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:
Jan. 06, 2004
Filed:
Sep. 20, 2002
Kabushiki Kaisha Topcon, Tokyo, JP;
Abstract
An initial position setting method for grinding work apparatus includes: a grind stone a pair of lens rotating shafts which are capable of approaching and drawing apart each other along a normal line of the grind stone a ditch excavation grind stone and chamfering grind stones . A measurement standard with a predetermined shape is adapted to be held by the lens rotating shafts The ditch excavation grind stone and the chamfering grind stones are adapted to be moved to the predetermined position. The lens rotating shafts are adapted to be moved in order for the measurement standard to contact with the ditch excavation grind stone or the chamfering grind stones to obtain a moving distance of the lens rotating shafts when the measurement standard is contacted and to carry out an initial setting for moving distance of the ditch excavation grind stone or the chamfering grind stones on a basis of the moving distance of lens rotating shafts and a dimension of the measurement standard.