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:
Oct. 15, 2002
Filed:
Mar. 21, 2001
Applicant:
Inventors:
Dieter Hallmann, Berlin, DE;
Erwin Skumawitz, Schönwalde, DE;
Assignee:
DaimlerChrysler Rail Systems GmbH, Berlin, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 5/704 ; B61C 9/38 ; F16J 1/5447 ;
U.S. Cl.
CPC ...
F16H 5/704 ; B61C 9/38 ; F16J 1/5447 ;
Abstract
The invention relates to a high-speed gear with oil lubrication, with oil-recycling ducts ( ) leading out of the labyrinth chambers of contactless shaft seals ( ) to the crankcase ( ) of the gear casing ( ). According to the invention, the oil-recycling ducts ( ) terminate in regions ( ) in which a vacuum is automatically established during running operation, independently of the direction of rotation of the gear.
Hallmann, Dieter. (2002). High speed gear with oil lubrication, especially for environmentally sealed railway driving mechanism (U.S. Patent No. 6464040). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6464040
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile