H02P7/063 - CPC Classification Index

ClassID:

218245 ⎘

H02P7/063 - CPC Classification

Classification description:

Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current using centrifugal devices, e.g. switch, resistor

Recent Application in this class:

20220045634

2022-02-10

Rotation speed regulation system for electric tool switch

20200204095

2020-06-25

Motor speed controller and speed control system

20200036318

2020-01-30

Drive control device for electric motor and drive control method for same

20200014316

2020-01-09

Simulated Mass Rotation Systems and Methods

20190212733

2019-07-11

Systems and methods for providing redundancy to electronic speed control systems

20190074784

2019-03-07

ROTATABLE ELECTRIC MACHINES

20180323735

2018-11-08

Variable-speed controller for use with an electric device

20180301893

2018-10-18

Window control device for a vehicle and a method therefor