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:
Jul. 27, 1999
Filed:
May. 30, 1997
Applicant:
Inventors:
Russell J Huggins, Wellsville, PA (US);
Julius I Pershwitz, Grantham, PA (US);
Mark P Scott, Boiling Springs, PA (US);
Assignee:
Keystone Industries, Inc., Camp Hill, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B61G / ;
U.S. Cl.
CPC ...
213223 ; 188287 ; 18832213 ;
Abstract
A rail car buffer includes a standard capsule body and a high pressure hydraulic buffer spring only in the body. The hydraulic spring has a high compression ratio and is charged with very high pressure gas and hydraulic oil.