ClassID:

216787

H02H7/0805 - 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 for synchronous motors

Recent Application in this class:
#1
20250309796
2025-10-02

MOTOR DRIVE DEVICE, MOTOR SYSTEM AND VEHICLE

#2
20250007276
2025-01-02

TORQUE PROTECTION MECHANISM FOR BRUSHLESS MOTORS

#3
20240348183
2024-10-17

MOTOR DRIVE DEVICE HAVING OVERVOLTAGE PROTECTION CIRCUIT

#4
20210021217
2021-01-21

Fault-tolerant electrical drive

#5
20190296679
2019-09-26

Hybrid transmission wiring verification

#6
20190140573
2019-05-09

Half-bridge inverter modules with advanced protection through high-side to low-side control block communication

#7
20180145502
2018-05-24

INTELLIGENTIALIZE MOTIVE POWER MODULE, DRIVING CONTROL APPARATUS FOR MOTOR, AND DRIVING CONTROL METHOD THEREOF

#8
20180123495
2018-05-03

Half-bridge inverter modules with advanced protection through high-side to low-side control block communication

#9
20180076753
2018-03-15

Systems and methods for motor slip calculation using shaft-mounted sensors

#10
20180062552
2018-03-01

Electric motor protection using stator current and voltage measurements

#11
20170353140
2017-12-07

Controller and a method to drive an inverter circuit for a permanent-magnet synchronous motor

#12
20170317615
2017-11-02

Fault shutdown control of an electric machine in a vehicle or other DC-powered torque system

#13
20170310265
2017-10-26

Synchronous machine controller

#14
20160268938
2016-09-15

Direct-axis current protection method and device for permanent magnet synchronous motor drive system

#15
20160181966
2016-06-23

Electric motor thermal protection using stator current measurements

#16
20160167523
2016-06-16

Electric traction system for a railway vehicle and protection method realized by such a system

#17
20150180327
2015-06-25

Phase sequence switching device for three-phase power supply

#18
20140159626
2014-06-12

MOTOR DRIVING APPARATUS

#19
20130328512
2013-12-12

Electric automobile, in-wheel motor drive device, and motor control method

#20
20130229732
2013-09-05

Feed chain for a synchronous electric machine, electric traction system comprising such a chain, and control method for such a chain

#21
20130176648
2013-07-11

Pole-slip protection system and method for synchronous machines

#22
20130128394
2013-05-23

Circuit arrangement for limiting the overvoltage of an excitation winding of a synchronous machine having rapid de-excitation

#23
20130107401
2013-05-02

Time delay with control voltage sensing

#24
20120074885
2012-03-29

Motor control device

#25
20110316460
2011-12-29

Vehicle control system

#26
20110241723
2011-10-06

Method for monitoring a controller of a three-phase electric motor and/or the electric motor

#27
20090059446
2009-03-05

AC motor controller