Sewing – Elements – Bobbin winding
Reexamination Certificate
2009-10-29
2011-12-13
Izaguirre, Ismael (Department: 3765)
Sewing
Elements
Bobbin winding
Reexamination Certificate
active
08074589
ABSTRACT:
A thread winder includes a thread winding shaft into which a bobbin shaft is inserted so that a bobbin is detachably attached to the thread winding shaft, a rotating mechanism rotating the thread winding shaft to wind a thread on the bobbin, a thread winding shaft switching mechanism switching the thread winding shaft between a preparatory position and a winding position, a guiding member guiding the thread from a thread spool to the bobbin, a guiding member position switching mechanism switching the guiding member between a guide position and a retreat position, and a link mechanism links both switching mechanisms so that the guiding member is located at the guide position when the thread winding shaft assumes the preparatory position and so that the guide member is located at the retreat position when the thread winding shaft assumes the winding position.
REFERENCES:
patent: 2858089 (1958-10-01), Masayoshi
patent: 3426713 (1969-02-01), Moro
patent: 3670974 (1972-06-01), Ueltschi
patent: 4646982 (1987-03-01), Spring
patent: 4771714 (1988-09-01), Jimenez et al.
patent: 4936234 (1990-06-01), Jimenez et al.
patent: A-2001-145795 (2001-05-01), None
patent: B2-3644079 (2005-04-01), None
Brother Kogyo Kabushiki Kaisha
Izaguirre Ismael
Oliff & Berridg,e PLC
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