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. 28, 2012
Filed:
Dec. 24, 2009
Claudino Goncalves, Ribeaucourt, FR;
Claudino Goncalves, Ribeaucourt, FR;
Faiveley Transport Amiens, Amiens, FR;
Abstract
A railway brake cylinder includes a body ('); a piston (′) mobile relative to the body (′) to act on a brake linkage and delimiting with the body (′) a pressure chamber (′) adapted to be supplied by a pneumatic pressure agent source; an auxiliary actuating member (′) mobile relative to the body (′) and the piston (′), mechanically connected to manual operating elements to cause it to occupy either a rest position in which it is away from the piston (′) or a pushing position in which it is in contact with the piston (′); two orifices (′) in fluid communication with the chamber (′) and the atmosphere, respectively; and selective connecting elements (′) between the two orifices (′), the elements (′) being mechanically connected to the auxiliary actuating member.