Pneumatic tire tread and buttress

- Uniroyal, Inc.
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Description

FIG. 1 is a perspective view, partly schematic, of 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 developmental plan view of the tread and buttress of FIG. 1;

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

FIG. 4 is a sectional view of the tread and buttress, taken substantially as indicated by line 4--4 of FIG. 2.

Referenced Cited
U.S. Patent Documents
3030999 April 1962 Wolfer
Patent History
Patent number: D254368
Type: Grant
Filed: Aug 14, 1978
Date of Patent: Mar 4, 1980
Assignee: Uniroyal, Inc.
Inventor: Carl F. Smajd (St. Clair Shores, MI)
Primary Examiner: James M. Gandy
Attorney: Charles A. Blank
Application Number: 5/933,390
Classifications
Current U.S. Class: D12/141
International Classification: D1215;