JPS5944981U - Sewing machine yarn feeding abnormality detection device - Google Patents
Sewing machine yarn feeding abnormality detection deviceInfo
- Publication number
- JPS5944981U JPS5944981U JP13920082U JP13920082U JPS5944981U JP S5944981 U JPS5944981 U JP S5944981U JP 13920082 U JP13920082 U JP 13920082U JP 13920082 U JP13920082 U JP 13920082U JP S5944981 U JPS5944981 U JP S5944981U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- abnormality detection
- sewing machine
- yarn feeding
- detecting section
- 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
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面はこの考案の１実施例を示すもので、第１図は斜視
図、第２図は第１ないし第３検出部１１゜２１．３１を
示すブロック図、第３図は第４検出部４１を示すブロッ
ク図、第４図は使用状態を示す平面図である。
３・・・複合出力回路、１１・・・第１検出部、１２・
・・圧電素子、１４，２４．４４・・・信号増幅回路、
１５．２５．４５・・・コンパレータ、２１・・・第２
検出部、２２．４２・・・光源、２３．４３・・・光電
素子、３１・・・第３検出部、３２・・・マイクロスイ
ッチ、４１・・・第４検出部、Ａ・・・ミシン糸。The drawings show one embodiment of this invention, in which Fig. 1 is a perspective view, Fig. 2 is a block diagram showing the first to third detecting sections 11°21.31, and Fig. 3 is a block diagram showing the fourth detecting section 41. FIG. 4 is a block diagram showing the state of use. FIG. 3... Composite output circuit, 11... First detection section, 12.
...Piezoelectric element, 14,24.44...Signal amplification circuit,
15.25.45...Comparator, 21...Second
Detection unit, 22.42...Light source, 23.43...Photoelectric element, 31...Third detection unit, 32...Micro switch, 41...Fourth detection unit, A...Sewing machine thread.
Claims (1)
１と、光源２２と光電素子２３とよりな゛る結び日用の
第２検出部２１と、マイクロスイッチ３２よりな、る引
掛り用の第３検出部３１と、光源４２と光電素子４３と
よりなる飾り糸数変動用′ の第４検出部４１と
よりなり、上記第１、第２、及び第４検出部１１，２１
．４１は各々信号増幅回路２４，２４．４４とコンパレ
ータ１５，２５゜４５とを介して同一出力回路３に接続
せられ、他方、第３検出部３１は上記出力回路３に接続
されたことを特徴とするミシンの給糸異常検出装置。First detection unit 1 for thread breakage and skipped stitches consisting of a piezoelectric element 12
1, a second detecting section 21 for connecting dates consisting of a light source 22 and a photoelectric element 23, a third detecting section 31 for hooking consisting of a microswitch 32, and a light source 42 and a photoelectric element 43. The fourth detecting section 41 for decorative thread number variation consists of the first, second and fourth detecting sections 11 and 21.
．． 41 are connected to the same output circuit 3 via signal amplification circuits 24, 24.44 and comparators 15, 25.45, respectively, and the third detection section 31 is connected to the output circuit 3. Yarn feed abnormality detection device for sewing machines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13920082U JPS6021001Y2 (en) | 1982-09-13 | 1982-09-13 | Sewing machine yarn feeding abnormality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13920082U JPS6021001Y2 (en) | 1982-09-13 | 1982-09-13 | Sewing machine yarn feeding abnormality detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5944981U true JPS5944981U (en) | 1984-03-24 |
| JPS6021001Y2 JPS6021001Y2 (en) | 1985-06-22 |
Family
ID=30312077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13920082U Expired JPS6021001Y2 (en) | 1982-09-13 | 1982-09-13 | Sewing machine yarn feeding abnormality detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6021001Y2 (en) |
-
1982
- 1982-09-13 JP JP13920082U patent/JPS6021001Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6021001Y2 (en) | 1985-06-22 |
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