JPS6457105A - Optical mechanism for detecting displacement of displacement member in apparatus for inflammable gas - Google Patents

Optical mechanism for detecting displacement of displacement member in apparatus for inflammable gas

Info

Publication number: JPS6457105A
Authority: JP; Japan
Prior art keywords: main body; displacement; light; displacement member; scale
Prior art date: 1987-08-27
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

JP21401987A

Other languages

English (en)

Other versions

JP2501113B2 (ja

Inventor

Toshiharu Saito

Shuichi Ogiwara

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nagano Keiki Seisakusho KK

Tokyo Gas Co Ltd

Original Assignee

Nagano Keiki Seisakusho KK

Tokyo Gas Co Ltd

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.)

1987-08-27

Filing date

1987-08-27

Publication date

1989-03-03

1987-08-27 Application filed by Nagano Keiki Seisakusho KK, Tokyo Gas Co Ltd filed Critical Nagano Keiki Seisakusho KK

1987-08-27 Priority to JP62214019A priority Critical patent/JP2501113B2/ja

1989-03-03 Publication of JPS6457105A publication Critical patent/JPS6457105A/ja

1996-05-29 Application granted granted Critical

1996-05-29 Publication of JP2501113B2 publication Critical patent/JP2501113B2/ja

2011-05-29 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Landscapes

Length Measuring Devices By Optical Means (AREA)

JP62214019A 1987-08-27 1987-08-27 可燃性ガス用機器に於ける変位部材の光学式変位検出機構 Expired - Fee Related JP2501113B2 (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP62214019A JP2501113B2 (ja)	1987-08-27	1987-08-27	可燃性ガス用機器に於ける変位部材の光学式変位検出機構

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP62214019A JP2501113B2 (ja)	1987-08-27	1987-08-27	可燃性ガス用機器に於ける変位部材の光学式変位検出機構

Publications (2)

Publication Number	Publication Date
JPS6457105A true JPS6457105A (en)	1989-03-03
JP2501113B2 JP2501113B2 (ja)	1996-05-29

Family

ID=16648927

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP62214019A Expired - Fee Related JP2501113B2 (ja)	1987-08-27	1987-08-27	可燃性ガス用機器に於ける変位部材の光学式変位検出機構

Country Status (1)

Country	Link
JP (1)	JP2501113B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2012081228A1 (ja) *	2010-12-13	2012-06-21	パナソニック株式会社	流体制御弁

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53138860U (ja) *	1977-04-08	1978-11-02
JPS5968206U (ja) *	1982-07-08	1984-05-09	河口湖精密株式会社	デジタル測長器

1987
- 1987-08-27 JP JP62214019A patent/JP2501113B2/ja not_active Expired - Fee Related

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53138860U (ja) *	1977-04-08	1978-11-02
JPS5968206U (ja) *	1982-07-08	1984-05-09	河口湖精密株式会社	デジタル測長器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2012081228A1 (ja) *	2010-12-13	2012-06-21	パナソニック株式会社	流体制御弁

Also Published As

Publication number	Publication date
JP2501113B2 (ja)	1996-05-29

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Legal Events

Date	Code	Title	Description
2005-02-22	R250	Receipt of annual fees	Free format text: JAPANESE INTERMEDIATE CODE: R250
2006-02-21	R250	Receipt of annual fees	Free format text: JAPANESE INTERMEDIATE CODE: R250
2007-03-13	LAPS	Cancellation because of no payment of annual fees