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:
Jan. 03, 2006
Filed:
Sep. 30, 2003
Applicants:
Curtiss A. Grau, Duncan, SC (US);
Howard R. Sommerfeld, Oak Forest, IL (US);
Inventors:
Curtiss A. Grau, Duncan, SC (US);
Howard R. Sommerfeld, Oak Forest, IL (US);
Assignee:
Westinghouse Air Brake Technologies Corporation, Wilmerding, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61G 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An emergency release mechanism for a railway drawbar, which reduces stress in two piece machine bolts inserts in emergency release mechanisms, includes a two sided threaded stud which screws into a release rail using one of the threaded stud ends, passes through a drawbar body, and is secured to the drawbar body by a nut screwed onto the other threaded stud end.