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:
Jun. 01, 2021
Filed:
Oct. 30, 2018
Applicant:
Borgwarner Inc., Auburn Hills, MI (US);
Inventor:
Christopher Spangler, Rochester Hills, MI (US);
Assignee:
Borg Warner Inc., Auburn Hills, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/06 (2006.01); F16H 61/00 (2006.01); F16H 57/04 (2010.01); F15B 11/17 (2006.01); F16H 61/02 (2006.01); G05D 16/04 (2006.01);
U.S. Cl.
CPC ...
F15B 13/06 (2013.01); F15B 11/17 (2013.01); F16H 57/0435 (2013.01); F16H 57/0439 (2013.01); F16H 61/0021 (2013.01); F16H 61/0025 (2013.01); F16H 61/0031 (2013.01); F16H 61/0251 (2013.01); G05D 16/04 (2013.01); F15B 2211/20576 (2013.01); F16H 2061/0037 (2013.01);
Abstract
A hydraulic control system for use with a transmission of a vehicle powertrain system includes a four-position main pressure regulator that selectively combines input fluid flow and pressure from two independent fluid sources and provides output fluid flow to two dependent sources of the transmission.