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Class Information
Number: 310/40R
Name: Electrical generator or motor structure > Dynamoelectric > Rotary
Description:










Sub-classes under this class:

Class Number Class Name Patents
310/159 A.c. 18
310/52 Cooling or fluid contact 818
310/219 Current collectors 139
310/177 D.c. 41
310/272 Elements 5
310/111 Generated wave-form modification 44
310/45 Impregnated or coated 436
310/46 Magnetic motors 160
310/40MM Miniature motors 448
310/273 Miscellaneous 20
310/43 Molded plastic 934
310/152 Permanent magnet machines 177
310/127 Plural collector-type machines 12
310/114 Plural rotary elements 601
310/112 Plural units, structurally united 604
310/50 Portable or hand tool 393
310/44 Powdered metal 142
310/261 Rotor structure 1,009
310/40.5 Self-nutating or moving (e.g., oscillating fan, etc.) 9
310/254 Stator structure 1,234
310/92 Torque-transmitting clutches or brakes 119
310/158 Universal (a.c. or d.c.) 25
310/157 Vertically disposed 71
310/51 Vibration or noise suppression 835
310/179 Windings and core structure 840
310/42 With assembling, metal casting or machining feature 1,156
310/41 With mechanical starters 61
310/66 With other elements 90


Patents under this class:
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Patent Number Title Of Patent Date Issued
8678115 Vehicle drive device Mar. 25, 2014
8674566 Electrical machine with a device for monitoring an air gap between a rotor and a stator Mar. 18, 2014
8663738 Armature for fuel pump and manufacturing method thereof Mar. 4, 2014
8569924 Rotating electric machine and compressor Oct. 29, 2013
8558489 Micro motor Oct. 15, 2013
8373514 Wireless power transfer using magneto mechanical systems Feb. 12, 2013
8258782 Angle detecting apparatus and angle detecting method Sep. 4, 2012
8032325 Device for sensing a radial position spread over more than 90 degrees Oct. 4, 2011
7884512 Fixing structure for printed circuit board of micro motor Feb. 8, 2011
7884326 Manipulator for rotating and translating a sample holder Feb. 8, 2011
7851769 Motorized manipulator for positioning a TEM specimen Dec. 14, 2010
7845065 Method of making a rotating electric machine stator core Dec. 7, 2010
7800063 Manipulator for rotating and translating a sample holder Sep. 21, 2010
7744374 Sliding contact retaining device Jun. 29, 2010
7659680 Motor battery systems Feb. 9, 2010
7641457 Internal gear pump Jan. 5, 2010
7643196 Systems, methods and devices for actuating a moveable miniature platform Jan. 5, 2010
7598697 Electric motor and a method therefor Oct. 6, 2009
7578149 Motor as a direct drive and method for installation of the motor Aug. 25, 2009
7544003 Driving assembly of camera shutter and diaphragm Jun. 9, 2009
7533610 Direct drive for a printing-press cylinder May. 19, 2009
7489056 Method of bonding metallic members by plastic-flow bonding and plastic-flow bonded body Feb. 10, 2009
7015616 System and method for providing coil retention in the rotor windings of a high speed generator Mar. 21, 2006
6998744 Motor gear box with grommets Feb. 14, 2006
6955097 Radial movement capacitive torque sensor Oct. 18, 2005
6836042 Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement Dec. 28, 2004
6800970 Motor and optical apparatus using the same Oct. 5, 2004
6798093 Dual coil permanent magnet motor having inner annular member Sep. 28, 2004
6785635 Apparatus and method for predicting failures of spinning disks in turbo-machinery Aug. 31, 2004
6777843 Resolver integrated type motor Aug. 17, 2004
6777847 Rotor core utilizing laminations having slots with dual direction skew portions Aug. 17, 2004
6774523 Electric motor Aug. 10, 2004
6747380 Direct winding wire to external conductor connected multi-phase motor Jun. 8, 2004
6744156 Stepping motor having a predetermined number of teeth corresponding to magnetically stable points per rotor rotation Jun. 1, 2004
6739814 Retaining ring for a rotor May. 25, 2004
6741007 Permanent magnet motor assembly having a device and method of reducing parasitic losses May. 25, 2004
6731038 Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement May. 4, 2004
6727620 Apparatus and method for a dual drive axle Apr. 27, 2004
6724118 Electrical isolation layer system strand assembly and method of forming for electrical generator Apr. 20, 2004
6717312 Defense vehicle aiming ordinance platform having variable reluctance motor Apr. 6, 2004
6707184 Permanent magnet type AC generator having short-circuiting control circuit Mar. 16, 2004
6674195 Electric motor with improved terminal connector Jan. 6, 2004
6664691 Filter circuit incorporating a micro-electromechanical capacitor Dec. 16, 2003
6657351 Contactless energy transfer apparatus Dec. 2, 2003
6653755 Radial air flow fan assembly having stator fins surrounding rotor blades Nov. 25, 2003
6624541 Stator with a radial winding and method for manufacturing same Sep. 23, 2003
6615948 Repelling force apparatus of power steering system for vehicle Sep. 9, 2003
6617726 Motor gear box Sep. 9, 2003
6605886 High temperature superconductor synchronous rotor coil support insulator Aug. 12, 2003
6594619 Apparatus and method for predicting failures of spinning disks in turbo-machinery Jul. 15, 2003

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