Title:
ELECTRICALLY DRIVEN TYPE FUEL PUMP
Document Type and Number:
Japanese Patent JP3244922
Kind Code:
B2
Abstract:
PURPOSE: To effectively discharge heat in a heating part on a control circuit in a circuit case by means of fuel which flows through the inside of the housing of a motor part.
CONSTITUTION: An electrically driven type fuel pump is provided with a motor part 2 comprising an electrically driven motor, a pump part which is driven by the motor part 2, and a circuit case in which a control circuit for the electrically driven motor is housed, and which is arranged in the housing 1 of the motor part 2, and fuel which is sucked in by the pump part owing to driving of the electrically driven motor is discharged outside passing the inside of the housing 1 of the motor part 2. A passage throttle part 104 which is faced to the part of the outer surface of the circuit case confronting the heating part of the control circuit, and for making fuel flow aggregately, is provided in a fuel passage in which fuel of the motor part 2 flows.
Inventors:
Shingo Nakanishi
Application Number:
JP4714494A
Publication Date:
January 07, 2002
Filing Date:
March 17, 1994
Export Citation:
Assignee:
Aisan Industry Co., Ltd.
International Classes:
F02M37/08; F04D13/06; H02K7/14; H02K29/00; (IPC1-7): F02M37/08; F04D13/06; H02K7/14; H02K29/00
Domestic Patent References:
| JP6114496A | ||||
| JP299288U |
Attorney, Agent or Firm:
Hidehiko Okada (2 outside)