Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1989-03-20
1990-12-18
Gilreath, Stanley N.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
B65H 54547
Patent
active
049780824
ABSTRACT:
A bobbin holder comprises a rotatable support member, a plurality of bobbin holding devices inserted onto the rotatable support member, and at least one cylindrical member inserted onto the rotatable support member and engaging with the bobbin holding device, so that bobbin holding devices are expanded so as to hold bobbins. A main compression member for radically expanding the bobbin holding devices is disposed at one end of the bobbin holder. At least one supplementary compression member for supplementing expansion force of the main compression member is disposed at an intermediate portion between a bobbin holding device located at the end where the main compression member is disposed and another bobbin holding device located at an opposite end.
REFERENCES:
patent: 3977616 (1976-08-01), Owens et al.
patent: 4142690 (1979-03-01), Karle et al.
patent: 4241883 (1980-12-01), Benin
patent: 4323835 (1980-11-01), Benin
patent: 4458850 (1984-07-01), Sugioka et al.
Kobayashi Koji
Sugioka Takami
Ueno Toshiyuki
Yudate Toshihiro
Gilreath Stanley N.
Teijin Seiki Co. Ltd.
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