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:
Apr. 09, 2019
Filed:
Jan. 31, 2015
Applicant:
Borgwarner Torqtransfer Systems Ab, Landskrona, SE;
Inventor:
Bo Lundstrom, Glumslöv, SE;
Assignee:
BorgWarner Sweden AB, Landskrona, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 49/035 (2006.01); F04B 49/22 (2006.01); F04B 1/12 (2006.01); F04B 1/18 (2006.01); F04B 1/34 (2006.01); F03C 1/40 (2006.01); F04B 17/03 (2006.01); F15B 11/08 (2006.01); F15B 13/02 (2006.01);
U.S. Cl.
CPC ...
F04B 49/22 (2013.01); F03C 1/0678 (2013.01); F04B 1/122 (2013.01); F04B 1/182 (2013.01); F04B 1/34 (2013.01); F04B 17/03 (2013.01); F15B 11/08 (2013.01); F15B 13/027 (2013.01); F15B 2211/20515 (2013.01); F15B 2211/20561 (2013.01);
Abstract
A hydraulic pump assembly for a vehicle is provided, comprising an electrical motor, a hydraulic pump driven by the electrical motor, and a centrifugal regulator connected with a pressure overflow valve connected to the oil outlet of the hydraulic pump, characterized in that the pump assembly further comprises at least two input check valves and at least two output check valves arranged such that a first pressure outlet port is formed when the motor is rotating in a first direction, and a second pressure outlet port is formed when the motor is rotating in an opposite direction.