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JPS53125892A - Air-tight detector for sealed hard container - Google Patents

Air-tight detector for sealed hard container

Info

Publication number
JPS53125892A
JPS53125892A JP4083677A JP4083677A JPS53125892A JP S53125892 A JPS53125892 A JP S53125892A JP 4083677 A JP4083677 A JP 4083677A JP 4083677 A JP4083677 A JP 4083677A JP S53125892 A JPS53125892 A JP S53125892A
Authority
JP
Japan
Prior art keywords
air
hard container
sealed hard
tight detector
tight
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
JP4083677A
Other languages
Japanese (ja)
Inventor
Shigemi Hayashi
Yasuo Iizuka
Susumu Murata
Kazuo Ito
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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.)
Filing date
Publication date
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP4083677A priority Critical patent/JPS53125892A/en
Publication of JPS53125892A publication Critical patent/JPS53125892A/en
Pending legal-status Critical Current

Links

Landscapes

  • Examining Or Testing Airtightness (AREA)

Abstract

PURPOSE: To know the propriety of the air-tight condition by providing a photoelectric converting element which is relatively fixed at a spacing and which is made operative to receive the reflected light of projection.
COPYRIGHT: (C)1978,JPO&Japio
JP4083677A 1977-04-09 1977-04-09 Air-tight detector for sealed hard container Pending JPS53125892A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4083677A JPS53125892A (en) 1977-04-09 1977-04-09 Air-tight detector for sealed hard container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4083677A JPS53125892A (en) 1977-04-09 1977-04-09 Air-tight detector for sealed hard container

Publications (1)

Publication Number Publication Date
JPS53125892A true JPS53125892A (en) 1978-11-02

Family

ID=12591704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4083677A Pending JPS53125892A (en) 1977-04-09 1977-04-09 Air-tight detector for sealed hard container

Country Status (1)

Country Link
JP (1) JPS53125892A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60127438A (en) * 1983-12-13 1985-07-08 Kishimoto Akira Method and apparatus for leakage inspection of sealed container
EP0284347A2 (en) * 1987-03-27 1988-09-28 Toyo Glass Company Limited A device for inspecting the degree of vacuum in a sealed vessel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60127438A (en) * 1983-12-13 1985-07-08 Kishimoto Akira Method and apparatus for leakage inspection of sealed container
EP0284347A2 (en) * 1987-03-27 1988-09-28 Toyo Glass Company Limited A device for inspecting the degree of vacuum in a sealed vessel

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