Title:
VEHICLE ELECTRIC MOTOR DRIVE CIRCUIT
Document Type and Number:
Japanese Patent JP2008054443
Kind Code:
A
Abstract:
To start and stop the driving of an electric motor by using a switching element, to shorten stop time of the electric motor, and to surely implement rotation determination in a vehicle electric motor drive circuit.
The motor drive circuit 43 is provided with a battery BAT, the electric motor 23a to which driving current is supplied from the battery BAT, a first switching element 51 connected between the battery BAT and the electric motor 23a in series, and a second switching element 52 that is connected, in series with the first switching element 51 and in parallel with the electric motor 23a.
Inventors:
WATANABE YOSHIHIRO
MATSUMORI HIROYUKI
MATSUMORI HIROYUKI
Application Number:
JP2006229277A
Publication Date:
March 06, 2008
Filing Date:
August 25, 2006
Export Citation:
Assignee:
ADVICS KK
International Classes:
H02P3/12; H02P7/29; H02P7/291
Attorney, Agent or Firm:
Kobayashi Osamu
Kazusa Tomita
Kazusa Tomita