Bobbin holding structure
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 6, 1992
Grant Date -
N/A
app pub date -
Dec 12, 1990
filing date -
Dec 13, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A bobbin holding member magnetically adheres within a bobbin case holder which houses a bobbin. The bobbin is securely retained in the bobbin case holder without allowing the bobbin to be removed therefrom during a sewing operation. The bobbin holding member is installed in the bobbin case holder freely detachably, and thus the bobbin easily can be replaced.
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Cited Art Landscape
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