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:
Dec. 29, 2015
Filed:
Apr. 18, 2012
Bernard Brechemier, Charenton le Pont, FR;
Bernard Brechemier, Charenton le Pont, FR;
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), Charenton le Pont, FR;
Abstract
A blocking device () includes: a structure (); a manipulation arm () mounted on the structure to be movable between two extreme positions and including gripper element () for gripping a blocking accessory for placing on an ophthalmic lens; guide element () for guiding the manipulation arm between its two extreme positions along a path that presents a curved portion and an adjacent rectilinear portion; and drive element () for changing the position of the manipulation arm and including a gearwheel that meshes with a rack (). The rack forms part of the manipulation arm and presents a circularly arcuate portion () enabling the manipulation arm to be driven along the curved portion of its path, and a rectilinear portion () enabling the manipulation arm to be driven along the rectilinear portion of its path.