JPH0237797B2 - - Google Patents
Info
- Publication number
- JPH0237797B2 JPH0237797B2 JP61020869A JP2086986A JPH0237797B2 JP H0237797 B2 JPH0237797 B2 JP H0237797B2 JP 61020869 A JP61020869 A JP 61020869A JP 2086986 A JP2086986 A JP 2086986A JP H0237797 B2 JPH0237797 B2 JP H0237797B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- sensitivity
- receiving element
- cloth
- setting
- 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.)
- Expired - Lifetime
Links
- 230000035945 sensitivity Effects 0.000 claims description 67
- 239000004744 fabric Substances 0.000 claims description 40
- 238000003708 edge detection Methods 0.000 claims description 9
- 238000009958 sewing Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Sewing Machines And Sewing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2086986A JPS62179494A (ja) | 1986-01-31 | 1986-01-31 | ミシンの布端検知装置の自動感度設定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2086986A JPS62179494A (ja) | 1986-01-31 | 1986-01-31 | ミシンの布端検知装置の自動感度設定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62179494A JPS62179494A (ja) | 1987-08-06 |
JPH0237797B2 true JPH0237797B2 (de) | 1990-08-27 |
Family
ID=12039167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2086986A Granted JPS62179494A (ja) | 1986-01-31 | 1986-01-31 | ミシンの布端検知装置の自動感度設定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62179494A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2825094B2 (ja) * | 1988-06-23 | 1998-11-18 | アイシン精機株式会社 | 検出装置の感度自動調整装置 |
JP2513359Y2 (ja) * | 1991-11-01 | 1996-10-02 | サンクス株式会社 | 検出スイッチ装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52137369A (en) * | 1976-05-13 | 1977-11-16 | Kayaba Industry Co Ltd | Circuit for detecting existence of matter |
JPS5944295A (ja) * | 1982-08-02 | 1984-03-12 | クヴイツク−ロ−タン・エレクトロモト−レン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | ミシンのための駆動および制御装置 |
JPS6021406A (ja) * | 1983-06-28 | 1985-02-02 | デユルコツプ・アドレル・アクチエンゲゼルシヤフト | ミシンにおける光電式走査装置 |
-
1986
- 1986-01-31 JP JP2086986A patent/JPS62179494A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52137369A (en) * | 1976-05-13 | 1977-11-16 | Kayaba Industry Co Ltd | Circuit for detecting existence of matter |
JPS5944295A (ja) * | 1982-08-02 | 1984-03-12 | クヴイツク−ロ−タン・エレクトロモト−レン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | ミシンのための駆動および制御装置 |
JPS6021406A (ja) * | 1983-06-28 | 1985-02-02 | デユルコツプ・アドレル・アクチエンゲゼルシヤフト | ミシンにおける光電式走査装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS62179494A (ja) | 1987-08-06 |
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