Title:
ELECTRIC MOTOR, POWER SUPPLY CUT-OFF CONTROL CIRCUIT THEREOF, AND POWER SUPPLY CUT-OFF CONTROL METHOD
Document Type and Number:
Japanese Patent JP2010028997
Kind Code:
A
Abstract:
To provide an electric motor capable of braking with a simple configuration when cutting off power supply.
The electric motor 10 includes a magnet 125, an electromagnetic coil 120, a rectifier circuit 140 connected between both ends of the electromagnetic coil, and a switch circuit 150 which forms a closed circuit along with the electromagnetic coil and rectifier circuit, and is not conductive during power supply to the motor but is conductive during power cut-off.
Inventors:
TAKEUCHI KESATOSHI
Application Number:
JP2008188899A
Publication Date:
February 04, 2010
Filing Date:
July 22, 2008
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
H02P3/22
Domestic Patent References:
| JPH01133583A | 1989-05-25 | |||
| JPH01209973A | 1989-08-23 | |||
| JP2007223799A | 2007-09-06 | |||
| JPH01144376A | 1989-06-06 | |||
| JPH1155990A | 1999-02-26 |
Attorney, Agent or Firm:
Meisei International Patent Office