JPH0444882U - - Google Patents
Info
- Publication number
- JPH0444882U JPH0444882U JP8492690U JP8492690U JPH0444882U JP H0444882 U JPH0444882 U JP H0444882U JP 8492690 U JP8492690 U JP 8492690U JP 8492690 U JP8492690 U JP 8492690U JP H0444882 U JPH0444882 U JP H0444882U
- Authority
- JP
- Japan
- Prior art keywords
- thread
- thread tension
- notches
- angle
- predetermined width
- 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 description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
Landscapes
- Sewing Machines And Sewing (AREA)
Description
第１図乃至第３図は本考案を具体化した一実施
例を示すもので、第１図は本実施例の糸調子装置
を示す外観斜視図、第２図は上記糸調子装置の部
分拡大断面図、第３図は糸調子皿と糸との関係を
説明する説明図、第４図は本考案の第１の変形例
の糸調子皿と糸との関係を説明する説明図、第５
図は本考案の第２の変形例の糸調子皿と糸との関
係を説明する説明図、第６図は本考案の第３の変
形例の糸調子皿を示す断面図、第７図ａは第１の
従来の糸調子皿の斜面図、第７図ｂは上記糸調子
皿の断面図、第７図ｃは上記糸調子皿と糸との関
係を説明する説明図、第８図ａは第２の従来の糸
調子皿の斜面図、第８図ｂは上記糸調子皿の断面
図、第８図ｃは上記糸調子皿と糸との関係を説明
する説明図、第９図は第３の従来の糸調子皿と糸
との関係を説明する説明図である。
図中、１０はミシン機枠、１２は支持軸、１４
，１６は糸調子皿、３０，３４，３８，４４は突
起部、３２，４０，４２，４４は切欠部、３２ａ
，４０ａは底辺壁、４２ａは円周壁、４４ａは底
辺線である。
Figures 1 to 3 show an embodiment embodying the present invention. Figure 1 is an external perspective view showing the thread tension device of this embodiment, and Figure 2 is a partially enlarged view of the thread tension device. 3 is an explanatory diagram illustrating the relationship between the thread tension disc and the thread, FIG. 4 is an explanatory diagram illustrating the relationship between the thread tension disc and the thread of the first modification of the present invention, and FIG.
The figure is an explanatory diagram illustrating the relationship between the thread tension disc of the second modification of the present invention and the thread, FIG. 6 is a sectional view showing the thread tension disc of the third modification of the invention, and FIG. 7a is a perspective view of the first conventional thread tension disc, FIG. 7b is a sectional view of the thread tension disc, FIG. 7c is an explanatory diagram illustrating the relationship between the thread tension disc and the thread, and FIG. 8a is 8B is a sectional view of the thread tension disc, FIG. 8C is an explanatory diagram illustrating the relationship between the thread tension disc and the thread, and FIG. It is an explanatory view explaining the relationship between a third conventional thread tension disc and a thread. In the figure, 10 is a sewing machine frame, 12 is a support shaft, and 14
, 16 are thread tension discs, 30, 34, 38, 44 are projections, 32, 40, 42, 44 are notches, 32a
, 40a is a bottom wall, 42a is a circumferential wall, and 44a is a bottom line.
Claims (1)
設けられ、その間の糸Ｔを挾持するための２枚の
糸調子皿１４，１６を備えた糸調子装置において
、 前記２枚の糸調子皿１４，１６にそれぞれ設け
られ、前記糸Ｔと係合するために所定幅を持つて
、その円周方向に延びる円形の突起部３０，３４
，３８，４６と、 その突起部３０，３４，３８，４６の最初に糸
と係合する箇所に設けられると共に、前記所定幅
より小さく形成された切欠部３２，４０，４２，
４４とを備え、 前記切欠部３２，４０，４２，４４を画定する
底辺３２ａ，４０ａ，４２ａ，４４ａとその切欠
部３２，４０，４２，４４内に延びる糸導経路と
の交わる側の角度が９０度以下であることを特徴
とする糸調子装置。[Claims for Utility Model Registration] A thread tension device is provided on a support shaft 12 attached to a sewing machine frame 10, and includes two thread tension discs 14 and 16 for holding the thread T between them. Circular protrusions 30, 34 are provided on the two thread tension discs 14, 16, respectively, and have a predetermined width to engage with the thread T, and extend in the circumferential direction thereof.
, 38, 46, and notches 32, 40, 42, which are provided at the portions of the projections 30, 34, 38, 46 that are initially engaged with the thread, and are formed to be smaller than the predetermined width.
44, and the angle at which the bottom sides 32a, 40a, 42a, 44a that define the notches 32, 40, 42, 44 intersect with the thread guide path extending inside the notches 32, 40, 42, 44 is A thread tension device characterized in that the angle is 90 degrees or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8492690U JPH0740383Y2 (en) | 1990-08-10 | 1990-08-10 | Thread tension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8492690U JPH0740383Y2 (en) | 1990-08-10 | 1990-08-10 | Thread tension device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0444882U true JPH0444882U (en) | 1992-04-16 |
| JPH0740383Y2 JPH0740383Y2 (en) | 1995-09-20 |
Family
ID=31816107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8492690U Expired - Fee Related JPH0740383Y2 (en) | 1990-08-10 | 1990-08-10 | Thread tension device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0740383Y2 (en) |
-
1990
- 1990-08-10 JP JP8492690U patent/JPH0740383Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0740383Y2 (en) | 1995-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |