Template for calibrating a machine used to machine an ophthalmic lens, device and method using such a template

US8997366B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8997366-B2
Application numberUS-201113877344-A
CountryUS
Kind codeB2
Filing dateSep 5, 2011
Priority dateOct 15, 2010
Publication dateApr 7, 2015
Grant dateApr 7, 2015

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Abstract

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A calibration template for calibrating a machining device that has blocking elements for blocking an ophthalmic lens, and machining elements for machining the ophthalmic lens, the template including a fastener portion suitable for being fastened to the blocking elements and a calibration portion arranged around the fastener portion. The calibration portion is made out of a material that is suitable for being machined by the machining elements, and presents firstly a plurality of shape patterns, and secondly a plurality of visual identifiers each visually associated with one of the shape patterns.

First claim

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The invention claimed is: 1. A calibration template for calibrating a machining device that has blocking means for blocking an ophthalmic lens, and machining means for machining the ophthalmic lens, the template comprising a fastener portion suitable for being fastened to said blocking means and a calibration portion arranged around said fastener portion, wherein said calibration portion is made out of a material that is suitable for being machined by said machining means, and pres…

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What does patent US8997366B2 cover?
A calibration template for calibrating a machining device that has blocking elements for blocking an ophthalmic lens, and machining elements for machining the ophthalmic lens, the template including a fastener portion suitable for being fastened to the blocking elements and a calibration portion arranged around the fastener portion. The calibration portion is made out of a material that is suit…
Who is the assignee on this patent?
Nauche Michel, Geysels Laurent, Essilor Int
What technology area does this patent fall under?
Primary CPC classification B24B9/146. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Apr 07 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).