Three-phase induction motor The preferred embodiment the invention proposes pertains to a three-phase induction motor, and operates on the premises of having the extension cords on two ends of the motor embedded with several balancing eccentric washers and a balancing eccentric block added, of... | 06/15/2010 |
| 7723881 | Flat type motorized vibrators with high vibration output The present invention involves a type of flat, motor-driven vibrator that does not increase the outer physical dimensions of the vibrator while increasing the amount of vibration by changing the mass and balance of the eccentric rotor. The base structure of the ecce... | 05/25/2010 |
| 7709983 | Vibration motor holding structure and vibration motor In a vibration motor holding structure for retaining a vibration motor having eccentric weights at rotation shaft ends and holding the vibration motor on a circuit board, there is provided a metal holder having support legs provided along a part of the length of the... | 05/04/2010 |
| 7705500 | Vibration apparatus and motor assembly therefore A vibration apparatus and also a motor assembly are provided to enhance vibrational massage therapy and to improve non-impact exercise. In particular, the motor assembly generates vibrations of differing amplitudes utilizing a single motor to drive a shaft that, in ... | 04/27/2010 |
| 7692345 | Vibration-generating device and electronic apparatus using the same The present invention is directed to a vibration generating device used for mobile telephone, etc., which comprises a rotor (110), and a stator (120) for rotatably supporting the rotor, and serving to rotate the rotor to thereby generate vibration. The... | 04/06/2010 |
| 7692346 | Vibrator A compact enclosed type vibrator capable of ensuring a large amount of vibration has a casing (5), a coil (10) and a magnetic circuit unit (11) provided in the casing, and a suspension (3) supporting the magnetic circuit unit. The magneti... | 04/06/2010 |
| 7679240 | Vibration motor A vibration motor having an eccentric weight 20 includes a tubular metal holder frame 30 with a flat bottom part 31 and a wall surface 32, the flat bottom part 31 having an inner projection 31f with a bottom-up recess... | 03/16/2010 |
| 7679239 | Flat type vibrating motor Provided is a flat type vibrating motor capable of reducing a consumed current of the motor while maintaining torque of the motor, lengthening even more an operating time of an apparatus such as a mobile communication apparatus in which the flat type vibrating motor... | 03/16/2010 |
| 7679241 | Vibration motor Disclosed is a vibration motor. The vibration motor includes a bracket including a support tube protruding from the bracket, a case coupled with the bracket, a support shaft supported by the bracket and the case, a bearing rotatably fitted around the support shaft, ... | 03/16/2010 |
| 7646122 | Fixing holder for vibration generating device A fixing structure capable of adjusting the dimensions in the vertical direction of a vibration generating device including a circuit board in combination with the circuit board without reducing the size or the diameter of the vibration generation device. A fixing h... | 01/12/2010 |
| 7626295 | Flat eccentric rotor equipped with a fan and flat vibration motor equipped with a fan comprising same rotor An eccentric rotor equipped with a fan is included in an axial gap micro-fan motor for generating vibrations and cooling. The rotor has a first impeller section having a low specific gravity and a second impeller section having a high specific gravity. Each fan comp... | 12/01/2009 |
| 7619335 | Vibration motor A vibration motor having a tubular case, a shaft protruding from a front end of the case, a weight eccentrically fixed to an end of the shaft, and a metallic holder surrounding the case, the holder being surface-mounted on a wiring board by reflow-soldering, wherein... | 11/17/2009 |
| 7615901 | Slim type vibration motor A slim type vibration motor is provided. The slim type vibration motor includes a case, a shaft, a rotor, a printed circuit board, and a plurality of coils. The shaft has at least one end thereof fixed to a central portion of the case. The rotor rotates about the sh... | 11/10/2009 |
| 7615900 | Power generator for electronic devices A power generator comprises a coil with having ends connected to electrical contacts, a magnet mounted on a slide rod placed surrounded by the coil and having a positive pole and a negative pole and configured to slide between the two ends of said rod to generate an... | 11/10/2009 |
| 7598638 | Stator and axial-gap brushless vibration motor incorporating the stator A stator has a stator base including a printed circuit board provided on a nonmagnetic or weakly magnetic bracket having a shaft support section disposed in the center thereof, a single-phase connected air-cored armature coil provided on the stator base, and a drive... | 10/06/2009 |
| 7598640 | Vibration exciter A vibration exciter has at least two axles disposed parallel to one another, as well as at least two imbalance masses, which are attached to one or more of the axles. The relative rotary position of the imbalance masses can be adjusted relative to one another by a r... | 10/06/2009 |
| 7598639 | Vibration motor provided with a thin blocking body of a communtator's breakaway The vibration motor 100 of the present invention comprises a housing 110, a rotating shaft 140 being rotatably installed in the housing 110 and having a recess 141 formed on an outer periphery thereof, a commutator 190 being... | 10/06/2009 |
| 7589446 | Surface mount type vibration motor and fixation structure In a solder reflow process, a vibration motor is stably mounted on a circuit board by changing the design of a partial shape of a soldered motor holder without changing the design of a vibration motor body and securing a sufficient soldering area to completely perfo... | 09/15/2009 |
| 7567002 | Board mounted structure of vibration motor A board mounted structure of a vibration motor which self aligns along with melting of cream solder even if deviation occurs in positioning of the flat bottom surface of a metal holder frame and a fastening pattern at the time of automatic mounting, that is, a board... | 07/28/2009 |
| 7550885 | Reciprocal vibration generator A reciprocal vibration generator occupying a small area on a board and able to be mounted by solder reflow, the reciprocal vibration generator provided with a cylindrical case body in which a weight is suspended and supporting a flat spring, a permanent magnet attac... | 06/23/2009 |
| 7538463 | Vibrator A vibrator includes a voice coil and a vibrating member supported by first and second suspensions so as to be vibratory in the axial direction of the coil. Each of the first and second suspensions has an inner ring portion fixed to the vibrating member and an outer ... | 05/26/2009 |
| 7525225 | Vibration generating motor To realize high reliability and a long-term stabilized power supply (long lifetime) in the connection between a power supply terminal and a power supply land on a circuit board. A motor for generating vibration comprising a vibration generating mechanism having a ro... | 04/28/2009 |
