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:
Mar. 24, 1987
Filed:
Jul. 10, 1986
Applicant:
Inventors:
Renato Filippi, Nichelino, IT;
Angelo Beatrice, Bari, IT;
Assignee:
Weber S.p.A. Azienda Altecna, Turin, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
1374933 ; 123506 ; 417296 ; 417501 ;
Abstract
A constant-pressure delivery valve for fuel injection pumps for diesel engines includes a conical-surface obturator to which is fixed a body forming an axial chamber containing a calibrated one-way valve with a ball obturator. The ball obturator is located on that side of the chamber facing the conical-surface obturator and controls communication between radial and axial fuel return passages formed beneath the bottom of the chamber.
Filippi, Renato. (1987). Constant-pressure delivery valve for fuel injection pumps for diesel (U.S. Patent No. 4651779). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4651779
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile