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:
Sep. 13, 2022
Filed:
Jul. 22, 2020
Applicant:
Hanon Systems Efp Deutschland Gmbh, Bad Homburg v. d. Höhe, DE;
Inventors:
Assignee:
HANON SYSTEMS EFP DEUTSCHLAND GMBH, Bad Homburg v. d. Höhe, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 2/00 (2006.01); F04C 2/344 (2006.01); F04C 15/00 (2006.01);
U.S. Cl.
CPC ...
F04C 2/3446 (2013.01); F04C 2/344 (2013.01); F04C 15/0003 (2013.01); F04C 2240/805 (2013.01);
Abstract
A vane pump has a pump flange, a cam ring, a pressure plate and at least one pin extending axially through the pump flange, the cam ring and the pressure plate, the pin being preloaded in an axial direction thereof by means of at least one spring element.