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 fragmentary front elevation view thereof;

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

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

Referenced Cited
U.S. Patent Documents
2534869 December 1950 Jones
2960093 June 1988 Messamotte
3155135 November 1964 Klenk
3162229 December 1964 Ellemeider et al.
3286756 November 1966 Ellemeider et al.
3405753 October 1968 Verdier
3705613 December 1972 Verdier
3861436 January 1975 Pogue
4429728 February 7, 1984 Ippen
4635694 January 13, 1987 Hasokawa
4732194 March 22, 1988 Saneto et al.
4758863 July 19, 1988 Tsuda et al.
4848429 July 18, 1989 Mezzanotte
Foreign Patent Documents
0338491 October 1989 EPX
2263455 July 1974 DEX
Other references
  • Advertisement for Pirelli P500, Tire Review, Sep. 1989. "Focus on Europe, The Stuart Marshall Report, Aladdin's Cave in Tokyo", Modern Tire Dealer, Feb. 1988, p. 46.
Patent History
Patent number: D320965
Type: Grant
Filed: Nov 17, 1989
Date of Patent: Oct 22, 1991
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: 7/437,880
Classifications
Current U.S. Class: D12/147