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:
Aug. 07, 2012
Filed:
Nov. 26, 2008
Hirokatsu Obayashi, Toyokawa, JP;
Hirokatsu Obayashi, Toyokawa, JP;
Nidek Co., Ltd., Aichi, JP;
Abstract
An eyeglass lens processing apparatus includes: a processing tool which processes a peripheral edge of the lens and includes a roughing tool, a beveling tool and a bevel-modifying tool; a selection unit which is used to select a high curve beveling mode for forming a bevel in the lens fitted into a high curve frame having a protrusion portion; a modifying portion data input unit inputs data of a portion to be modified so as to prevent an interference between the lens and the protrusion portion; a calculation unit which obtains bevel-modifying data on the basis of a bevel path and data of the modifying portion; and a processing control portion which performs the beveling to the lens by the beveling tool in accordance with the beveling data, and removes a part of the bevel shoulder and/or the bevel slope by the bevel-modifying tool in accordance with the bevel-modifying data.