Multi-needle sewing machine
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United States of America Patent
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Oct 21, 2014
Grant Date -
Aug 4, 2011
app pub date -
Jan 28, 2011
filing date -
Feb 1, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A multi-needle sewing machine is disclosed that includes a needle-bar case that supports needle bars; a needle-bar case transfer mechanism that transfers the needle-bar case to place a predetermined needle bar to a needle drop position; a thread guide member that is movable up and down, the thread guide member being provided with thread guide sections spaced by a predetermined distance and that guide a plurality of threads; a plurality of thread inlets that are provided at the needle-bar case, each thread inlet being uniquely associated with one of the thread guide sections and that introduces the threads guided by the thread guide sections toward the needle bars; and a lifting/lowering mechanism that moves the thread guide member up and down during transfer of the needle-bar ease and the thread inlets such that the thread guide sections and the associated thread inlets maintain a constant distance therebetween.
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