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

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

Referenced Cited
U.S. Patent Documents
D233228 October 1974 Mehring
B522568 April 1976 Blankenship
Patent History
Patent number: D251119
Type: Grant
Filed: Sep 7, 1977
Date of Patent: Feb 20, 1979
Assignee: Uniroyal, Inc.
Inventors: Gerassimos C. Candiliotis (Wilbraham, MA), James H. Bierbusse (Grosse Pointe Farms, MI), Arthur C. Blankenship (Howell, MI)
Primary Examiner: James M. Gandy
Attorney: Charles A. Blank
Application Number: 5/831,314
Classifications
Current U.S. Class: D12/146
International Classification: D1215;