Agricultural sweep

- Ralph McKay Limited
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Description

FIG. 1 is a plan view of the upper surface of an agricultural sweep showing our new design;

FIG. 2 is a side elevation view of the sweep;

FIG. 3 is a bottom plan view of the sweep;

FIG. 4 is a front elevation view of the sweep;

FIG. 5 is a rear elevation view of the sweep;

FIG. 6 is a perspective view of the upper surface of an agricultural sweep showing a second embodiment of our new design;

FIG. 7 is a side elevation view of the sweep shown in FIG. 6;

FIG. 8 is a front elevation view of the sweep shown in FIG. 6;

FIG. 9 is a plan view of the upper surface of the sweep shown in FIG. 6;

FIG. 10 is a rear elevation view of the sweep shown in FIG. 6; and

FIG. 11 is a perspective view of the lower surface of the sweep shown in FIG. 6.

Referenced Cited
U.S. Patent Documents
1787366 December 1930 Fountain
Foreign Patent Documents
106027 November 1938 AUX
Other references
  • Implement & Tractor Product File Issue, 3/31/78, p. 164, Sweep No. 5, lower right side of page.
Patent History
Patent number: D277862
Type: Grant
Filed: Sep 3, 1981
Date of Patent: Mar 5, 1985
Assignee: Ralph McKay Limited (Maidstone)
Inventors: William M. Johnson (Winchelsea), Allan Lindsay (Hoppers Crossing)
Primary Examiner: James M. Gandy
Law Firm: Christel, Bean & Linihan
Application Number: 6/299,218
Classifications
Current U.S. Class: Disc, Rotary Hoe, Or Tooth (D15/29)