USD233325S - Pneumatic tire tread and buttress - Google Patents

Description

United Stats Patent Ofifice Des. 233,325 Patented Oct. 22, 1974 PNEUMATIC TIRE TREAD AND BUTTRESS Carl F. Smajd, St. Clair Shores, Mich., assignor to Uniroyal, Inc., New York, NY.

Filed May 18, 1973, Ser. No. 362,040

Term of patent 14 years Int. Cl. D12-l5 US. Cl. D12147 Des. 233,325

PAGE 3 FIG. 1 is a perspective view, partly schematic for a pneumatic tire tread and buttress embodying my new design, it being understood that the pattern is repeated throughout the circumference of the tread and buttress, as shown schematically by solid lines, and that the buttress pattern is repeated on the opposite side;

FIG. 2 is an enlarged, fragmentary development plan view of the tread and buttress of FIG. 1;

FIG. 3 is an enlarged, sectional view of the tread and buttress, taken substantially as indicated by line 33 of FIG. 2;

FIG. 4 is an enlarged, fragmentary sectional view of the buttress, taken substantially as indicated by line 4-4 of FIG. 2; and

FIG. 5 is an enlarged, fragmentary sectional view of the buttress, taken substantially as indicated by line 5--5 of FIG. 2.

References Cited UNITED STATES PATENTS 9/1940 Allen D12-152 4/1971 Newman D12-146 OTHER REFERENCES Modern Tire Dealer, February 1969, p. 98, Uniroyals Snow Plow Tire, second down from top left side .of page.

WALLACE R. BURKE, Primary Examiner J, M. GANDY, Assistant Examiner

Images