JPH01131481U - - Google Patents
Info
- Publication number
- JPH01131481U JPH01131481U JP2698588U JP2698588U JPH01131481U JP H01131481 U JPH01131481 U JP H01131481U JP 2698588 U JP2698588 U JP 2698588U JP 2698588 U JP2698588 U JP 2698588U JP H01131481 U JPH01131481 U JP H01131481U
- Authority
- JP
- Japan
- Prior art keywords
- thread
- spring
- cylindrical member
- tension shaft
- thread tension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009958 sewing Methods 0.000 claims 2
- 238000005452 bending Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図は本考案に係る針糸緊張装置の一実施例
の断面図、第２図は糸取りバネの糸案内の近傍の
斜視図、第３図は緩衝部材の設置状態を説明する
断面図、第４図は第１図示装置の作動説明図およ
び第５図は緩衝部材の変形例を示す図である。
２：筒部材、２ｓ：スロツト、２ｔ：スロツト
の端壁面、３：糸調子軸、５：糸案内板、８，２
８：緩衝部材、９：糸取りバネ、９ａ：糸案内部
、９ｃ：コイル部、９ｄ：他端部。
Fig. 1 is a sectional view of an embodiment of the needle thread tensioning device according to the present invention, Fig. 2 is a perspective view of the vicinity of the thread guide of the thread take-up spring, and Fig. 3 is a sectional view illustrating the installation state of the buffer member. FIG. 4 is an explanatory view of the operation of the first illustrated device, and FIG. 5 is a view showing a modified example of the buffer member. 2: Cylinder member, 2s: Slot, 2t: End wall surface of slot, 3: Thread tension shaft, 5: Thread guide plate, 8, 2
8: buffer member, 9: thread take-up spring, 9a: thread guide section, 9c: coil section, 9d: other end section.
Claims (1)
前記アームの前面から前方に突出した部分に円周
方向に刻設されたスロツトを備える筒部材： 前記筒部材内に固定され且つ軸方向に穴が穿設
された後端部および軸方向に前記穴と同芯的に連
接する割り溝が形成された前端部を備えた糸調子
軸： 前記筒部材内で前記糸調子軸上に巻回装架され
且つ一端部が前記糸調子軸に固定されたコイル部
および前記筒部材のスロツトを介して前記筒部材
の外に延在する前記コイル部の他端部を折曲形成
して平面的に略Ｕ字状をなす糸案内部を備えた糸
取りバネ： 前記糸調子軸が貫通し且つ前記筒部材の前端面
部に固定された面部および糸ガイド部を備えた糸
案内板：ならびに 前記糸取りバネのコイル部の他端部を前記スロ
ツトの壁面から離隔すべく前記コイル部の他端部
と係合且つ前記筒部材の上側に配設された緩衝部
材： を有するミシンの針糸緊張装置。[Claims for Utility Model Registration] A cylindrical member mounted in a hole penetrated through an arm of a sewing machine and having a slot circumferentially carved in a portion protruding forward from the front surface of the arm: the cylindrical member a thread tension shaft fixed therein and having a rear end portion having a hole bored in the axial direction and a front end portion having a split groove concentrically connected to the hole in the axial direction; a coil part that is wound around the thread tension shaft and has one end fixed to the thread tension shaft; and the other end of the coil part that extends outside the cylinder member through a slot in the cylinder member. A thread take-up spring equipped with a thread guide section formed by bending and forming a substantially U-shape in plan view: A thread take-up spring including a surface section through which the thread tension shaft passes and fixed to the front end surface section of the cylindrical member, and a thread guide section. A thread guide plate; and a buffer member that engages with the other end of the coil portion of the thread take-up spring and is disposed above the cylindrical member to separate the other end of the coil portion of the thread take-up spring from the wall surface of the slot. Needle thread tension device for sewing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2698588U JPH0869Y2 (en) | 1988-02-29 | 1988-02-29 | Sewing machine needle thread tension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2698588U JPH0869Y2 (en) | 1988-02-29 | 1988-02-29 | Sewing machine needle thread tension device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01131481U true JPH01131481U (en) | 1989-09-06 |
| JPH0869Y2 JPH0869Y2 (en) | 1996-01-10 |
Family
ID=31249096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2698588U Expired - Lifetime JPH0869Y2 (en) | 1988-02-29 | 1988-02-29 | Sewing machine needle thread tension device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0869Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008079711A (en) * | 2006-09-26 | 2008-04-10 | Brother Ind Ltd | Thread take-up spring |
-
1988
- 1988-02-29 JP JP2698588U patent/JPH0869Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008079711A (en) * | 2006-09-26 | 2008-04-10 | Brother Ind Ltd | Thread take-up spring |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0869Y2 (en) | 1996-01-10 |
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