H02K37/20 - CPC Classification Index

ClassID:

217609 ⎘

H02K37/20 - CPC Classification

Classification description:

Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with rotating flux distributors, the armatures and magnets both being stationary

Recent Application in this class:

20170207670

2017-07-20

Stator used in resolvers, and resolver including same

20160164394

2016-06-09

Electropermanent magnet-based motors

20140333159

2014-11-13

Hybrid step motor

20140103752

2014-04-17

Hybrid motor

20110198950

2011-08-18

Stepping motors with small step intervals

20100289359

2010-11-18

Electropermanent magnet-based motors

20090295238

2009-12-03

Driving apparatus

20090218902

2009-09-03

Rotary actuators

20090072675

2009-03-19

PULSE MOTOR

#10

20080030108

2008-02-07

Hybrid stepper motor having magnetic enhancement and heat dissipating housing

#11

20070296312

2007-12-27

Drive apparatus

#12

20070090699

2007-04-26

Motor having shifted teeth of pressed powder construction

#13

20070024127

2007-02-01

Driving apparatus

#14

20050062348

2005-03-24

Motor having shifted teeth of pressed powder construction