JPS6011034U - level sensor - Google Patents

level sensor

Info

Publication number
JPS6011034U
JPS6011034U JP10312683U JP10312683U JPS6011034U JP S6011034 U JPS6011034 U JP S6011034U JP 10312683 U JP10312683 U JP 10312683U JP 10312683 U JP10312683 U JP 10312683U JP S6011034 U JPS6011034 U JP S6011034U
Authority
JP
Japan
Prior art keywords
optical fiber
level sensor
inclined surface
directional coupler
path axis
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
Application number
JP10312683U
Other languages
Japanese (ja)
Other versions
JPH0234582Y2 (en
Inventor
伊藤　茂憲
Original Assignee
日本航空電子工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本航空電子工業株式会社 filed Critical 日本航空電子工業株式会社
Priority to JP10312683U priority Critical patent/JPS6011034U/en
Publication of JPS6011034U publication Critical patent/JPS6011034U/en
Application granted granted Critical
Publication of JPH0234582Y2 publication Critical patent/JPH0234582Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図及び第２図は従来使用されているレベルセンサの
要部の構成を示す図、第３図はこの考案のレベルセンサ
の構成原理を示す原理構成図、第４図乃至第６図はそれ
ぞれこの考案のレベルセンサの第１乃至第３の実施例の
要部の構成を示す要部構成図、第７図及び第８図はこの
考案のレベルセンサの第４の実施例の要部の構成を示す
要部構成図である。 １１、　３５．　３６・・・・・・光導体、１２・・・
・・・接触部、１５・・・・・・放射光、１７・・・・
・・検出光、２１・・・・・・プリズム、１１．１２．
１３・・・・・・結合端、３１・・・・・・光ファイバ
ー、３２・・・・・・傾斜面、３３・・・・・・光反射
体、３４・・・・・・方向性結合器、３７・・・・・・
光源、３８・・・・・・受光器、４２．４４・・・・・
・被測定体面。Figures 1 and 2 are diagrams showing the configuration of the main parts of a conventionally used level sensor, Figure 3 is a principle configuration diagram showing the construction principle of the level sensor of this invention, and Figures 4 to 6 are FIGS. 7 and 8 are main part configuration diagrams showing the main parts of the first to third embodiments of the level sensor of this invention, respectively, and FIGS. 7 and 8 show the main parts of the fourth embodiment of the level sensor of this invention. FIG. 2 is a main part configuration diagram showing the configuration. 11, 35. 36... Light guide, 12...
...Contact part, 15... Synchrotron radiation, 17...
...Detection light, 21... Prism, 11.12.
13... Coupling end, 31... Optical fiber, 32... Inclined surface, 33... Light reflector, 34... Directional coupling Vessel, 37...
Light source, 38...Receiver, 42.44...
・Measurement object surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光ファイバーの先端にその光路軸方向に対しては＼゛４
５°の角度を有し座測定体面との接触部となる傾斜面が
形成され、この傾斜面に対向して前記光路軸に平行な反
射面を有する反射板が前記光ファイバーの先端側に取り
付けられ、前記光ファイバーの前記傾斜面と反対側の端
部には方向性結合器の一結合端が接続され、前記方向性
結合器の他の７結合端はそれぞれ光源及び受光器に接続
されてなることを特徴とするレベルセンサ。\゛4 at the tip of the optical fiber with respect to the optical path axis direction.
An inclined surface having an angle of 5° and serving as a contact portion with the seat measuring body surface is formed, and a reflecting plate having a reflecting surface parallel to the optical path axis facing the inclined surface is attached to the distal end side of the optical fiber. , one coupling end of a directional coupler is connected to the end of the optical fiber opposite to the inclined surface, and the other seven coupling ends of the directional coupler are respectively connected to a light source and a light receiver. A level sensor featuring:
JP10312683U 1983-07-01 1983-07-01 level sensor Granted JPS6011034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10312683U JPS6011034U (en) 1983-07-01 1983-07-01 level sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10312683U JPS6011034U (en) 1983-07-01 1983-07-01 level sensor

Publications (2)

Publication Number Publication Date
JPS6011034U true JPS6011034U (en) 1985-01-25
JPH0234582Y2 JPH0234582Y2 (en) 1990-09-18

Family

ID=30242756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10312683U Granted JPS6011034U (en) 1983-07-01 1983-07-01 level sensor

Country Status (1)

Country Link
JP (1) JPS6011034U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6230918A (en) * 1985-07-31 1987-02-09 Tokyo Juki Ind Co Ltd Detecting device of residual quantity of liquid
JPS6249221A (en) * 1985-08-28 1987-03-03 Tsuchiya:Kk Optical fiber liquid level measuring sensor using reflector
JPS63105824U (en) * 1986-12-27 1988-07-08
JPH0565996U (en) * 1992-02-12 1993-08-31 日本輸送機株式会社 Road stabilizer spike structure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486460U (en) * 1977-11-30 1979-06-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486460U (en) * 1977-11-30 1979-06-19

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6230918A (en) * 1985-07-31 1987-02-09 Tokyo Juki Ind Co Ltd Detecting device of residual quantity of liquid
JPS6249221A (en) * 1985-08-28 1987-03-03 Tsuchiya:Kk Optical fiber liquid level measuring sensor using reflector
JPS63105824U (en) * 1986-12-27 1988-07-08
JPH0565996U (en) * 1992-02-12 1993-08-31 日本輸送機株式会社 Road stabilizer spike structure

Also Published As

Publication number Publication date
JPH0234582Y2 (en) 1990-09-18

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