Drive pin for a bit and chuck combination in a percussion drilling machine
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Description
FIG. 1 is a perspective view showing the design from the bottom, front and one side;
FIG. 2 is a perspective view showing the design from the front and one side;
FIG. 3 is a front view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a back view thereof;
FIG. 7 is a left side view thereof; and,
FIG. 8 is a right side view thereof.
Referenced Cited
U.S. Patent Documents
D291087 | July 28, 1987 | Salimi et al. |
D336094 | June 1, 1993 | Dejanon |
3517754 | June 1970 | Hughes |
3620044 | November 1971 | Latour |
3645114 | February 1972 | Shepherd |
3731500 | May 1973 | Schlums |
3933012 | January 20, 1976 | Ketchum |
4194373 | March 25, 1980 | Jennings et al. |
4795402 | January 3, 1989 | Reichardt |
4862976 | September 5, 1989 | Meek |
5224898 | July 6, 1993 | Johnson et al. |
5397203 | March 14, 1995 | Kleine et al. |
Patent History
Patent number: D393475
Type: Grant
Filed: Jun 7, 1996
Date of Patent: Apr 14, 1998
Assignee: Ingersoll-Rand Company (Woodcliff Lake, NJ)
Inventor: William Leslie Jones (Moneta, VA)
Primary Examiner: Antoine Duval Davis
Attorney: John J. Selko
Application Number: 0/55,588
Type: Grant
Filed: Jun 7, 1996
Date of Patent: Apr 14, 1998
Assignee: Ingersoll-Rand Company (Woodcliff Lake, NJ)
Inventor: William Leslie Jones (Moneta, VA)
Primary Examiner: Antoine Duval Davis
Attorney: John J. Selko
Application Number: 0/55,588
Classifications