Cutting tool insert

- Kennametal Inc.
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Description

FIG. 1 is a top and left side perspective view of a cutting tool insert showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is an elevational view, taken from the right side;

FIG. 4 is a bottom plan view; and

FIG. 5 is a cross sectional view taken along line V--V in FIG. 2, thereof.

Referenced Cited
U.S. Patent Documents
D275396 September 4, 1984 Porat et al.
D280514 September 10, 1985 Porat et al.
D291889 September 15, 1987 Pettersson et al.
3636602 January 1972 Owen
3733664 May 1973 McKelvey
3792514 February 1974 Ushijima
3968550 July 13, 1976 Gehri
4318644 March 9, 1982 Seidel
4318645 March 9, 1982 McCreery
4340324 July 20, 1982 McCreery
4359300 November 16, 1982 Hazra et al.
4411565 October 25, 1983 Hazra et al.
4507024 March 26, 1985 Stashko
4685844 August 11, 1987 McCreery et al.
4741649 May 3, 1988 Mori
4787784 November 29, 1988 Bernadic et al.
Other references
  • "Sandvik Coromant's New Turning Generation," an advertisement, dated 1987. "Chip Control Inserts," an advertisement of Kennametal Inc., Published Feb. 1987.
Patent History
Patent number: D304949
Type: Grant
Filed: Jan 22, 1988
Date of Patent: Dec 5, 1989
Assignee: Kennametal Inc. (Latrobe, PA)
Inventor: Kenneth L. Niebauer (Raleigh, NC)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Jeffrey Ash
Attorney: Thomas R. Trempus
Application Number: 7/147,005