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:
Aug. 10, 1993
Filed:
Sep. 10, 1992
Applicant:
Inventor:
John E Mahoney, Bloomfield Hills, MI (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 8713 ; 192 871 ;
Abstract
A control valve mechanism has concentric spool valve members that are selectively positionable to provide control pressure. The control pressure may be used for the selective actuation of fluid operated friction torque transmitting devices, such as clutches and brakes, in a power transmission.
Mahoney, John. (1993). Control valve assembly with concentric spools (U.S. Patent No. 5234092). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5234092
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile