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:
Oct. 31, 2017
Filed:
Jan. 31, 2012
Applicants:
Derek B. Kinch, Ypsilanti, MI (US);
Mark Richard Dobson, Howell, MI (US);
Lev Pekarsky, West Bloomfield, MI (US);
Hrudaya Mahapatro, Canton, MI (US);
Inventors:
Derek B. Kinch, Ypsilanti, MI (US);
Mark Richard Dobson, Howell, MI (US);
Lev Pekarsky, West Bloomfield, MI (US);
Hrudaya Mahapatro, Canton, MI (US);
Assignee:
FORD GLOBAL TECHNOLOGIES, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 14/22 (2006.01); F04C 2/344 (2006.01); F16H 61/00 (2006.01);
U.S. Cl.
CPC ...
F04C 2/3442 (2013.01); F04C 14/226 (2013.01); F16H 61/0021 (2013.01); F04C 2270/585 (2013.01); F16H 61/0025 (2013.01); Y10T 137/0402 (2015.04);
Abstract
The present disclosure relates to a control circuit for a variable displacement pump in a vehicle transmission, including: a regulator valve configured to regulate displacement control fluid to the variable displacement pump; and a response limiter in communication with the regulator valve, configured to mitigate pressure oscillations in the control circuit.