Patents
Patents for H02K 33 - Motors with reciprocating, oscillating, or vibrating magnet, armature, or coil system (7,676)
02/2003
02/19/2003CN1398033A Axially sliding connection brush appliance, its mfg. method and dynamo set with same brush
02/13/2003WO2003012804A1 Apparatus for control of uniform gravity utilizing superconducting magnet
02/13/2003WO2002082624A3 Permanent magnet support for a linear electric motor
02/12/2003CN1101615C Linear motor compressor
02/12/2003CN1101524C Improved structure of linear compressor
02/11/2003US6518683 Integrated torque motor and throttle body
02/11/2003US6517329 Switching means supplies alternating current to both first and second coils to supply aeration air into septic tank, and temporarily supplies, in response to control signal from timer, current to only one coil to supply reverse cleaning air
02/06/2003US20030026716 Oscillation-type compressor
02/06/2003US20030025412 Magnetic sleeve assembly
02/05/2003CN2534729Y Variable speed low-speed motor
02/05/2003CN1395358A Eccentric rotor with high density material, mfg. method and iron-coreless vibratory motor
02/04/2003US6515400 Flat coreless vibrator motor
01/2003
01/29/2003CN1394381A Voice coil motor
01/29/2003CN1394346A Rotary device with matched expansion ceramic bearings
01/28/2003US6512436 Electromagnetic actuator
01/28/2003US6512313 Electromagnetic X-Y stage driver for nano data storage system and method for fabricating coils of the same
01/23/2003WO2003007461A1 Actuator
01/23/2003WO2002095905A3 Auto-centering linear motor
01/23/2003US20030016007 Variable electromagnetic damping apparatus
01/23/2003US20030015934 Axial direction sliding-contact type brush apparatus, manufacturing method thereof, and flat motor having the brush apparatus
01/23/2003US20030015922 Reciprocating device and linear suspension
01/22/2003CN1392977A Electronic apparatus, vibration generator, vibratory informing method and method for controlling information
01/21/2003US6510028 Magnetic head moving motor and magnetic recording apparatus
01/16/2003US20030011254 Electromagnetic actuator and exposure apparatus including the same
01/16/2003US20030011252 Roto-oscillator
01/15/2003EP1140439B1 Actuating device for oscillating electric products of personal use, especially electric razors
01/15/2003CN1391779A Vibration actuator having elastic member between suspension plate and magnetic circuit device
01/14/2003US6507258 Rotary actuators
01/09/2003US20030006870 Iron core and electromagnetic driving mechanism employing the same
01/09/2003US20030005714 Drive unit for variable displacement electric compressor
01/08/2003CN1389969A Electromagnetic-permanent magnetic prime mover
01/08/2003CN1389968A Electromagnetic-permanent magnetic force prime mover
01/08/2003CN1098557C Linear motor structure for linear compressor
01/03/2003WO2003001657A1 Energy conversion systems using nanometer scale assemblies and methods for using same
01/03/2003WO2003001060A1 Device for pressurized perfusion, especially for cultivating and/or treating cells
01/02/2003US20030001451 Eccentric rotor having high density member, manufacturing method thereof, and flat coreless vibrator motor using the eccentric rotor
01/02/2003EP1269606A2 A process for forming an annular stack of metallic laminations for the stator of a linear motor and an annular stack of metallic laminations
01/01/2003CN1388631A Improved structure of linear motor
01/01/2003CN1388630A Improved structure for linear motor
12/2002
12/31/2002CA2258762C Notifying vibration generator and portable communications device wherein the generator is used
12/26/2002US20020195884 Linear oscillator
12/19/2002WO2002100561A1 Vibrating actuator device
12/19/2002US20020191346 Voice coil motor
12/18/2002CN1385358A Application of fixator for preventing outer-plane movement of minimal resolution memory actuator
12/12/2002WO2002099308A2 Variable electromagnetic damping apparatus
12/12/2002WO2002099280A1 Multi-stage piston-type vacuum pump and method for operating this pump
12/12/2002US20020185920 Reciprocating engine
12/11/2002CN2525338Y Electromagnetic driving moving device in ting tube
12/10/2002US6492748 Reciprocator and linear suspension element therefor
12/05/2002US20020178736 Matching an acoustic driver to an acoustic load in an acoustic resonant system
12/05/2002DE10127082A1 Multiple stage piston vacuum pump has pair of pistons defining multiple pumping stages with inlet and outlet valves
12/04/2002CN1095611C Reciprocating magnetic power generator-electric motor
11/2002
11/28/2002WO2002095923A1 Linear compressor drive device
11/28/2002WO2002095912A1 Radial electric motor and control thereof
11/28/2002WO2002095909A1 Stator for reciprocating motor
11/28/2002WO2002095907A1 Reciprocating motor
11/28/2002WO2002095906A1 Lamination and lamination arrangement for a linear motor
11/28/2002WO2002095905A2 Auto-centering linear motor
11/28/2002US20020175579 Impact micro-positioning actuator
11/28/2002US20020175570 Auto-centering linear motor
11/28/2002US20020175569 Electromagnetic actuator
11/27/2002CN1095235C Stator of linear compressor
11/27/2002CN1094815C Reciprocatory dry shaver
11/26/2002US6486579 Electromagnetic vibrator and portable device employing the same
11/21/2002WO2002093719A1 Reciprocating motor
11/21/2002WO2002093714A1 Linear motor and linear compressor including said motor
11/21/2002WO2002092244A1 Leaf spring and vibration generating device using the leaf spring
11/21/2002US20020171326 Use of standoffs to protect atomic resolution storage mover for out-of-plane motion
11/21/2002DE10221111A1 Anordnung zur Erzeugung einer linearen oder rotatorischen Antriebsbewegung Arrangement for generating a linear or rotary drive movement
11/20/2002EP1258979A2 Actuators with micro-movers
11/20/2002EP1258015A1 Rotary device with matched expansion ceramic bearings
11/20/2002CN2521820Y Vibrating motor and hair dressing device with the same vibrating motor
11/20/2002CN1381087A Reciprocator and linear suspension element therefor
11/20/2002CN1380843A Methods relating to constructing reciprocator assembly
11/20/2002CN1380735A Brake
11/19/2002US6483689 Method for the operation of an electromagnetic servo mechanism
11/19/2002US6483208 Linear motor
11/19/2002US6483207 Auto-centering linear motor
11/14/2002WO2002091561A1 Mobile terminal with electromagnetic actuator
11/14/2002WO2002091551A1 Magnetically driving apparatus
11/14/2002WO2002091402A2 Bistable magnetic actuator
11/14/2002DE10154580A1 Elektromagnetisches Stellglied An electromagnetic actuator
11/12/2002US6477993 Control device for solenoid driving valve
11/07/2002US20020163701 Module for receiving a light beam and converting it to a scanning beam
11/07/2002US20020163256 Linear direct current motor
11/06/2002CN1093916C Reciprocating compressor driven by linear motor
11/05/2002US6476702 Electromagnetic actuator with an oscillating spring-mass system
11/05/2002US6476701 Actuator
10/2002
10/31/2002WO2002087279A2 Matching an acoustic driver to an acoustic load in an acoustic resonant system
10/31/2002WO2002087060A1 Bobbin for reciprocating motor and fabrication method thereof
10/31/2002WO2002087059A1 Stator for reciprocating motor
10/31/2002WO2002087058A1 Electromagnetic device particularly useful as a vibrator for a fluid pump
10/31/2002US20020158537 Electromagnetic actuator
10/31/2002CA2445097A1 Electromagnetic device particularly useful as a vibrator for a fluid pump
10/31/2002CA2444440A1 Matching an acoustic driver to an acoustic load in an acoustic resonant system
10/29/2002US6472968 Iron core and electromagnetic driving mechanism employing the same
10/29/2002US6472967 Actuator using a magnetic circuit to produce a counterforce
10/24/2002US20020155012 Electromagnetic device particularly useful as a vibrator for a fluid pump
10/24/2002US20020153782 Reciprocating motor
10/23/2002CN1375915A 线性电动机 Linear motors
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