Mixed dryer section including single-tier and double-tier drying groups with automatic ropeless threading
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United States of America Patent
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Feb 11, 1997
Issued Date -
N/A
app pub date -
Nov 12, 1993
filing date -
Aug 6, 1993
priority date (Note) -
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Abstract
In the initial region of the dryer section at least one of the dryer groups (23) is developed as a single-felt dryer group in which a single endless felt (F) and the web (9) travel alternately over cylinders (73) and guide suction rolls (73'). In the final region of the dryer section there is present at least one double-felt dryer group (24) in which a web (9) travels alternately over lower (74) and upper (74') cylinders. The single-felt group (23) has an automatic ropeless tail guide device (76, 79) for the threading of the so-called tail. In the double-felt dryer group (24) an automatic ropeless tail guide device (77, 78) is also present.
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