Patents for H02K 33 - Motors with reciprocating, oscillating, or vibrating magnet, armature, or coil system (7,676) |
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03/11/1999 | WO1998055748A3 Device for controlling an electromechanical setting device |
03/09/1999 | US5880904 Disk drive having a thickness equal to an IC memory card |
03/09/1999 | US5880452 Laser based PCMCIA data collection system with automatic triggering for portable applications and method of use |
03/04/1999 | WO1999010969A1 Electromagnetic actuator with two mobile parts in phase opposition |
03/04/1999 | WO1999010687A1 Synchronous twin reciprocating piston apparatus |
03/03/1999 | CN2309608Y Operating mechanism for permanent-magnet switch |
02/17/1999 | EP0896716A1 Pwm/linear driver for disk drive voice coil actuator |
02/10/1999 | CN2307399Y Magnetic vibrator linear electric motor |
02/09/1999 | US5870219 Ultra compact scanning system for a wide range of speeds, angles and field depth |
02/03/1999 | EP0754364A4 Fluid bearing with compliant linkage for centering reciprocating bodies |
01/27/1999 | CN1206240A Centre-of-gravity motion increased flat coreless vibrating motor |
01/26/1999 | US5864128 Method for scanning a bar code target |
01/19/1999 | US5861686 Device for generating waking vibrations or sounds |
01/14/1999 | WO1999001600A1 Warp knitting loom, in particular crochet galloon machine |
01/07/1999 | EP0608368A4 Electro-optical scanning system. |
12/30/1998 | EP0887813A2 Double coil actuator |
12/29/1998 | US5854521 Multi-phase transverse magnetic flux machine |
12/23/1998 | EP0829129B1 Electromagnetic actuator magnetically locked into two or more stable positions |
12/23/1998 | CN1202714A Permanent magnet switch operating mechanism |
12/15/1998 | CA2142886C Electromagnetic transducer |
12/10/1998 | WO1998056097A1 Single coil bistable, bidirectional micromechanical actuator |
12/10/1998 | WO1998055748A2 Device for controlling an electromechanical setting device |
12/10/1998 | DE19723931A1 Einrichtung zum Steuern eines elektromechanischen Stellgeräts Means for controlling an electromechanical actuating device |
12/02/1998 | CN2299419Y Linear magnetic potential driver |
12/02/1998 | CN1200592A Linear motor structure for linear compressor |
11/25/1998 | EP0879498A1 Linear electromagnetic actuator with two rotors vibrating in antiphase |
11/25/1998 | CN2298615Y Pole shoe close jointed oscillating motor |
11/25/1998 | CN1199951A Linear motor and reciprocating compressor including the same |
11/24/1998 | CA2159495C Swing-type actuator |
11/24/1998 | CA2151048C Linear electrodynamic machine and method of making and using same |
11/18/1998 | EP0878048A1 Electromotive device for rotating a shaft |
11/18/1998 | EP0878014A1 Magnet support sleeve for linear electromechanical transducer |
11/18/1998 | CN1199273A Reciprocating magnetic power generator-electric motor |
11/18/1998 | CN1040822C Electromagnetic transducer |
11/17/1998 | US5838515 PWM/linear driver for disk drive voice coil actuator |
11/12/1998 | WO1998050999A1 Dual-directional field coil actuator |
11/10/1998 | US5835308 Integrally molded disk device actuator with ground path |
11/10/1998 | US5834864 Magnetic micro-mover |
11/10/1998 | US5834863 Electromagnetic actuators |
11/10/1998 | US5833440 Linear motor arrangement for a reciprocating pump system |
11/10/1998 | US5833211 Magnetically-powered valve |
11/05/1998 | DE19818950A1 Magnet fixing structure for compressor motor |
11/04/1998 | EP0763274B1 Method for operating an adjusting apparatus and means for adjusting a positional device |
11/04/1998 | CN1198034A Magnet fixed structure for compressor motor |
11/03/1998 | US5831261 For actuating a light beam scanning device |
10/27/1998 | US5828521 Arm unit for hard disk drive |
10/27/1998 | US5828503 Driving device and optical apparatus having the same |
10/21/1998 | EP0872009A1 One-piece magnet return path assembly for a disk drive actuator |
10/21/1998 | CN2295294Y 电磁驱动装置 Electromagnetic drive means |
10/20/1998 | US5825270 Electromagnetic solenoid |
10/15/1998 | DE19816201A1 Electric oscillation motor |
10/14/1998 | EP0870923A1 Electromagnetic piston engine |
10/14/1998 | EP0701744B1 Electromagnetic actuator with rotary core |
10/13/1998 | US5822156 Magnetic circuit of a coil motor |
10/13/1998 | US5821657 Electromagnetic vibratory feeder with rare earth magnet |
10/08/1998 | WO1998044571A1 Adjusting operating characteristics of micromachined torsional oscillators |
10/06/1998 | US5818131 Linear motor compressor and its application in cooling system |
09/30/1998 | EP0867718A2 Focal type electromagnetic acoustic transducer and flaw detection system and method |
09/29/1998 | US5814907 Electromagnetic force motor with internal eddy current damping |
09/29/1998 | US5813234 Double acting pulse tube electroacoustic system |
09/23/1998 | EP0835378A4 Fuel injection apparatus |
09/15/1998 | US5808384 Single coil bistable, bidirectional micromechanical actuator |
09/15/1998 | US5808302 Fine positioning apparatus with atomic resolution |
09/08/1998 | US5804933 Method for operating an adjusting apparatus and means for adjusting a positional device |
09/03/1998 | WO1998038723A1 Method of converting electrical energy into mechanical energy of rotating shaft and method of producing mechanical energy of rotating shaft |
09/03/1998 | WO1998038439A1 Fluid impact absorber |
09/03/1998 | DE19805455A1 Electromagnetic actuator with electromagnet |
09/03/1998 | DE19803896A1 Electromagnetic actuator with fluidic damping action |
09/02/1998 | CN2290148Y 磁力振子电动装置 Magnetic electric vibrator device |
09/02/1998 | CN1192080A Drive controlling method for linear vibration motor |
08/27/1998 | DE19707654A1 Motor pump aggregate with linear drive for hydraulic braking system for vehicle |
08/26/1998 | EP0860933A2 Linear vibration motor and method for controlling vibration thereof |
08/26/1998 | CN2289344Y DC straight-line driver |
08/25/1998 | US5798582 For use with an electrical power source |
08/24/1998 | CA2199072A1 Non-linear spring system for vibrating equipment |
08/19/1998 | EP0859394A1 Starter contactor for motor vehicule having perfectionate protection means of electronic circuit |
08/19/1998 | EP0859139A2 Throttle valve control device |
08/19/1998 | CN1190712A Throttle valve controller |
08/18/1998 | US5795437 Friction welding device |
08/13/1998 | WO1998035165A1 Motors, and bearings therefor |
08/05/1998 | EP0856854A2 Electromagnetic actuators |
08/04/1998 | US5787587 Vibrator motor |
07/23/1998 | DE19735838A1 Modified oscillating coil for installation in loudspeaker |
07/14/1998 | US5779455 Device for guiding and centering a machine component |
07/08/1998 | EP0710408B1 Linear magnetic actuator |
07/07/1998 | US5778133 Nonimaging light collector |
06/23/1998 | US5770913 Actuators, motors and wheelless autonomous robots using vibratory transducer drivers |
06/17/1998 | EP0848481A2 Adjusting device with electrie motor |
06/17/1998 | EP0847613A1 Electric motor |
06/17/1998 | CN2284470Y General rail magnetic suspension linear motor |
06/16/1998 | US5768395 Double ended field coil actuator |
06/02/1998 | US5760501 Compression driver motor structure |
05/26/1998 | US5757093 Electromagnetically powered engine |
05/26/1998 | US5757092 Vibratory drive unit |
05/26/1998 | CA2057978C Friction welder having an electromagnetic drive which produces orbital motion |
05/20/1998 | EP0739449B1 Device for guiding and centring a machine component |
05/19/1998 | US5753985 Electric motor with oscillating rotary output and controlled amplitude |
05/12/1998 | US5751075 Magnet assembly for linear motor |
05/07/1998 | WO1998019383A1 Vibration generator |
05/05/1998 | CA2078870C Electromagnetic actuator |