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. 30, 1990
Filed:
May. 01, 1989
Applicant:
Inventors:
Assignee:
Ford Motor Company, Dearborn, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B60K / ;
U.S. Cl.
CPC ...
74867 ; 192 487 ;
Abstract
A control valve for controlling the engagement of a friction drive clutch for an automatic transmission having multiple clutches and brakes for establishing a drive mode following a neutral mode wherein the valve regulates pressure distributed to the drive clutch and wherein the valve is in fluid communication with a second clutch whereby the latter acts as an accumulator for altering the rate of pressure buildup in the drive clutch thus eliminating harshness in the clutch engagement.
Schulz, Winfried. (1990). Control valve for reducing harshness of engagement of an automatic (U.S. Patent No. 4966050). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4966050
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