Revolving hollow roll with a gap seal
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United States of America Patent
Stats
-
May 15, 1984
Grant Date -
N/A
app pub date -
Dec 9, 1981
filing date -
Jul 16, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A roll with a revolving hollow roll and a stationary cross head which extends therethrough lengthwise, spaced a distance from the inside circumference of the hollow roll on all sides, has, in the space between the hollow roll and the cross head, a longitudinal chamber provided with a feed line for pressure liquid, divided by a sealing arrangement which comprises strip shaped longitudinal seals extending on both sides of the action plane of the roll, as well as transverse end seals. The transverse end seals are designed as gap seals, the gap surfaces of which are kept spaced from each other by separate precision antifriction bearings.
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