Device for threading a binding thread along a transfer path between a thread spool and a sewing needle
AssigneeGrapha-Holding AG
InventorMarcel Stolz
Life of this patent
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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.
Claims11
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, the device comprising:
- manipulation devices configured to manipulate the thread along the transfer path;
- a thread guiding device forming the transfer path and correlated with at least one of the manipulation devices;
- a compressed air source connected to the thread guiding device;
- wherein the thread guiding device is configured to perform 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.
Dependencies are inferred from the claim text.