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. 27, 2002
Filed:
May. 13, 1998
Applicant:
Inventors:
Akiyoshi Yoneda, Hyogo, JP;
Susumu Tsujimoto, Hyogo, JP;
Assignee:
Amada Company, Limited, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B27B 3/302 ; B23D 6/300 ;
U.S. Cl.
CPC ...
B27B 3/302 ; B23D 6/300 ;
Abstract
A saw blade is constituted with a unset tooth, a plurality of left-set teeth and a plurality of right-set teeth. In the construction, the saw blade has the unset tooth, a plurality of left-set teeth and a plurality of right-set teeth as one group. A plurality of set widths of the plurality of set teeth are formed in the saw blade. A relief angle of a tip of the unset tooth is equal to or greater than a relief angle of a tip of the set tooth having the smallest set width. Furthermore, the relief angle of a tip becomes small in accordance that the set width becomes greater.