Tire curing press center mechanism
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United States of America Patent
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Jul 9, 2002
Grant Date -
N/A
app pub date -
Oct 26, 1998
filing date -
Oct 26, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Apparatus for manipulating a bladder (25) relative to a tire (B) in a tire curing press (11) including, a lower plate ring (31) for carrying a lower bead (26) of the bladder, an upper plate ring (50) for carrying an upper bead (27) of the bladder, a first cylinder mechanism (35) for selectively moving the lower plate ring and the upper plate ring, a piston rod (56) attached to the upper plate ring and extending through the lower plate ring, a second cylinder mechanism (55) located within the first cylinder mechanism for selectively actuating the piston rod to move the upper plate ring relative to the lower plate ring, a stretch-height control mechanism (57) for controlling the position of the upper plate ring relative to the lower plate ring upon actuation of the second cylinder, and a bladder detector mechanism (110) for positioning the upper plate ring at a predetermined position relative to a tire in the tire curing press.
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