ClassID:

218299

H02P8/36 - CPC Classification

Classification description:

Arrangements for controlling dynamo-electric motors of the kind having motors rotating step by step Protection against faults, e.g. against overheating, step-out; Indicating faults

Sub-classes:
Recent Application in this class:
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2025-06-12

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#8
20210175838
2021-06-10

Temperature estimation of step motor based on sensing voltage thereof

#9
20210066908
2021-03-04

Motor protection relay interface using magnetometer-based sensors

#10
20200295683
2020-09-17

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#11
20200212828
2020-07-02

Determination of an interrupted motor phase of an electric motor

#12
20200028401
2020-01-23

ROTARY ELECTRIC MACHINE AND TURBINE SYSTEM

#13
20190383387
2019-12-19

Shift range control apparatus

#14
20190225259
2019-07-25

Method for supplying an inductive load

#15
20180145619
2018-05-24

Linear actuator, method for controlling the same, and head lamp assembly comprising the same

#16
20170373623
2017-12-28

Method and electronic circuit for stall detection

#17
20170302203
2017-10-19

Motor control apparatus, sheet conveyance apparatus, document feeding apparatus, document reading apparatus, and image forming apparatus

#18
20170279389
2017-09-28

Support structure adjustment

#19
20170255152
2017-09-07

Motor connection detecting device, motor connection detecting method, image forming device, and conveyance device

#20
20160380566
2016-12-29

Linear actuator and method for controlling the same

#21
20160238432
2016-08-18

Apparatuses and methods for monitoring stall of motors

#22
20160211726
2016-07-21

Method of achieving variable performance of an electric generator

#23
20160211725
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Variable performance electric generator

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20160211724
2016-07-21

Variable performance electric generator

#25
20160211722
2016-07-21

Electric generator with variable maximum efficiency

#26
20160211721
2016-07-21

Electric generator with variable maximum efficiency

#27
20160013743
2016-01-14

Method and electronic circuit for motor stall detection

#28
20140375244
2014-12-25

Stepping motor drive device

#29
20140361722
2014-12-11

Diagnosis of over-current conditions in bipolar motor controllers

#30
20140327385
2014-11-06

Motor drive apparatus for driving stepping motor and control method therefor

#31
20140265992
2014-09-18

Motor drive apparatus for driving stepping motor and control method therefor

#32
20140077749
2014-03-20

Method and apparatus to convert a minimally controlled pulse stream into a proper mechatronic trajectory

#33
20140077748
2014-03-20

Stepper motor phase failure detection

#34
20130307460
2013-11-21

Drive circuit of stepping motor, integrated circuit thereof, and electronic equipment including same, and method for controlling drive circuit of stepping motor

#35
20130083434
2013-04-04

Diagnosis of over-current conditions in bipolar motor controllers

#36
20130076291
2013-03-28

Redundant interface for a stepper motor

#37
20120112682
2012-05-10

Method for detecting blockages of electrically commutated electric motors

#38
20120001579
2012-01-05

Motor control apparatus, image forming apparatus and motor control method

#39
20110309783
2011-12-22

Stepping motor drive device

#40
20110298412
2011-12-08

Actuation system with step motor

#41
20110156631
2011-06-30

Motor drive circuit for rotating a rotor by supplying the currents to two coils

#42
20110026375
2011-02-03

Stepping motor control circuit and analogue electronic timepiece

#43
20110025251
2011-02-03

Motor driving device

#44
20100038956
2010-02-18

Electronic control system for a spinning wheel cover

#45
20090309950
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Printer and pulse motor control method

#46
20090309534
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Automatically determining optimal pulse duration for a stepper motor

#47
20090256515
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Method of detecting state of synchronization loss in stepping motor

#48
20090174358
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Method and apparatus for high speed stepper motor stall detection

#49
20090160884
2009-06-25

Electronic apparatus for suppressing heat generation from plurality of motors

#50
20090160390
2009-06-25

Method and apparatus for stepper motor stall detection

#51
20090153093
2009-06-18

Method and controller for detecting a stall condition in a stepping motor during micro-stepping

#52
20090140688
2009-06-04

Inverter device

#53
20080290830
2008-11-27

Stepping motor driving device, sheet processing device, and image processing apparatus

#54
20080225456
2008-09-18

Overcurrent Protecting Circuit, Motor Drive Circuit, and Semiconductor Device

#55
20080164835
2008-07-10

Stepping motor controller and stepping motor control program

#56
20080100249
2008-05-01

Method and apparatus for eliminating stall and cogging in multi-phase stepping motors

#57
20080075440
2008-03-27

Fan system and protecting device thereof

#58
20080074072
2008-03-27

Stepping motor control apparatus, stepping motor control method and stepping motor control program product

#59
20080061725
2008-03-13

Type of stepper motor driver integrated circuit

#60
20070132422
2007-06-14

Stepper motor stop and stalling detection method, and stop-detector-equipped stepper motor

#61
20060255760
2006-11-16

Stepping motor control apparatus, stepping motor control method, and stepping motor control program product

#62
20060022837
2006-02-02

Device for detecting line-disconnection in stepping motor driver

#63
20050269985
2005-12-08

Driving a single-phase motor

#64
20050122080
2005-06-09

Apparatus to and method of controlling step motor

#65
20050062494
2005-03-24

Stall detection circuit and method

#66
20050052147
2005-03-10

Single phase motor driving circuit and single phase motor driving method