ClassID:

216797

H02H7/0852 - CPC Classification

Classification description:

Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load directly responsive to abnormal temperature by using a temperature sensor

Recent Application in this class:
#1
20230412111
2023-12-21

Method for protecting motor from overheating

#2
20220311238
2022-09-29

Motor protection device

#3
20220281288
2022-09-08

SYSTEMS AND METHODS FOR DISCONNECTING A DC LOAD FROM A DC POWER SOURCE

#4
20220021279
2022-01-20

Motor thermal protection device and operation method thereof

#5
20200244063
2020-07-30

Assembly for monitoring a winding threshold temperature

#6
20200119625
2020-04-16

Method and apparatus for determining motor temperature, and storage medium

#7
20200116115
2020-04-16

Starter motor with integrated solid state switch

#8
20200042024
2020-02-06

Pump Controller System and Method

#9
20200021102
2020-01-16

POWER CONVERTING DEVICE, COMPRESSOR INCLUDING THE SAME, AND CONTROL METHOD THEREOF

#10
20190288634
2019-09-19

Drilling device and method for operating a drilling device

#11
20190214810
2019-07-11

Thermal limiter fuse system for electric motor protection

#12
20190149067
2019-05-16

Temperature-based diagnostics method for a starter island

#13
20190105755
2019-04-11

Hand-held machine tool comprising a disconnector

#14
20190089291
2019-03-21

Temperature monitoring

#15
20180307256
2018-10-25

Interface device and interface temperature monitoring device

#16
20180270995
2018-09-20

Managing device for cooling inverter

#17
20180248452
2018-08-30

Motor vehicle starter equipped with a thermal protection system

#18
20180188120
2018-07-05

Safety circuit, a safety circuit operation method and an electrically operated motor comprising a safety circuit

#19
20180159312
2018-06-07

Overtemperature protection

#20
20180097352
2018-04-05

Protection device and circuit protection apparatus containing the same

#21
20180076741
2018-03-15

Commercial compressor with electronic start device for the start of the electric motor

#22
20170167492
2017-06-15

METHOD FOR CONTROLLING AN ELECTRIC VENTILATOR

#23
20160380518
2016-12-29

Motor temperature monitoring

#24
20160352191
2016-12-01

Multiple speed motor with thermal overload protection

#25
20160334810
2016-11-17

Pump controller system and method

#26
20160201245
2016-07-14

Induction motor temperature measurement using phase controlled alternating current

#27
20160156299
2016-06-02

HVAC actuator with automatic end stop recalibration

#28
20160099672
2016-04-07

Independent pathways for detecting fault condition in electric motor

#29
20160094022
2016-03-31

Fail-safe device corresponding apparatus and vehicle

#30
20160056622
2016-02-25

THERMAL PROTECTION DEVICE AND METHOD FOR PROTECTING A MOTOR

#31
20160008938
2016-01-14

Control device of machine tool which estimates overheating of motor

#32
20150333669
2015-11-19

HVAC actuator with soft stall control

#33
20150188309
2015-07-02

MOTOR DRIVE CONTROL DEVICE AND MOTOR DRIVE CONTROL METHOD

#34
20150108933
2015-04-23

Systems and method for speed and torque control of a DC motor

#35
20150093253
2015-04-02

Method for controlling the power of a pump device and pump device

#36
20150077885
2015-03-19

TEMPERATURE PROTECTION DEVICE AND CIRCUIT ARRANGEMENT

#37
20150022133
2015-01-22

Circuit for thermal protection and power regulation of electric motors

#38
20150005957
2015-01-01

Pump controller system and method

#39
20140375301
2014-12-25

Device and method for protecting a consumer

#40
20140334942
2014-11-13

Pump controller system and method

#41
20140268433
2014-09-18

System and method for protection of a compressor with an aluminum winding motor

#42
20140265977
2014-09-18

Hybrid industrial vehicle

#43
20140265742
2014-09-18

Multiple speed motor with thermal overload protection

#44
20140239867
2014-08-28

Pinch detection apparatus for opening-and-closing member, and opening-and-closing member apparatus

#45
20140150482
2014-06-05

Transport refrigeration apparatus

#46
20140103852
2014-04-17

Motor control device controlling a plurality of motors that drive one driven body

#47
20130320903
2013-12-05

Method and controller for an electric motor with switch testing

#48
20130128405
2013-05-23

AUTOMATIC THERMAL SHUTDOWN CIRCUIT

#49
20130120881
2013-05-16

Systems and methods for protecting three-phase motors

#50
20120313462
2012-12-13

Stator for an EC-motor and EC-motor with such a stator

#51
20120133313
2012-05-31

System and method for estimating a generator rotor temperature in an electric drive machine

#52
20120075754
2012-03-29

Systems and methods for protecting three-phase motors

#53
20110285339
2011-11-24

Heat removal from motor components

#54
20110181431
2011-07-28

Pump controller system and method

#55
20110144937
2011-06-16

Device and method of sensing temperature of a rotating electromagnetic machine

#56
20100175431
2010-07-15

Washer/dryer

#57
20100147039
2010-06-17

Device and method for sensing temperature of a rotating electromagnetic machine

#58
20100141194
2010-06-10

Pump controller system and method

#59
20100039736
2010-02-18

Protective circuit for protection of an appliance, in particular an electric motor, against thermal overloading

#60
20090189561
2009-07-30

Electric motor stator winding temperature estimation

#61
20090189559
2009-07-30

Electric motor protection system

#62
20090180220
2009-07-16

Non-intrusive electronic control circuitry to detect an open protector in a hermetically sealed compressor

#63
20090104044
2009-04-23

Pump controller system and method

#64
20090021204
2009-01-22

Method and apparatus for thermal sensing in an electrically commutated motor

#65
20080297011
2008-12-04

INTEGRATED CONTROLLER/MOTOR WITH THERMAL OVERLOAD SENSOR

#66
20080260540
2008-10-23

Pump controller system and method

#67
20080181789
2008-07-31

Pump controller system and method

#68
20080181787
2008-07-31

Pump controller system and method

#69
20080181785
2008-07-31

Pump controller system and method

#70
20080170421
2008-07-17

Malfunction determining device for drive circuit and drive unit including the same, and method for determining malfunction in drive circuit

#71
20080140353
2008-06-12

Pump controller system and method

#72
20080131296
2008-06-05

Pump controller system and method

#73
20080131295
2008-06-05

Pump controller system and method

#74
20080131294
2008-06-05

Pump controller system and method

#75
20080131291
2008-06-05

Pump controller system and method

#76
20080131289
2008-06-05

Pump controller system and method

#77
20080131286
2008-06-05

Pump controller system and method

#78
20080074069
2008-03-27

Protection arrangement of an electric motor

#79
20080063535
2008-03-13

Pump controller system and method

#80
20070171055
2007-07-26

Isolated measurement circuit for sensor resistance

#81
20070132416
2007-06-14

Sprayer thermal protection

#82
20070103821
2007-05-10

Motor overheat warning device for a hoisting winder

#83
20070058303
2007-03-15

Motor controller

#84
20070035896
2007-02-15

Motor controller

#85
20060179895
2006-08-17

Device and method for sensing temperature of a rotating electromagnetic machine

#86
20060146465
2006-07-06

Protective switch

#87
20060131968
2006-06-22

Electric motor comprising a temperature monitoring device

#88
20060087789
2006-04-27

Method and apparatus for preventing overheating in an electronically commutated motor assembly

#89
20060087774
2006-04-27

Protection system against an electric motor overload

#90
20060050768
2006-03-09

Method and protective circuit for monitoring the temperature of electric motors cooled by a coolant

#91
20050243482
2005-11-03

Brushless DC fan motor driving circuit

#92
20050207074
2005-09-22

Circuit and method for protecting against overload of an electric motor

#93
20050123408
2005-06-09

Pump control system and method