Knife holder for turf aeration machine

- Greencare PTY. Limited

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Description

FIG. 1 is a perspective view of a knife holder for turf aeration machine, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof, the right side being a mirror image.

Referenced Cited
U.S. Patent Documents
D299237 January 3, 1989 Livingstone
4574890 March 11, 1986 Hansen et al.
4602687 July 29, 1986 Hansen
4658909 April 21, 1987 McDermott
4723607 February 9, 1988 Hansen
Patent History
Patent number: D315913
Type: Grant
Filed: Jun 11, 1987
Date of Patent: Apr 2, 1991
Assignee: Greencare PTY. Limited (Taren Point)
Inventor: David J. Livingstone (Sylvania Waters)
Primary Examiner: B. J. Bullock
Assistant Examiner: Sandra Morris
Law Firm: Fleit, Jacobson, Cohn, Price, Holman & Stern
Application Number: 7/60,435
Classifications
Current U.S. Class: Element Or Attachment (4) (D15/28)