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:
Jun. 23, 1992
Filed:
May. 20, 1991
Applicant:
Inventors:
John W Friederichs, West Branch, MI (US);
Yefim Val, Troy, MI (US);
Assignee:
GTE Valenite Corporation, Troy, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ; B23B / ;
U.S. Cl.
CPC ...
407114 ; 407116 ;
Abstract
A cutting insert having a particular configuration for cutting tough metals such as encountered in the turning of railway wheels is provided with a specific chip breaker configuration which tends to strengthen the negative rake cutting land.