Sewing – Special machines – Embroidering
Patent
1993-08-24
1995-04-11
Crowder, Clifford D.
Sewing
Special machines
Embroidering
D05C 502
Patent
active
054048230
ABSTRACT:
Embroidery machine including several hundred embroidery locations each of which includes the following tools; a needle, a stiletto, a thread guide and a thread brake with respective drives. At least two actuators for connecting or disconnecting the tools from their respective drives are associated with every embroidery location. No more than one switching element, such as a shuttle spool valve is provided for each embroidery location which is switchable so as to switch all the actuators of said embroidery location jointly. Such a switching arrangement permits efficient switching of the tools enabling selective switching of only the tools of a switching point the embroidering
on-embroidering state of which is to be changed.
REFERENCES:
patent: 1162009 (1915-11-01), Zahn
patent: 4366767 (1983-01-01), Teetz et al.
patent: 4434728 (1984-03-01), Comploi et al.
patent: 4535709 (1985-08-01), Kuhnis et al.
patent: 4543897 (1985-10-01), Heinzle
patent: 4580511 (1986-04-01), Comploi et al.
patent: 4594952 (1986-06-01), Comploi et al.
Abegglen Hans
Henz Jurg
Zesch Manfred
Crowder Clifford D.
Izaguirre Ismael
Saurer Sticksysteme AG
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