JPS51146857A - Photo switching device - Google Patents

Photo switching device

Info

Publication number
JPS51146857A
JPS51146857A JP7112375A JP7112375A JPS51146857A JP S51146857 A JPS51146857 A JP S51146857A JP 7112375 A JP7112375 A JP 7112375A JP 7112375 A JP7112375 A JP 7112375A JP S51146857 A JPS51146857 A JP S51146857A
Authority
JP
Japan
Prior art keywords
switching device
photo switching
photo
transmissive
existance
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
JP7112375A
Other languages
Japanese (ja)
Inventor
Hiroshi Uramoto
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.)
Yuasa Corp
Original Assignee
Yuasa Battery Corp
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 Yuasa Battery Corp filed Critical Yuasa Battery Corp
Priority to JP7112375A priority Critical patent/JPS51146857A/en
Publication of JPS51146857A publication Critical patent/JPS51146857A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

PURPOSE:To obtain a photo switching device with a simple structure through the medium of selective existance of a transmissive fluid between opposing transmissive objects.
JP7112375A 1975-06-11 1975-06-11 Photo switching device Pending JPS51146857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7112375A JPS51146857A (en) 1975-06-11 1975-06-11 Photo switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7112375A JPS51146857A (en) 1975-06-11 1975-06-11 Photo switching device

Publications (1)

Publication Number Publication Date
JPS51146857A true JPS51146857A (en) 1976-12-16

Family

ID=13451466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7112375A Pending JPS51146857A (en) 1975-06-11 1975-06-11 Photo switching device

Country Status (1)

Country Link
JP (1) JPS51146857A (en)

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