Variable bobbin thread control for lockstitch looptaker

Details Variable bobbin thread control for lockstitch looptaker Variable bobbin thread control for lockstitch looptaker

1981-03-13

1982-10-26

Reynolds, William Carter

Sewing

Stitch forming

Revolving-hook type

112229, D05B 5714, D05B 5900

Patent

active

043555900

ABSTRACT:
A bobbin thread control comprising a bobbin thread pull-off, carried by a rotating lockstitch looptaker to pull bobbin thread from a bobbin after the previous stitch has been set and having a retraction element variable in its rotational position on the looptaker for enabling selective retraction of bobbin thread from the setting stitch.

REFERENCES:
patent: 3390653 (1968-07-01), Ketterer
patent: 3693565 (1972-09-01), Ketterer
patent: 3693566 (1972-09-01), Ketterer
patent: 4091753 (1978-05-01), Johnson et al.

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