Tire tread and buttress

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Description

FIG. 1 is a perspective view of a tire tread and buttress showing our new design, it being understood that the pattern is repeated uniformly throughout the circumference of the tread and buttress as shown schematically by solid lines;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a fragmentary elevation view of one side thereof;

FIG. 4 is a fragmentary elevation view of the opposite side thereof;

FIG. 5 is a front elevation view of a tire tread and buttress showing a second embodiment of our new design which is a mirror of the tire tread and buttress shown in FIG. 1, it being understood that the pattern is repeated uniformly throughout the circumference of the tread and buttress as shown schematically by solid lines;

FIG. 6 is a fragmentary elevation view of one side of FIG. 5; and,

FIG. 7 is a fragmentary elevation view of the opposite side of FIG. 5.

The broken line showing of environmental structure in FIGS. 1, 3, 4, 6 and 7 of the drawings is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D310804 September 25, 1990 Covert et al.
D312062 November 13, 1990 Covert et al.
Foreign Patent Documents
52507 February 1989 JPX
Patent History
Patent number: D326072
Type: Grant
Filed: Oct 30, 1989
Date of Patent: May 12, 1992
Assignee: The Goodyear Tire & Rubber Company (Akron, OH)
Inventors: Paul B. Maxwell (Akron, OH), Philip S. Hammond (Mogadore, OH), Darrell E. Covert (Uniontown, OH)
Primary Examiner: James M. Gandy
Attorneys: T. P. Lewandowski, L. R. Drayer
Application Number: 7/429,248
Classifications
Current U.S. Class: D12/147