Fuel pumping apparatus

Details Fuel pumping apparatus Fuel pumping apparatus

1997-07-22

1999-03-09

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

Unitary injection nozzle and pump or accumulator plunger

239 95, F02M 4508

Patent

active

058789588

ABSTRACT:
A fuel pumping apparatus is disclosed which comprises a pumping plunger reciprocable within a bore. A spill valve communicates with the bore. A pilot piston is exposed to the fuel pressure within the bore, the pilot piston being arranged to move under the action of the fuel pressure to supply a pilot quantity of fuel to an injector. The pilot piston is arranged so that, in one position, only part of an end face thereof is exposed to the fuel pressure within the bore.

REFERENCES:
patent: 2408288 (1946-09-01), Bremser
patent: 2762654 (1956-11-01), Purchas, Jr. et al.
patent: 3403861 (1968-10-01), Eidtmann et al.
patent: 4408718 (1983-10-01), Wich
patent: 4463725 (1984-08-01), Laufer et al.
patent: 4527738 (1985-07-01), Martin
patent: 4811899 (1989-03-01), Egler
patent: 5423484 (1995-06-01), Zuo
European Search Report of Application No. EP 97 30 5209, 23 Oct. 1997.
Translation of European Patent (UK) Under Section 77(6)(a); Date of Publication of the Translation 16 Feb. 1994.

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