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. 20, 2010
Filed:
Oct. 02, 2007
Jean-philippe Gaborel, Tours, FR;
Donatus Nwokoye, Carrieres-sous-Poissy, FR;
Romuald Lescorail, Tours, FR;
Laurent Varnoux, Tours, FR;
Jean-Philippe Gaborel, Tours, FR;
Donatus Nwokoye, Carrieres-sous-Poissy, FR;
Romuald Lescorail, Tours, FR;
Laurent Varnoux, Tours, FR;
Aktiebolaget SKF, Göteborg, SE;
Abstract
Tensioning roller device including a non-rotating part about which there is rotationally mounted a pulley-forming rotating assembly designed to collaborate with a belt or a chain and a rolling bearing positioned between the non-rotating part and the pulley and including a rotating ring, a non-rotating ring and rolling elements, the pulley including a rigid rim including a first part fixed to the rotating ring of the bearing and a second part that can move with respect to the first part under the action of an elastic element, and an expandable sleeve of annular overall shape designed to be in contact with the belt or the chain, the diameter of the expandable sleeve varying according to how hard it is pressed by the second part.