Boring bit
Description
FIG. 1 is a front view of a boring bit showing my new design;
FIG. 2 is a side view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a front view of a modification thereof;
FIG. 6 is a side view of the modification thereof;
FIG. 7 is a top view of the modification thereof; and
FIG. 8 is a bottom view of the modification thereof.
Referenced Cited
U.S. Patent Documents
D139844 | December 1944 | Smith |
2816464 | December 1957 | Willingham |
2842015 | July 1958 | Miller |
3794438 | February 1974 | Knutsson |
Patent History
Patent number: D248659
Type: Grant
Filed: Sep 27, 1976
Date of Patent: Jul 25, 1978
Inventor: Michael Schneider, Sr. (Alliance, OH)
Primary Examiner: Alan P. Douglas
Attorney: Webster B. Harpman
Application Number: 5/727,151
Type: Grant
Filed: Sep 27, 1976
Date of Patent: Jul 25, 1978
Inventor: Michael Schneider, Sr. (Alliance, OH)
Primary Examiner: Alan P. Douglas
Attorney: Webster B. Harpman
Application Number: 5/727,151
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)
International Classification: D1509;
International Classification: D1509;