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:
Dec. 19, 2006
Filed:
Sep. 16, 2003
Applicant:
Mark Scott, Boiling Springs, PA (US);
Inventor:
Mark Scott, Boiling Springs, PA (US);
Assignee:
Sharma & Associates, Inc., Hinsdale, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61G 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rail car cushioning1 device is provided for connecting to a coupler. The rail car cushioning device includes an arrangement of a hydraulic cylinder, a piston assembly, and at least a valve assembly, which are configured with cooperating features to allow the device to be switchable between a locked mode and a cushioning mode.