Device for threading a binding thread along a transfer path between a thread spool and a sewing needle
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United States of America Patent
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May 21, 2002
Grant Date -
Nov 22, 2001
app pub date -
May 7, 2001
filing date -
May 17, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for threading a binding thread along a transfer path between a thread spool and a sewing needle of a stitching unit of a thread stitching machine configured for binding a book in sheets at a groove side of the book in sheets has manipulation devices for manipulating the thread along the transfer path. A thread guiding device forming the transfer path is provided and correlated with at least one of the manipulation devices. A compressed air source is connected to the thread guiding device. The thread guiding device performs at least one of the functions of drawing in the thread and transporting the thread in a transport direction by compressed air supplied by the compressed air source.
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