Thread guide devices of a sewing machine

Details Thread guide devices of a sewing machine Thread guide devices of a sewing machine

1996-06-13

1997-07-01

Izaguirre, Ismael

Sewing

Elements

Thread guiding or handling

B65H 5708, D05B 4700

Patent

active

056426780

ABSTRACT:
Thread guide devices capable of easily and quickly performing a threading operation with an excellent operability, whereby a thread is hardly come off or entangled, and hence a sewing operation is hardly interrupted when the thread is come off or entangled, leading to an excellent sewing operating performance. Each thread guide device of sewing machine includes a thread guide member disposed between a thread spool and a tension device respectively provided on a body for guiding a thread from the thread spool, and the thread guide member comprises a base end portion attached to one end of a thread guide groove portion which is opened at an upper end of the body, a tip end portion having an inclination portion which is elastically brought into contact with a rear side wall of the body at a front surface of the inclination portion, and a thread accommodation space which is defined in a lower end portion of the thread guide groove portion.

REFERENCES:
patent: 3359932 (1967-12-01), Eguchi et al.
patent: 3552678 (1971-01-01), Du Ross
patent: 4784072 (1988-11-01), Kessler
patent: 5042407 (1991-08-01), Jimenez

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