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JPS51112203A - Electronic circuit apparatus with air-tight structure - Google Patents

Electronic circuit apparatus with air-tight structure

Info

Publication number
JPS51112203A
JPS51112203A JP3682575A JP3682575A JPS51112203A JP S51112203 A JPS51112203 A JP S51112203A JP 3682575 A JP3682575 A JP 3682575A JP 3682575 A JP3682575 A JP 3682575A JP S51112203 A JPS51112203 A JP S51112203A
Authority
JP
Japan
Prior art keywords
air
tight structure
electronic circuit
circuit apparatus
operates
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
JP3682575A
Other languages
Japanese (ja)
Inventor
Kenichi Sakurai
Hachiro Shichida
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP3682575A priority Critical patent/JPS51112203A/en
Publication of JPS51112203A publication Critical patent/JPS51112203A/en
Pending legal-status Critical Current

Links

Landscapes

  • Casings For Electric Apparatus (AREA)
  • Cable Accessories (AREA)

Abstract

PURPOSE: To have a compact size, light weight and prolonged service life by providing a vent valve which operates by the pressure difference of the inside and outside the apparatus on the outer circumferential wall of the air-tight structure.
COPYRIGHT: (C)1976,JPO&Japio
JP3682575A 1975-03-28 1975-03-28 Electronic circuit apparatus with air-tight structure Pending JPS51112203A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3682575A JPS51112203A (en) 1975-03-28 1975-03-28 Electronic circuit apparatus with air-tight structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3682575A JPS51112203A (en) 1975-03-28 1975-03-28 Electronic circuit apparatus with air-tight structure

Publications (1)

Publication Number Publication Date
JPS51112203A true JPS51112203A (en) 1976-10-04

Family

ID=12480514

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3682575A Pending JPS51112203A (en) 1975-03-28 1975-03-28 Electronic circuit apparatus with air-tight structure

Country Status (1)

Country Link
JP (1) JPS51112203A (en)

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