Adjustable offset disc harrow frame
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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
Foreign Patent Documents
3730280 | May 1973 | Oelschlaeger |
4552224 | November 12, 1985 | Luscombe |
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
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
Classifications