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:
Sep. 04, 2012
Filed:
Dec. 14, 2005
Wataru Aoki, Nagoya, JP;
Hirotsugu Takahama, Toyokawa, JP;
Masakazu Nakamura, Toyokawa, JP;
Yasuo Hamatake, Toyokawa, JP;
Jiro Osawa, Toyokawa, JP;
Tamotsu Nagai, Toyokawa, JP;
Wataru Aoki, Nagoya, JP;
Hirotsugu Takahama, Toyokawa, JP;
Masakazu Nakamura, Toyokawa, JP;
Yasuo Hamatake, Toyokawa, JP;
Jiro Osawa, Toyokawa, JP;
Tamotsu Nagai, Toyokawa, JP;
OSG Corporation, Aichi, JP;
BTT Corporation, Aichi, JP;
Abstract
A neck portion grinding apparatus and method is designed to reduce working man-hours and to improve processing accuracy with respect to a processing of a workpiece. The neck portion grinding apparatus includes a grinding device having a disc-like grinding wheel and a wheel rotating device for rotating the grinding wheel, and a machine tool having a main shaft for rotatably supporting a rotating tool and a table mounting the grinding device thereon, and relatively moving the main shaft and the table by numeral control. A shape of a neck portion of the rotating tool can be changed by relatively moving the main shaft and the table while mutually rotating the rotating tool and the grinding wheel, and grinding the rotating tool by the grinding wheel.