Drill bit

- Sandvik AB
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a drill bit showing my new design;

FIG. 2 is a side elevational view thereof, the other side being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
5542797 August 6, 1996 Obermeier
5860773 January 19, 1999 Blomberg et al.
Patent History
Patent number: D416029
Type: Grant
Filed: Oct 29, 1998
Date of Patent: Nov 2, 1999
Assignee: Sandvik AB (Sandviken)
Inventor: Vlado Cosic (Benoni)
Primary Examiner: Antoine Duval Davis
Law Firm: Burns, Doane, Swecker & Mathis, L.L.P.
Application Number: 0/95,737
Classifications
Current U.S. Class: Cutting Tool, E.g., Drill Bit, Etc. (D15/139)
International Classification: 1509;