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. 21, 1992
Filed:
Oct. 23, 1989
Hidehisa Shiratori, Tokyo, JP;
Masaaki Nakayama, Tokyo, JP;
Mitsubishi Materials Corporation, Tokyo, JP;
Abstract
A insert rotary cutter has a cutter body, at least one first cutter insert and at least one second cutter insert for cutting off burrs. The first cutter insert has more than one main cutting edge and end cutting edge. The second cutter insert has more than one main cutting edge and end cutting edge. The first and second cutter inserts are mounted on a forward end of the cutter body releasably. The second cutter insert is disposed so that the main cutting edge thereof has a negative corner angle and the end cutting edge thereof is displaced radially inwardly and axially forwardly of the cutter body, with respect to the end cutting edge of the first cutter insert.