Polygonal indexable cutting insert

- Valenite Inc.
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Description

FIG. 1 is a perspective view of a polygonal indexable cutting insert showing a first form of our new design;

FIG. 2 is a top plan view of the insert of FIG. 1;

FIG. 3 is a perspective view of a polygonal indexable cutting insert showing a second form of our new design; and,

FIG. 4 is a top plan view of the insert of FIG. 3.

Referenced Cited
U.S. Patent Documents
4447175 May 8, 1984 Warren
4681488 July 21, 1987 Markusson
4880338 November 14, 1989 Stashko
4988242 January 29, 1991 Pettersson
5032049 July 16, 1991 Hessman
5044840 September 3, 1991 Fouquer
5074720 December 24, 1991 Loqvist et al.
5116167 May 26, 1992 Niebauer
5460464 October 24, 1995 Arai
5630681 May 20, 1997 Paya
Patent History
Patent number: D401948
Type: Grant
Filed: Jan 27, 1998
Date of Patent: Dec 1, 1998
Assignee: Valenite Inc. (Madison Heights, MI)
Inventors: Lee Reiterman (Rochester Hills, MI), James D. Lark, II (W. Bloomfield, MI)
Primary Examiner: Antoine Duval Davis
Attorney: Mary K. Cameron
Application Number: 0/82,711
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)
International Classification: 1509;