Sewing machine bobbin for a vertical axis hook
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United States of America Patent
Stats
-
Apr 17, 1984
Grant Date -
N/A
app pub date -
May 24, 1982
filing date -
May 24, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A sewing machine bobbin for a vertical axis hook is provided with a top and a bottom flanged section, and a fastener which both holds the sections together and is the driven member of a clutch through which the bobbin may be driven for bobbin winding.
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Cited Art Landscape
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