Opening roll for an open-end spinning device
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United States of America Patent
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Feb 4, 1992
Issued Date -
N/A
app pub date -
Mar 14, 1991
filing date -
Aug 8, 1989
priority date (Note) -
Expired
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Abstract
An opening roll for an open-end spinning device upon which clothing is carried. The opening roll includes a unitary member that has enlarged surfaces provided on circumferentially spaced ribs extending between a centrally located hub and a ring shaped concentric surface upon which pressure can be applied for ejecting the unitary member from a mold and for permitting drilling and filling with material for balancing.
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