Title:
PUMP DRIVE CIRCUIT OF HYDRAULIC BRAKE SERVO UNIT
Document Type and Number:
Japanese Patent JPH06107161
Kind Code:
A
Abstract:
PURPOSE: To perform a braking servo assisting action by way of emitting an alarm irrespective of the presence of disconnection of a pressure switch for warning use at the time of trouble in another pressure switch for motor operation.
CONSTITUTION: A bypass circuit C13 connectibly bypassing in space between a motor operating circuit C11 and a warning circuit C12 in an electrical manner, and when hydraulic pressure in an accumulator goes down, insomuch that it emits an alarm, this alarm is generated while a motor is operated at the time of disconnection of at least one side of a motor operating switch 122 and a warning switch 124.
Inventors:
OKANO KUNIO
IIDA NORIO
KIMURA TETSUO
IIDA NORIO
KIMURA TETSUO
Application Number:
JP27819592A
Publication Date:
April 19, 1994
Filing Date:
September 22, 1992
Export Citation:
Assignee:
JIDOSHA KIKI CO
NISSAN MOTOR
NISSAN MOTOR
International Classes:
B60T13/12; B60T17/02; (IPC1-7): B60T13/12; B60T17/02
Attorney, Agent or Firm:
Aikawa Mamoru