Title:
LIQUID FUEL PUMPING DEVICE
Document Type and Number:
Japanese Patent JPS5253127
Kind Code:
A
Abstract:
A fuel pump for supplying fuel to an internal combustion engine includes a cam ring movable angularly to determine the timing of injection of fuel. The cam ring is moved by a piston against the action of resilient means by fluid under pressure from the outlet of a feed pump the output pressure of which varies in accordance with the speed at which the apparatus is driven. A second piston is provided and this is moved by the aforesaid fluid pressure against the action of further resilient means in a direction away from the first mentioned piston. The second mentioned piston is subjected to a fluid pressure assisting the action of the further resilient means, the second fluid pressure depending upon the amount of fuel which is being supplied to the engine.
Inventors:
TOKASHIKI KANENOBU
Application Number:
JP1572976A
Publication Date:
April 28, 1977
Filing Date:
February 16, 1976
Export Citation:
Assignee:
LUCAS INDUSTRIES LTD
International Classes:
F02D1/02; F02D1/18; F02M41/14; (IPC1-7): F02D1/00; F02D1/02; F02D1/16; F02M41/08