JPS577533A - Detection of internal defect - Google Patents

Detection of internal defect

Info

Publication number
JPS577533A
JPS577533A JP8085780A JP8085780A JPS577533A JP S577533 A JPS577533 A JP S577533A JP 8085780 A JP8085780 A JP 8085780A JP 8085780 A JP8085780 A JP 8085780A JP S577533 A JPS577533 A JP S577533A
Authority
JP
Japan
Prior art keywords
product
atmospheric pressure
gas
pressure
observing
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.)
Granted
Application number
JP8085780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6114452B2 (enrdf_load_stackoverflow
Inventor
Mikio Kasai
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8085780A priority Critical patent/JPS577533A/ja
Publication of JPS577533A publication Critical patent/JPS577533A/ja
Publication of JPS6114452B2 publication Critical patent/JPS6114452B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/36—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested
    • G01M3/363—Investigating fluid-tightness of structures by using fluid or vacuum by detecting change in dimensions of the structure being tested the structure being removably mounted in a test cell

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
JP8085780A 1980-06-17 1980-06-17 Detection of internal defect Granted JPS577533A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8085780A JPS577533A (en) 1980-06-17 1980-06-17 Detection of internal defect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8085780A JPS577533A (en) 1980-06-17 1980-06-17 Detection of internal defect

Publications (2)

Publication Number Publication Date
JPS577533A true JPS577533A (en) 1982-01-14
JPS6114452B2 JPS6114452B2 (enrdf_load_stackoverflow) 1986-04-18

Family

ID=13730006

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8085780A Granted JPS577533A (en) 1980-06-17 1980-06-17 Detection of internal defect

Country Status (1)

Country Link
JP (1) JPS577533A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008241341A (ja) * 2007-03-26 2008-10-09 Toyota Motor Corp 被検体の検査方法
KR20180066081A (ko) 2015-10-09 2018-06-18 미쓰비시 마테리알 가부시키가이샤 방전관
KR102726066B1 (ko) * 2024-01-03 2024-11-05 디에이치 주식회사 이차전지의 리크 검사방법

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008241341A (ja) * 2007-03-26 2008-10-09 Toyota Motor Corp 被検体の検査方法
KR20180066081A (ko) 2015-10-09 2018-06-18 미쓰비시 마테리알 가부시키가이샤 방전관
KR102726066B1 (ko) * 2024-01-03 2024-11-05 디에이치 주식회사 이차전지의 리크 검사방법

Also Published As

Publication number Publication date
JPS6114452B2 (enrdf_load_stackoverflow) 1986-04-18

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