Pneumatic tire tread and buttress

Latest Deutsche Semperit Gummiwerk Ges. m.b.H. Patents:


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; and

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

Referenced Cited
U.S. Patent Documents
D230533 February 1974 Wolford
Other references
  • Tire Review, Apr. 1974, p. 42, tire bottom right side of page.
Patent History
Patent number: D245837
Type: Grant
Filed: Dec 15, 1975
Date of Patent: Sep 20, 1977
Assignee: Deutsche Semperit Gummiwerk Ges. m.b.H. (Munich)
Inventor: Gernot Arendt (Tribuswinkel)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: Werner W. Kleeman
Application Number: 5/640,878
Current U.S. Class: D12/151
International Classification: D1215;