H02P1/021 - CPC Classification Index

ClassID:

218126 ⎘

H02P1/021 - CPC Classification

Classification description:

Arrangements for starting electric motors or dynamo-electric converters; Details Protection against "no voltage condition"

Recent Application in this class:

20250317078

2025-10-09

HYBRID MULTI-STAGE DEVICE FOR MOTOR STARTERS

20240056002

2024-02-15

CONTROL CIRCUIT AND METHOD FOR DC MOTORS

20220393459

2022-12-08

Motor protecting circuit

20190207382

2019-07-04

Ceramic permanent magnet protection

20160020714

2016-01-21

Motor control system and control system for electric motor-driven vehicle

20150167374

2015-06-18

Electric motor control during unreliable power supply operations

20140303800

2014-10-09

Resetting a motor controller for power system protection

20140062352

2014-03-06

Motor control system and control system for electric motor-driven vehicle

20130147412

2013-06-13

Power system protection

#10

20120235606

2012-09-20

ELECTRIC MOTOR, ROBOT, AND BRAKE DEVICE

#11

20090230914

2009-09-17

Motor start circuit with capacitive discharge protection

#12

20060119311

2006-06-08

Inverter system for driving induction motor

#13

20060038515

2006-02-23

Stopping noise reduction circuit for start motor using resistor