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:
May. 09, 2023
Filed:
Apr. 08, 2020
Applicant:
Danfoss Power Solutions Inc., Ames, IA (US);
Inventors:
Doug Kardell, Grimes, IA (US);
Stanislav Smolka, Povazska Bystrica, SK;
Assignee:
Danfoss Power Solutions, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 49/08 (2006.01); F04B 9/04 (2006.01); F04B 1/295 (2020.01); F04B 49/00 (2006.01); F04B 49/12 (2006.01);
U.S. Cl.
CPC ...
F04B 49/08 (2013.01); F04B 1/295 (2013.01); F04B 9/042 (2013.01); F04B 49/002 (2013.01); F04B 49/12 (2013.01); F04B 2203/0207 (2013.01);
Abstract
A control arrangement for a variable displacement pump includes a pressure control unit and a separate mechanical control unit, each mounted on a housing of the variable displacement pump. The pressure control unit provides pressure control for the variable displacement pump and the mechanical control unit provides rotary feedback control for the variable displacement pump.