Patent
   D255797
Priority
Nov 21 1977
Filed
Apr 05 1978
Issued
Jul 08 1980
Expiry
Jul 08 1994
Assg.orig
Entity
unknown
3
2
n/a
The ornamental design for a plow shank, substantially as shown and described.

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.

Ryan, John W.

Patent Priority Assignee Title
8371049, Sep 08 2006 TAJIRI, KEITH Y Ripper blade for use on hydraulic arm and method for storage tank demolition
D558237, Jun 08 2006 AUSPLOW PTY LTD Plough digging adapter and blade assembly
D952002, Apr 30 2020 Seamless AG Works LLC Plow shank assembly
Patent Priority Assignee Title
3704753,
3999315, Oct 10 1974 Adjustable attachment for a backhoe
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 05 1978Agrowplow Pty Limited(assignment on the face of the patent)
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