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:
Oct. 27, 1981
Filed:
Jun. 30, 1980
Applicant:
Inventors:
William D Armbrust, Greensburg, PA (US);
James F McCreery, Latrobe, PA (US);
Assignee:
Kennametal Inc., Latrobe, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D / ;
U.S. Cl.
CPC ...
407113 ; 407120 ;
Abstract
This invention relates to an indexable broadnosing cutting insert for use in boring and broadnosing applications, especially where a floating type of boring head is required. This insert, preferably, has a triangular-like shape. Each side of this triangular-like shape actually being made of three angularly related faces: a forward lead clearance face, a middle clearance face and a rear relief face. The forward lead clearance face and the middle clearance face are joined to the top face of the insert by a narrow, vertical wiper face.