Cutting tool insert
Latest Kennametal Inc. Patents:
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 a right side elevational view;
FIG. 4 is a bottom plan view;
FIG. 5 is a cross sectional view taken along line 5--5 in FIG. 2;
FIG. 6 is a top and left side perspective view showing a second embodiment of that shown in FIGS. 1-5;
FIG. 7 is a top plan view;
FIG. 8 is a right side elevational view;
FIG. 9 is a bottom plan view; and
FIG. 10 is a cross-sectional view taken along line 10--10 in FIG. 7 thereof .
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D280514 | September 10, 1985 | Porat et al. |
3636602 | January 1972 | Owen |
3792514 | February 1974 | Ushijima |
3968550 | July 13, 1976 | Gehri |
4318644 | March 9, 1982 | Seidel |
4359300 | November 16, 1982 | Hazra et al. |
4411565 | October 25, 1983 | Hazra et al. |
4507024 | March 26, 1985 | Stasko |
4741649 | May 3, 1988 | Mori |
4787784 | November 29, 1988 | Bernadi et al. |
0046511 | February 1982 | EPX |
2252350 | May 1973 | DEX |
5235380 | March 1977 | JPX |
Patent History
Patent number: D308975
Type: Grant
Filed: Jan 22, 1988
Date of Patent: Jul 3, 1990
Assignee: Kennametal Inc. (Latrobe, PA)
Inventor: Kenneth L. Niebauer (Raleigh, NC)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Jeffrey Asch
Attorney: Thomas R. Trempus
Application Number: 7/147,002
Type: Grant
Filed: Jan 22, 1988
Date of Patent: Jul 3, 1990
Assignee: Kennametal Inc. (Latrobe, PA)
Inventor: Kenneth L. Niebauer (Raleigh, NC)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Jeffrey Asch
Attorney: Thomas R. Trempus
Application Number: 7/147,002
Classifications
Current U.S. Class:
Turning, E.g., Lathe, Etc. (D15/130);
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)