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:
Sep. 27, 1983
Filed:
Jan. 13, 1981
Applicant:
Inventor:
Jean Bionaz, Fontenay-sous-Bois, FR;
Assignee:
Valeo, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192-33 ; 192-358 ;
Abstract
A transmission is disclosed comprising a hydraulic coupling and a lock-up clutch, a tubular distributor slide valve element provides permanent communication between the hydraulic coupling member and an inlet conduit and controls fluid flow between the inlet conduit and a clutch control chamber for operating the lock-up clutch. The distributor valve member comprises two relative large diameter portion therebetween. In the closed position of the distributor valve member the control chamber is brought into communication with an outlet conduit for returning the fluid from the control chamber to a storage tank.