JPS6030000U - gas supply system - Google Patents

gas supply system

Info

Publication number
JPS6030000U
JPS6030000U JP12162083U JP12162083U JPS6030000U JP S6030000 U JPS6030000 U JP S6030000U JP 12162083 U JP12162083 U JP 12162083U JP 12162083 U JP12162083 U JP 12162083U JP S6030000 U JPS6030000 U JP S6030000U
Authority
JP
Japan
Prior art keywords
gas supply
light
control device
supply pipe
gas
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.)
Pending
Application number
JP12162083U
Other languages
Japanese (ja)
Inventor
元 小野田
Original Assignee
株式会社　金門製作所
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 株式会社　金門製作所 filed Critical 株式会社　金門製作所
Priority to JP12162083U priority Critical patent/JPS6030000U/en
Publication of JPS6030000U publication Critical patent/JPS6030000U/en
Pending legal-status Critical Current

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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) [Abstract] 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図はこの考案の一実施例に係るガス供給システムの
概略構成図、第２図は同システムに組込まれた信号伝送
手段の概略構成図である。 １・・・ガス供給管、２・・・元栓、３・・・しゃ断弁
、４・・・ガスメータ、５・・・制御装置、１１・・・
発光素子、１２・・・受光素子、１３・・・光変調器、
１４・・・光フアイバ伝送路。FIG. 1 is a schematic diagram of a gas supply system according to an embodiment of the invention, and FIG. 2 is a schematic diagram of a signal transmission means incorporated in the system. DESCRIPTION OF SYMBOLS 1... Gas supply pipe, 2... Main valve, 3... Shutoff valve, 4... Gas meter, 5... Control device, 11...
Light emitting element, 12... Light receiving element, 13... Light modulator,
14...Optical fiber transmission line.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ガス供給管と、このガス供給管に介挿された元栓と、前
記ガス供給管の前記元栓より下流位置に介挿されたガス
メータと、前記ガス供給管の前記元栓より下流位置に介
挿されたしゃ断弁と、前記ガスメータ内に組込まれガス
通流に応動する要素によって動作する光変調器と、内部
にベースバンド光を送出する発光素子および変調光を受
光する受光素子を備え、上記受光素子の出力を演算した
結果が予め定められた範囲外のとき前記しゃ断弁を動作
させる制御装置と、この制御装置の前記発光素子から出
た光を前記ガスメータ内に設けられた光変調器を介して
上記制御装置内の前記受光素子へ導く光フアイバ伝送路
とを具備してなることを特徴とするガス供給システム。a gas supply pipe, a main valve inserted in the gas supply pipe, a gas meter inserted in a position downstream of the main valve of the gas supply pipe, and a gas meter inserted in a position downstream of the main valve of the gas supply pipe. A shutoff valve, an optical modulator operated by an element incorporated in the gas meter and responsive to gas flow, a light emitting element that transmits baseband light and a light receiving element that receives modulated light, the light receiving element a control device that operates the shutoff valve when the result of calculating the output is outside a predetermined range; and a control device that transmits the light emitted from the light emitting element of the control device to the above-described light modulator provided in the gas meter. A gas supply system comprising: an optical fiber transmission line leading to the light receiving element in a control device.
JP12162083U 1983-08-04 1983-08-04 gas supply system Pending JPS6030000U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12162083U JPS6030000U (en) 1983-08-04 1983-08-04 gas supply system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12162083U JPS6030000U (en) 1983-08-04 1983-08-04 gas supply system

Publications (1)

Publication Number Publication Date
JPS6030000U true JPS6030000U (en) 1985-02-28

Family

ID=30278284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12162083U Pending JPS6030000U (en) 1983-08-04 1983-08-04 gas supply system

Country Status (1)

Country Link
JP (1) JPS6030000U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5443724A (en) * 1977-09-13 1979-04-06 Minolta Camera Co Ltd Camera for self-tranting film
JPS5736447B2 (en) * 1975-02-18 1982-08-04

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5736447B2 (en) * 1975-02-18 1982-08-04
JPS5443724A (en) * 1977-09-13 1979-04-06 Minolta Camera Co Ltd Camera for self-tranting film

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