Sewing device for mattresses or cushions

Details Sewing device for mattresses or cushions Sewing device for mattresses or cushions

1989-02-24

1990-09-25

Nerbun, Peter

Sewing

Special machines

Mattress sewing

112275, 112272, D05B 1100, D05B 2100

Patent

active

049585797

ABSTRACT:
A device for sewing the edges of a mattress contains a movable supporting face, a sewing mchine, and a swingable arm cooperating with holding means for swinging the mattress around one of its corners. Furthermore, sensors for sensing the position of the mattress are provided, as well as a control device for activating the swingable arm, dependent on the signals issued by the sensors. The control device also contains counting devices and memory elements for automatically stitching one complete edge of a mattress.

REFERENCES:
patent: 1513090 (1924-10-01), Collett
patent: 1947058 (1934-02-01), Pittoni
patent: 4381719 (1983-05-01), Goldbeck
patent: 4404919 (1983-09-01), Martell et al.
patent: 4526116 (1985-07-01), Mannel
patent: 4542707 (1985-09-01), Balzer et al.
patent: 4722290 (1988-02-01), Manuel et al.
patent: 4827858 (1989-05-01), Horie et al.
patent: 4838186 (1989-06-01), Resta et al.

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