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, 1987
Filed:
Feb. 27, 1986
Applicant:
Inventor:
Ranga Komanduri, Schenectady, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
407119 ; 51293 ; 51307 ; 51309 ; 7610 / ; 76DI / ; 125 39 ; 175329 ; 175330 ; 175410 ; 408145 ;
Abstract
A cutting tool comprised of an annular polycrystalline layer of diamond or cubic boron nitride integrally adhered to an annular recess in an upper peripheral portion of an integral cemented carbide substrate structure, said layer having a round cutting edge, one face of the layer being adhered to the bottom surface of the recess and an innular annular side of the layer being adhered to the inner wall of the recess, the thickness of the polycrystalline layer and the height of the wall being substantially equivalent.