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:
Feb. 19, 2019
Filed:
Oct. 07, 2016
Applicant:
Westinghouse Air Brake Technologies Corporation, Wilmerding, PA (US);
Inventor:
Jeffrey Hritz, Jefferson Hills, PA (US);
Assignee:
Westinghouse Air Brake Technologies Corporation, Wilmerding, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 27/04 (2006.01); F16J 1/16 (2006.01); F04B 39/06 (2006.01); F04B 39/00 (2006.01); F04B 53/14 (2006.01); F04B 27/053 (2006.01); F04B 35/01 (2006.01);
U.S. Cl.
CPC ...
F04B 39/066 (2013.01); F04B 27/04 (2013.01); F04B 27/0409 (2013.01); F04B 27/0442 (2013.01); F04B 27/053 (2013.01); F04B 35/01 (2013.01); F04B 39/0005 (2013.01); F04B 39/0094 (2013.01); F04B 53/14 (2013.01); F16J 1/16 (2013.01);
Abstract
A piston cylinder arrangement for an air compressor including a cylinder, a connecting rod having a wrist pin receiving end, a wrist pin provided in the wrist pin receiving end of the connecting rod, and a piston provided on the connecting rod via the wrist pin and positioned within the cylinder. At least one passageway may be defined in the wrist pin to permit air to flow into the wrist pin from the cylinder.