Pneumatic vehicle tire having a tread
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United States of America Patent
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Jul 7, 2020
Grant Date -
Feb 15, 2018
app pub date -
Oct 24, 2017
filing date -
Apr 29, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed are pneumatic vehicle tires and methods of their production, the tires comprising a tread that has a tread segment arranged radially on the outside, and a material strip that is arranged helically in windings approximately in the circumferential direction, wherein, in the region of the tread segment, the material strip has at least two layers in the longitudinal direction of the material strip, wherein the first layer is formed from a first rubber compound and the second layer is formed from a second rubber compound, and wherein the layers connect the radially outer surface to the radially inner surface of the tread segment. The disclosed pneumatic vehicle tire has lower noise emissions and more uniform wear during driving and is improved in respect of at least one conflict of aims.
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