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. 09, 1999
Filed:
Dec. 18, 1997
Applicant:
Inventor:
Jose F Regueiro, Rochester Hills, MI (US);
Assignee:
Chrysler Corporation, Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417569 ; 1375395 ;
Abstract
An improved delivery valve for a plunger type fuel distribution pump characterized by ease of manufacture, lightness, and enhance performance in achieving both a check valve function and a retraction volume function. Specifically, previous machined constructions utilized a conically configured check valve and machined grooves which in the improved design are replaced by a commercially available high-precision, smoothly finished steel bearing ball element and by lightweight, tubular stem design.