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:
Nov. 28, 2006
Filed:
Sep. 09, 2004
Applicants:
Thomas H. Engle, Clayton, NY (US);
James E. Hart, Trafford, PA (US);
Jason Connell, Bethel Park, PA (US);
Joseph Pollono, Youngwood, PA (US);
Andrew Marko, North Braddock, PA (US);
Inventors:
Thomas H. Engle, Clayton, NY (US);
James E. Hart, Trafford, PA (US);
Jason Connell, Bethel Park, PA (US);
Joseph Pollono, Youngwood, PA (US);
Andrew Marko, North Braddock, PA (US);
Assignee:
Wabtec Holding Corp., Wilmerding, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
F16D 69/00 (2006.01); B61H 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A parking brake for a rail vehicle can automatically lock the rail vehicle brakes in an applied position, such as by clamping the brake cylinder push rod to prevent retraction from an applied position to a release position. An actuator can operate the parking brake, and a manual release can also be provided.