Patent · US Expired

Fuel injection pump

US4530337A · kind A · utility

20Cited by
6References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 1, 1983
Grant dateJul 23, 1985
Priority date
Expiry dateDec 1, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M59/22
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fuel injection pump in which a pump work chamber can be connected with a fuel withdrawal chamber, which is controlled by a deflecting piston. The deflecting piston is loaded by the pressure of the pump work chamber and is adjustable counter to a restoring force, this restoring force being modified with pressure fluid in accordance with rpm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.