Overlock sewing machine
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United States of America Patent
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Jun 29, 2021
Grant Date -
Oct 1, 2020
app pub date -
Jun 15, 2020
filing date -
Jan 30, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An overlock sewing machine includes: a looper cover detection member movable from non-switching to switching positions with looper cover open to closed state transition, with switching member operation switching the threading mechanism state to sewing-enabled after looper cover detection member movement to switching position; a side cover detection member movable from non-detection to detection positions with side cover open to closed state transition; and a lever coupled to the looper cover detection member and side cover detection member, switchable between states of pressing and not pressing the operating protrusion, following looper cover detection member and side cover detection member operating states. The lever is set to the pressing state upon movement of the looper cover detection member to switching position and of the side cover detection member to detection position.
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Family
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Cited Art Landscape
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