The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 29, 1977
Filed:
Sep. 02, 1976
Applicant:
Inventor:
Boaz Antony Jarret, Sevenoaks, EN;
Assignee:
Cav Limited, Birmingham, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417392 ; 92 13 ; 1231 / ; 417349 ; 417507 ;
Abstract
A fuel injection pumping apparatus includes a first valve means for supplying fuel under pressure to one end of a piston the displacement of which effects fuel flow to the engine at a substantially unrestricted rate, and a second valve means which when opened allows fluid to flow at a restricted rate by virtue of an orifice, to the cylinder containing the aforesaid piston whereby the fuel flow to the engine is at a restricted rate.