Pneumatic tyre for vehicle, method and apparatus for its manufacture
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United States of America Patent
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Issued Date -
Apr 23, 2009
app pub date -
Oct 27, 2004
filing date -
Oct 27, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In a tyre for vehicle wheels, the tread band sidewalls and/or other structural elements of elastomer material have a layered structure which includes at least one first component and at least one second component of a material with different composition from that of the first component. The first and second components have an undulated interface profile, defining elements of mutual mechanical engagement. Also described is a process and an apparatus for manufacturing a tyre.
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