Tire tread

- Bandag Incorporated
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Description

FIG. 1 is a fragmentary perspective view of a tire tread illustrating the novel design;

FIG. 2 is an enlarged fragmentary top plan view of the tire tread illustrated in FIG. 1;

FIG. 3 is a side elevational view of the tire tread illustrated in FIGS. 1 and 2, with the opposite side elevational view of the tire tread being identical to that shown in FIG. 3;

FIG. 4 is a fragmentary cross-sectional view taken generally along lines 4--4 of FIG. 2;

FIG. 5 is a fragmentary cross-sectional view taken generally along lines 5--5 of FIG. 2; and,

FIG. 6 is a fragmentary cross-sectional view taken generally along lines 6--6 of FIG. 2.

The irregular outer edges of the design shown in FIGS. 1-3 indicated that the tire tread is of indeterminate length.

Referenced Cited
U.S. Patent Documents
D247744 April 18, 1978 Duchamp
D247891 May 16, 1978 Bennett
D250946 January 30, 1979 Germain
D261381 October 20, 1981 Amarger
D360856 August 1, 1995 Himuro et al.
D369767 May 14, 1996 Himuro et al.
D399800 October 20, 1998 Himuro et al.
4412575 November 1, 1983 Maeda et al.
5180453 January 19, 1993 Fukasawa et al.
Other references
  • Fulda Fuldaflex-Allround Tire, 1996 Tread Design Guide, p. 94, Feb. 1996. Hercules H.D.T. Tire, 1996 Tread Design Guide, p. 99, Feb. 1996. Cordovan Power King Deep Lug TX25 Tire, 1996 Tread Design Guide, p. 130, Feb. 1996. Firestone T-546 Radial Tire, 1996 Tread Design Guide, p. 136, Feb. 1996. General Ameri*Lug MS Tire, 1996 Tread Design Guide, p. 139, Feb. 1996. Marshal Power Fleet 937 Tire, 1996 Tread Design Guide, p. 149, Feb. 1996. Michelin XDL Tire, 1996 Tread Design Guide, p. 151, Feb. 1996.
Patent History
Patent number: D415723
Type: Grant
Filed: Jul 9, 1998
Date of Patent: Oct 26, 1999
Assignee: Bandag Incorporated (Muscatine, IA)
Inventors: Herbert J. Roelle (Muscatine, IA), Junhai Cai (Muscatine, IA)
Primary Examiner: Robert M. Spear
Law Firm: Foley & Lardner
Application Number: 0/90,494
Classifications
Current U.S. Class: D12/151
International Classification: 1215;