McGinn IP Law Group, PLLC
Sewing machine equipped with needle threading device
A sewing machine equipped with a needle threading device, includes: a needle bar supporting frame body on which there is mounted a needle bar that is mounted with a needle having a needle hole; a needle threading shaft that is disposed on the needle bar supporting frame body and is supported vertically movably and also turnably in a peripheral direction; a thread pressing part and a thread holding tool that are provided at a lower end of the needle threading shaft and that hold in a tensioned state a thread opposite the needle hole; and a needle threading tool that is provided at a lower end of the needle threading shaft and that has a hook which reciprocates through the needle hole to pass the thread through the needle hole, wherein the thread holding tool comprises a thread holding surface part that guides and holds the thread.
JANOME SEWING MACHINE CO., LTD.
D
D05B
inventional
Masatoshi Yasuhiro
Takeuchi Osanai