Apparatus for thread stitching layers to form a sewn book

Details Apparatus for thread stitching layers to form a sewn book Apparatus for thread stitching layers to form a sewn book

1979-02-01

1981-02-24

Hunter, H. Hampton

Sewing

Special machines

Book sewing

112304, B42B 102

Patent

active

042520711

ABSTRACT:
A device for thread stitching layers to form a book wherein the stitching apparatus comprises a conveying mechanism for transporting a plurality of open layers in spaced relation to each other, the conveying device transporting the layers with respect to at least one spiral sewing needle which is rotationally driven, the point of the spiral needle penetrating into the layer backs and exiting the layer backs to stitch the layers together in sequence.

REFERENCES:
patent: 671530 (1901-04-01), Trevette
patent: 1236762 (1917-08-01), Reynolds

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