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:
May. 07, 2002
Filed:
Dec. 08, 2000
Pasquale Angione, Paris, FR;
Frédéric Rey, Paris, FR;
Valeo, Paris, FR;
Abstract
A device wherein the cylinder ( ) comprises a cylinder body ( ) wherein a piston ( ) slides, and comprising an intermediate element ( ) housed in the cylinder body rear part ( ), for axial positioning of at least an inner sealing joint ( ) co-operating with the side wall ( ) of the piston ( ), and which is axially maintained in the rear part ( ) by a cylindrical annular rear sleeve ( ) mounted in the rear part ( ) and sealingly fixed therein by bonding or welding, in particular ultrasonic welding. The intermediate element ( ) is a tubular element forming joint-holder(s) ( ) in the inner peripheral wall ( ) of which is formed at least an inner joint housing ( ) open radially inwards towards the side wall ( ) of the piston ( ).