Excavator blade

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Description

FIG. 1 is a front perspective view of an excavator blade, showing our new design;

FIG. 2 is a rear perspective view thereof; and

FIG. 3 is a right side elevational view thereof, the left side being a mirror image.

Referenced Cited
U.S. Patent Documents
D187874 May 1960 Cross
D219809 February 1971 Coontz
4215496 August 5, 1980 Wehr
4570366 February 18, 1986 Yost
4899472 February 13, 1990 Winter
Patent History
Patent number: D323660
Type: Grant
Filed: Apr 9, 1990
Date of Patent: Feb 4, 1992
Inventors: Elizabeth Bolduc (Cardiff Echoes, Morinville, Alberta T0G 1P0), Sheldon Bolduc (Cardiff Echoes, Morinville, Alberta T0G 1P0)
Primary Examiner: Theodore M. Shooman
Assistant Examiner: Sandra Norris
Attorney: George H. Dunsmuir
Application Number: 7/506,382
Classifications
Current U.S. Class: Scraper Blade Or Loader Element (D15/32)