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. 27, 2003
Filed:
Aug. 13, 2001
Applicant:
Inventors:
Assignee:
SKF France, Clamart, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 4/108 ; F16D 4/112 ;
U.S. Cl.
CPC ...
F16D 4/108 ; F16D 4/112 ;
Abstract
Ratchet free wheel device comprising a first element provided with cavities a number of ratchets able to project into said cavities and a second element for supporting the ratchets so that the second element rotates as one with the first element in one direction of relative rotation of said first and second elements and is free to rotate in an opposite direction of relative rotation. The device comprises a means of controlling the ratchets which is capable of preventing them from projecting into said cavities so that the second element is free to rotate with respect to the first element in two opposite directions of relative rotation of said first and second elements when said control means is active.