Trencher power unit

- Clark Equipment Company
Description

FIG. 1 is a view in perspective of a tractor as seen from the front, top and one side showing our new design;

FIG. 2 is a view in perspective as seen from the rear and side opposite that shown in FIG. 1;

FIG. 3 is a view in side elevation thereof;

FIG. 4 is a view in side elevation as seen from the side opposite that shown in FIG. 3;

FIG. 5 is a view in front elevation thereof;

FIG. 6 is a view in rear elevation thereof; and,

FIG. 7 is a view in top plan view thereof.

The bottom not shown is devoid of ornamentation.

Referenced Cited
U.S. Patent Documents
D266340 September 28, 1982 Wilkes
D297539 September 6, 1988 Morita et al.
D305894 February 6, 1990 Kato et al.
3963131 June 15, 1976 Dimmer
4312418 January 26, 1982 Rittman
Other references
  • Implement & Tractor Jan. 31, 1986 p. 60, Loader in center. Implement & Tractor Jan. 31, 1986 p. 17, Tractor in center. Implement & Tractor Jan. 31, 1986 p. 9, Tractor center right. Melroe Company, T135 & T136 Hydrostatic Bobcat Trenchers, Undated, 4 Sheets.
Patent History
Patent number: D327692
Type: Grant
Filed: Aug 15, 1989
Date of Patent: Jul 7, 1992
Assignee: Clark Equipment Company (South Bend, IN)
Inventors: Wally L. Kaczmarski (Lisbon, ND), Verne C. Watts (Lisbon, ND), Orlan J. Loraas (Lisbon, ND)
Primary Examiner: Bernard Ansher
Assistant Examiner: Sandra Morris
Law Firm: Kinney & Lange
Application Number: 7/395,097
Classifications