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:
Nov. 25, 2014
Filed:
Nov. 30, 2010
Applicants:
Alain Batard, Charenton-le-Pont, FR;
Jean-etienne Lepage, Charenton-le-Pont, FR;
Inventors:
Alain Batard, Charenton-le-Pont, FR;
Jean-Etienne Lepage, Charenton-le-Pont, FR;
Assignee:
Essilor International (Compagnie Generale d'Optique), Charenton-le-Pont, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24B 13/00 (2006.01); B24D 9/08 (2006.01); B24B 13/02 (2006.01);
U.S. Cl.
CPC ...
B24D 9/08 (2013.01); B24B 13/00 (2013.01); B24B 13/02 (2013.01); Y10S 451/921 (2013.01);
Abstract
An optical-grade surfacing tool () is provided with a resilient return element () including a plurality of resiliently flexible strips () that transversely project from a rigid central mounting (), each strip () having a distal portion () that engages by bearing directly upon a petal () of a flexible flange () that surrounds the rigid mounting (). The distal portion is curved along a round loop such that the end () of each the strip () is rotated toward the rigid mounting ().