Pneumatic tire including tie bars
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 24, 2001
Grant Date -
N/A
app pub date -
Feb 10, 1999
filing date -
Feb 12, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pneumatic tire comprises a central longitudinal groove in a tread crown region and an outer longitudinal groove in each tread shoulder region, the longitudinal grooves are crossed by lateral grooves to form crossings and to define blocks on each side of each longitudinal groove, the outer longitudinal grooves are provided near the crossings with tie-bars, the length Tc of each of which is 10 to 40% of the average length of the longitudinal edges of two blocks axially adjacent to the tie-bar, each length measured along the longitudinal groove. Preferably, the lateral grooves in the crown region provided near the crossings with tie-bars, the length Ta of each of which is 10 to 40% of the average length of the lateral edges of two blocks circumferentially adjacent to the tie-bar, each length measured along the lateral groove.
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Family
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Cited Art Landscape
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