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:
Nov. 08, 2011
Filed:
Aug. 18, 2005
Applicants:
Toshiyuki Hashimoto, Kanagawa, JP;
Yuji Nagano, Kanagawa, JP;
Susumu Tsujimoto, Kanagawa, JP;
Inventors:
Assignee:
Amada Company, Limited, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B27B 33/14 (2006.01); B27B 13/02 (2006.01); B27B 33/02 (2006.01); B23D 57/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Concave/convex portions are consecutively formed on a back of a band saw blade. The concave/convex portions include concave portions engageable with and disengageable from a backup guide of a band saw guide unit, and convex portions adjacent to the concave portions. A length of each of the concave/convex portions is configured to be equal to or smaller than four times a maximum pitch of a tooth top of each tooth.