Cutting tool inserts
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Description
FIG. 1 is an isometric view of a cutting tool insert in accordance with the subject invention;
FIG. 2 is a top plan view of FIG. 1, wherein the bottom plan view is identical;
FIG. 3 is a side elevation view looking at the right side of the insert in FIG. 2;
FIG. 4 is a side elevation view looking at the insert in FIG. 2 from the bottom of the page;
FIG. 5 is a cross-section view taken along lines "5--5" of FIG. 2; and,
FIG. 6 is a cross-section view taken along lines "6--6" of FIG. 2.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D308975 | July 3, 1990 | Niebauer |
D352511 | November 15, 1994 | Niebauer et al. |
D357693 | April 25, 1995 | Niebauer |
D389497 | January 20, 1998 | Muren et al. |
5116167 | May 26, 1992 | Niebauer |
5122017 | June 16, 1992 | Niebauer |
5476346 | December 19, 1995 | Lundstrom |
0346421 | April 1990 | EPX |
Patent History
Patent number: D413612
Type: Grant
Filed: Jan 26, 1999
Date of Patent: Sep 7, 1999
Assignee: Kennametal Inc. (Latrobe, PA)
Inventors: Rudi Hartlohner (Tuchenbach), Franz Havrda (Grossenseebach)
Primary Examiner: Antoine Duval Davis
Attorney: John J. Prizzi
Application Number: 0/99,669
Type: Grant
Filed: Jan 26, 1999
Date of Patent: Sep 7, 1999
Assignee: Kennametal Inc. (Latrobe, PA)
Inventors: Rudi Hartlohner (Tuchenbach), Franz Havrda (Grossenseebach)
Primary Examiner: Antoine Duval Davis
Attorney: John J. Prizzi
Application Number: 0/99,669
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)
International Classification: 1509;
International Classification: 1509;