Title:
HIGH PRESSURE FUEL PUMP FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JPH074332
Kind Code:
A
Abstract:
PURPOSE: To provide a high pressure fuel pump for internal combustion engine of which pressure pulsation can be sufficiently prevented and metering accuracy of a fuel discharge quantity can be improved.
CONSTITUTION: In a high pressure fuel pump for internal combustion engine in which high pressure fuel is supplied to a plurality of injectors through a common rail by up and down moving a plurality of plungers 45 by means of a cam 60, the sum total of respective ascending speeds against the cam rotation angles of all the plungers 45 is set constant.
Inventors:
HASEGAWA HIROSHI
YOSHIDA TAKEO
YOSHIDA TAKEO
Application Number:
JP14774793A
Publication Date:
January 10, 1995
Filing Date:
June 18, 1993
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD
International Classes:
F02M39/02; F02M59/06; F02M59/08; F02M59/10; (IPC1-7): F02M59/10; F02M39/02
Attorney, Agent or Firm:
Tsutomu Shimoichi