JPH0159583U

JPH0159583U -

Info

Publication number: JPH0159583U
Application number: JP15524887U
Authority: JP
Priority date: 1987-10-09
Filing date: 1987-10-09
Publication date: 1989-04-14

Description

[Brief explanation of the drawing]

第１図ａ，ｂはそれぞれ本考案の一実施例であ
る糸案内装置の側面図及び正面図、第２図は第１
図に示す糸案内装置を糸駒と糸調子皿との間の糸
道経路上に配置した状態を示す正面図、第３図及
び第４図はそれぞれ同糸案内装置に細い上糸及び
太い上糸を通した状態を示す正面図、第５図と第
６図は本考案の糸案内装置の応用例を示す側面図
である。第７図及び第８図はそれぞれ従来の糸案
内装置の斜視図及び上糸を通した状態を示す側面
図である。図中、１０は糸案内装置、１５は下段部、２１
は糸押さえ、２７はバネ、３１は糸駒、３３は糸
調子装置、３４は糸調子皿、３５は上糸である。 Figures 1a and b are a side view and a front view, respectively, of a thread guide device that is an embodiment of the present invention, and Figure 2 is a
A front view showing a state in which the thread guide device shown in the figure is arranged on the thread path path between the thread spool and the thread tension plate, and FIGS. FIGS. 5 and 6 are a front view showing a state in which the thread is threaded, and a side view showing an example of application of the thread guide device of the present invention. FIGS. 7 and 8 are a perspective view and a side view, respectively, of a conventional thread guide device showing a state in which the upper thread is passed through the thread guide device. In the figure, 10 is a thread guide device, 15 is a lower part, 21
27 is a thread presser, 27 is a spring, 31 is a thread spool, 33 is a thread tension device, 34 is a thread tension disc, and 35 is an upper thread.

Claims

[Claims for Utility Model Registration] 1. In a thread guide device of a sewing machine that is arranged on a thread path between a thread spool 31 and a thread tension device 33 and guides an upper thread 35, Two guide members 15 and 21 are provided for bending the needle thread 35 at two places, and at least one 21 of the guide members 15 and 21 can change the inner angle of the bent portion of the needle thread 35 to be large or small. A thread guide device for a sewing machine, characterized in that it is movable relative to the other end 15, and is always biased by a biasing means 27 in a direction in which the internal angle becomes smaller. 2 One guide member 21 is movable in a direction perpendicular to the yarn path, and
The thread guide device for a sewing machine according to claim 1, wherein the thread guide device is biased by a spring 27 in a direction away from the other guide member 15, and the other guide member 15 is fixed.