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. 22, 2013
Filed:
Oct. 23, 2007
Thomas Weckerling, Bonn, DE;
Wolfgang Manfred Beigang, Neunkirchen-Seelscheid, DE;
Thomas Weckerling, Bonn, DE;
Wolfgang Manfred Beigang, Neunkirchen-Seelscheid, DE;
GKN Driveline International GmbH, Lohmar, DE;
Abstract
A tripod joint is disclosed which has an outer joint part and an inner joint part. The outer joint part includes a first longitudinal axis and a longitudinally running cavity with an open end. Three longitudinally running recesses are formed in the outer joint part. The inner joint part includes a second longitudinal axis and comprising at least one central body on which are integrally formed three journals with journal axes which extend radially from the second longitudinal axis. In each case, one roller body is arranged on the journals, which roller body has at least one outer ring, a closed inner ring and bearing bodies which are arranged in between. Each roller body is additionally, in each case, held in the recesses in a longitudinally moveable manner, and a rotation of the closed inner ring about the respective journal is blocked. Also proposed is a roller body with a non-circular or angular inner ring.