Suction device for sewing machines

Details Suction device for sewing machines Suction device for sewing machines

1977-08-25

1978-11-28

Schroeder, Werner H.

Sewing

Work manipulating

Trimmers

112153, 112287, 112DIG1, D05B 3704

Patent

active

041270754

ABSTRACT:
The present invention relates to an apparatus which removes from the stitching area of a sewing machine a continuous strip of material which has been severed from the marginal edge of a workpiece being sewn. The apparatus includes a tubular member having an inlet end positioned above the work support and in front of the material severing mechanism of the machine. The other end of the tube is connected to a source of reduced pressure whereby creating a suction at the inlet end of the tubular member for drawing the continuous severed strip away from the material trimming mechanism and the stitching area.

REFERENCES:
patent: 2827867 (1958-03-01), Happe
patent: 2989935 (1961-06-01), Butler
patent: 3050970 (1962-08-01), Billi
patent: 3434438 (1969-03-01), Forrest et al.
patent: 3490403 (1970-01-01), Boucraut
patent: 3543706 (1970-12-01), Reid et al.
patent: 3543708 (1970-12-01), Armstead, Jr.
patent: 3602172 (1971-08-01), Bray
patent: 3631826 (1972-01-01), Morgan
patent: 3749040 (1973-07-01), Jurgens

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