JPS6221948Y2 - - Google Patents

Info

Publication number
JPS6221948Y2
JPS6221948Y2 JP1981073781U JP7378181U JPS6221948Y2 JP S6221948 Y2 JPS6221948 Y2 JP S6221948Y2 JP 1981073781 U JP1981073781 U JP 1981073781U JP 7378181 U JP7378181 U JP 7378181U JP S6221948 Y2 JPS6221948 Y2 JP S6221948Y2
Authority
JP
Japan
Prior art keywords
light
sensor
optical fibers
liquid level
optical
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
Application number
JP1981073781U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57185935U (en, 2012
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 filed Critical
Priority to JP1981073781U priority Critical patent/JPS6221948Y2/ja
Priority to US06/378,715 priority patent/US4468567A/en
Publication of JPS57185935U publication Critical patent/JPS57185935U/ja
Application granted granted Critical
Publication of JPS6221948Y2 publication Critical patent/JPS6221948Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP1981073781U 1981-05-21 1981-05-21 Expired JPS6221948Y2 (en, 2012)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1981073781U JPS6221948Y2 (en, 2012) 1981-05-21 1981-05-21
US06/378,715 US4468567A (en) 1981-05-21 1982-05-17 Liquid level detecting device and method for producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981073781U JPS6221948Y2 (en, 2012) 1981-05-21 1981-05-21

Publications (2)

Publication Number Publication Date
JPS57185935U JPS57185935U (en, 2012) 1982-11-25
JPS6221948Y2 true JPS6221948Y2 (en, 2012) 1987-06-04

Family

ID=29869547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981073781U Expired JPS6221948Y2 (en, 2012) 1981-05-21 1981-05-21

Country Status (1)

Country Link
JP (1) JPS6221948Y2 (en, 2012)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55134321A (en) * 1979-04-06 1980-10-20 Toshiba Corp Liquid level detector

Also Published As

Publication number Publication date
JPS57185935U (en, 2012) 1982-11-25

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