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. 12, 2000
Filed:
Oct. 15, 1998
Applicant:
Inventor:
Tanehiko Asada, Iwata-gun, JP;
Assignee:
Tenryu Seikyo Kabushiki Kaisha, Shizuoka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B27B / ; B23D / ;
U.S. Cl.
CPC ...
83835 ; 83676 ; 83838 ;
Abstract
A disk cutter has an annular disk-shaped base which is composed of a first disk and a second disk spot-welded at a plurality of portions to the first disk. Each of the first and second disks has a plurality of holes formed therein. The holes are circumferentially spaced at an equal interval with the holes of the first and second disks being alternately arranged. The base has a peripheral edge with a plurality of tool receiving recesses formed therein. A plurality of hardened cutting tool inserts are fixed to the base at the recesses.