Center deck assembly for tire building drum
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United States of America Patent
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Apr 2, 2019
Grant Date -
Jan 25, 2018
app pub date -
Jul 25, 2016
filing date -
Jul 25, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
The invention is directed to a center deck assembly for a tire building drum. The tire building drum is rotatably mounted on a central drive shaft and includes a center section. The center deck assembly is disposed in the center section of the drum and includes a hub that seats on and is secured to the central drive shaft. At least one piston extends circumferentially in the tire building drum about the hub and a plurality of segment bars are disposed about the circumference of the center deck assembly. The at least one piston is operably connected to the segment bars by a plurality of linkages, in which each of the linkages includes a scissor-lever mechanism.
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