Device for guiding a sheet of fibrous material in a single-row dryer part
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United States of America Patent
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Jul 21, 1998
Grant Date -
N/A
app pub date -
Jan 29, 1997
filing date -
Jan 30, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A device for guiding a sheet of fibrous material to be dried and a support belt through a drying device. The device including an external suction box having first and second openings located adjacent a deflection roll and adjacent to a lift-off point associated with a first dryer cylinder, respectively. The external suction box also including a first and second aspiration conduit respectively associated with the first and second openings. The deflection roll may be aspirated by an external vacuum souce coupled to the external suction box. The fibrous sheet, through the support belt, may be assisted at the lift-off point by aspiration by a separate external vacuum source coupled to the second aspiration conduit.
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