Muffler for a jackhammer
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Description
FIG. 1 is a front view of a muffler for a jackhammer, showing my new design;
FIG. 2 is a also right side view, the opposite side being a mirror image thereof;
FIG. 2 is a also right side view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a top perspective view showing the top, side and front thereof;
FIG. 7 is a side perspective view showing a side and front thereof;
FIG. 8 is a top perspective view showing the top, side and front thereof;
FIG. 9 is a bottom perspective view showing the bottom and back thereof; and,
FIG. 10 is a side perspective view showing the top, side and back thereof.
Elements shown in dotted are environmental only, and form no part of the claimed design.
Referenced Cited
Patent History
Patent number: D355422
Type: Grant
Filed: Oct 9, 1992
Date of Patent: Feb 14, 1995
Assignee: Ingersoll-Rand Company (Woodcliff Lake, NJ)
Inventor: Robert R. Kimberlin (Troutville, VA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Eric M. Watterson
Attorney: John J. Selko
Application Number: 0/340
Type: Grant
Filed: Oct 9, 1992
Date of Patent: Feb 14, 1995
Assignee: Ingersoll-Rand Company (Woodcliff Lake, NJ)
Inventor: Robert R. Kimberlin (Troutville, VA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Eric M. Watterson
Attorney: John J. Selko
Application Number: 0/340
Classifications
Current U.S. Class:
Drilling, Mining, Or Soil Treatment (includes Element) (D15/21)