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. 18, 2001
Filed:
May. 01, 2000
Applicant:
Inventor:
Frédéric Rey, Paris, FR;
Assignee:
Valeo, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 2/508 ; F15B 7/08 ; B60T 1/116 ;
U.S. Cl.
CPC ...
F16D 2/508 ; F15B 7/08 ; B60T 1/116 ;
Abstract
The invention concerns a device comprising a shift cylinder with a cylinder body (,) bearing a first sleeve (,) for guiding a second sleeve (,) enclosing an axially mobile piston (,) with an intervening piston seal between the second sleeve (,) and the piston (,) and a secondary seal (,) between the body (,) and the second sleeve (,) penetrating into the hydraulic chamber. The invention is applicable to motor vehicles.