METHOD FOR VULCANIZING VEHICLE TIRES USING A HEATING PRESS
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United States of America Patent
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app pub date -
Mar 2, 2012
filing date -
Sep 3, 2009
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Abstract
Method and device for vulcanizing vehicle tires using a heating press and a heating bladder. The method includes positioning a tire blank in the heating press, feeding steam into the heating bladder, stopping the supply of steam into the heating bladder, raising an internal pressure in the heating bladder to a predetermined setpoint value by feeding nitrogen into the heating bladder, and consistently maintaining the internal pressure of the heating bladder at the predetermined setpoint value through a pulsating input of nitrogen into the heating bladder occurring at least temporarily over a specific time.
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