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:
May. 03, 2011
Filed:
Mar. 26, 2004
Applicants:
Volker Gedenk, Hemmingen, DE;
Friedrich Hoppmann, Hemmingen, DE;
Rolf Schmiechen, Schwebheim, DE;
John Skiller, Soest, NL;
Inventors:
Volker Gedenk, Hemmingen, DE;
Friedrich Hoppmann, Hemmingen, DE;
Rolf Schmiechen, Schwebheim, DE;
John Skiller, Soest, NL;
Assignees:
AB SKF, Göteborg, SE;
Contitech Luftfedersysteme GmbH, Hannover, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61F 5/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An axlebox-spring-unit of a railway bogie includes at least one hydraulic spring having a housing required for functionality of the hydraulic spring, and an axlebox. At least a part of the axlebox forms at least a part of the housing.