Ground engaging tread element for a wheel or endless track

- Altrack Limited
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Description

FIG. 1 is a top perspective view of a ground engaging tread element for a wheel or endless track, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D241734 October 1976 Pfoerther
D285672 September 16, 1986 Igarashi et al.
D303779 October 3, 1989 Bonko
3895845 July 1975 Hale
3950038 April 13, 1976 Wood
4469379 September 4, 1984 Kotyuk, Jr.
Patent History
Patent number: D322076
Type: Grant
Filed: Dec 7, 1988
Date of Patent: Dec 3, 1991
Assignee: Altrack Limited
Inventor: Phillip J. Rollinson (Myaree)
Primary Examiner: Bernard Ansher
Assistant Examiner: Sandra Morris
Law Firm: Handal & Morofsky
Application Number: 7/281,232
Classifications
Current U.S. Class: Element Or Attachment (4) (D15/28); D12/153