Plow shank
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Description
FIG. 1 is a perspective view of a plow shank showing my new design;
FIG. 2 is an end elevational view thereof;
FIG. 3 is a fragmentary side elevational view of the upper portion thereof;
FIG. 4 is a sectional view thereof taken along lines 4--4 of FIG. 1;
FIG. 5 is a sectional view thereof taken along lines 5--5 of FIG. 1;
FIG. 6 is a sectional view thereof taken along lines 6--6 in FIG. 1;
FIG. 7 is a sectional view thereof taken along lines 7--7 in FIG. 1;
FIG. 8 is a fragmentary end elevational view thereof looking in the direction of arrow 8 in FIG. 1;
FIG. 9 is a fragmentary sectional view thereof taken along lines 9--9 in FIG. 3; and
FIG. 10 is a sectional view thereof taken along lines 10--10 in FIG. 1.
Referenced Cited
U.S. Patent Documents
3704753 | December 1972 | Hasforth et al. |
3999315 | December 28, 1976 | Nye |
Patent History
Patent number: D255797
Type: Grant
Filed: Apr 5, 1978
Date of Patent: Jul 8, 1980
Assignee: Agrowplow Pty Limited (Yowie Bay)
Inventor: John W. Ryan (Yowie Bay)
Primary Examiner: James M. Gandy
Attorney: Eric H. Waters
Application Number: 5/893,718
Type: Grant
Filed: Apr 5, 1978
Date of Patent: Jul 8, 1980
Assignee: Agrowplow Pty Limited (Yowie Bay)
Inventor: John W. Ryan (Yowie Bay)
Primary Examiner: James M. Gandy
Attorney: Eric H. Waters
Application Number: 5/893,718
Classifications
Current U.S. Class:
Plow, Tiller Or Element Thereof (includes Snow Plow, Blower) (D15/11)
International Classification: D1503;
International Classification: D1503;