Adjustable offset disc harrow frame

- Worksaver, Inc.
Description

FIG. 1 is a perspective view of an adjustable offset disc harrow frame showing my new design, the broken lines showing the installed harrow disc are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a back view thereof;

FIG. 8 is a top view thereof, the support shown in a modified position.

Referenced Cited
U.S. Patent Documents
3730280 May 1973 Oelschlaeger
4552224 November 12, 1985 Luscombe
Foreign Patent Documents
0192917 September 1986 EPX
Patent History
Patent number: D313603
Type: Grant
Filed: Nov 16, 1987
Date of Patent: Jan 8, 1991
Assignee: Worksaver, Inc. (Litchfield, IL)
Inventor: Thomas I. Burenga (Litchfield, IL)
Primary Examiner: B. J. Bullock
Assistant Examiner: Sandra Morris
Attorney: Paul M. Denk
Application Number: 7/120,805