Drill bit sharpening attachment
Description
FIG. 1 is a front, top and side perspective view of the drill bit sharpening attachment showing our new design;
FIG. 2 is a front end elevational view thereof, the rear end being a mirror image of the front shown in FIG. 2;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side 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
D151792 | November 1948 | Smith |
2730849 | January 1956 | Novak |
3374587 | March 1968 | Simpkins |
3626645 | December 1971 | Rochet |
4142332 | March 6, 1979 | Clarke |
4176499 | December 4, 1979 | Mazoff |
4270315 | June 2, 1981 | Reiling et al. |
4547999 | October 22, 1985 | Reiling et al. |
4566227 | January 28, 1986 | Wolff |
4744178 | May 17, 1988 | Afshar |
4974372 | December 4, 1990 | Chantalat |
Patent History
Patent number: D356483
Type: Grant
Filed: Nov 23, 1993
Date of Patent: Mar 21, 1995
Inventors: Tim Fultz (Cromwell, IN), Randel D. Manley (Cromwell, IN)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Attorney: Terry M. Gernstein
Application Number: 0/15,639
Type: Grant
Filed: Nov 23, 1993
Date of Patent: Mar 21, 1995
Inventors: Tim Fultz (Cromwell, IN), Randel D. Manley (Cromwell, IN)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip Hyder
Attorney: Terry M. Gernstein
Application Number: 0/15,639
Classifications
Current U.S. Class:
D 8/91;
D 8/51;
D 8/71;
Element Or Attachment (D15/126)