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. 06, 2008
Filed:
May. 18, 2005
Rudolf Wimmer, Haidershofen, AT;
Peter Foessl, Behamberg, AT;
Philipp Wieser, Schiedlberg, AT;
Heinz Lemberger, Unterfoehring, DE;
Rudolf Wimmer, Haidershofen, AT;
Peter Foessl, Behamberg, AT;
Philipp Wieser, Schiedlberg, AT;
Heinz Lemberger, Unterfoehring, DE;
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Peugeot Citroen Automobiles Societe Anonyme, Velizy Villacoublay, FR;
Abstract
A belt drive for a secondary unit of an internal combustion engine includes a friction wheel drive having a friction wheel, a cam device for adjusting the engagement of the friction wheel to the drive wheel of the secondary unit, the cam device having a cam, a swivel arm by which the friction wheel is connected to the cam which is rotationally mounted on a side of the engine, and a spring biasing the swivel arm in a tension direction. The friction wheel is in permanent position of frictional engagement with a drive wheel of the secondary unit to drive the secondary unit and with an outside of a belt on a drive wheel of the internal combustion engine or of another secondary unit.