JPS5310485A - Charge and discharge type detecting method for pinholes and cracks of closed glass vessel - Google Patents

Charge and discharge type detecting method for pinholes and cracks of closed glass vessel

Info

Publication number
JPS5310485A
JPS5310485A JP8480576A JP8480576A JPS5310485A JP S5310485 A JPS5310485 A JP S5310485A JP 8480576 A JP8480576 A JP 8480576A JP 8480576 A JP8480576 A JP 8480576A JP S5310485 A JPS5310485 A JP S5310485A
Authority
JP
Japan
Prior art keywords
pinholes
cracks
charge
detecting method
discharge type
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
JP8480576A
Other languages
Japanese (ja)
Inventor
Kazuo Nagamatsu
Tadao Yasuhara
Masaichi Ooi
Hideaki Maeda
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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 Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Priority to JP8480576A priority Critical patent/JPS5310485A/en
Priority to DE19772715399 priority patent/DE2715399A1/en
Priority to GB14899/77A priority patent/GB1575100A/en
Priority to US05/785,601 priority patent/US4125805A/en
Priority to FR7710856A priority patent/FR2358654A1/en
Priority to CH452277A priority patent/CH617010A5/de
Publication of JPS5310485A publication Critical patent/JPS5310485A/en
Pending legal-status Critical Current

Links

Landscapes

  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Examining Or Testing Airtightness (AREA)
JP8480576A 1976-07-15 1976-07-15 Charge and discharge type detecting method for pinholes and cracks of closed glass vessel Pending JPS5310485A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP8480576A JPS5310485A (en) 1976-07-15 1976-07-15 Charge and discharge type detecting method for pinholes and cracks of closed glass vessel
DE19772715399 DE2715399A1 (en) 1976-07-15 1977-04-06 METHOD AND DEVICE FOR CHECKING CLOSED CONTAINERS FOR DEFECTS
GB14899/77A GB1575100A (en) 1976-07-15 1977-04-07 Method and apparatus for inspecting containers of insulating material for defects
US05/785,601 US4125805A (en) 1976-07-15 1977-04-07 Method and apparatus for defect inspection of liquid-filled insulating container
FR7710856A FR2358654A1 (en) 1976-07-15 1977-04-08 METHOD AND APPARATUS FOR DETECTION OF FAULTS ON INSULATING CONTAINERS
CH452277A CH617010A5 (en) 1976-07-15 1977-04-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8480576A JPS5310485A (en) 1976-07-15 1976-07-15 Charge and discharge type detecting method for pinholes and cracks of closed glass vessel

Publications (1)

Publication Number Publication Date
JPS5310485A true JPS5310485A (en) 1978-01-30

Family

ID=13840916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8480576A Pending JPS5310485A (en) 1976-07-15 1976-07-15 Charge and discharge type detecting method for pinholes and cracks of closed glass vessel

Country Status (1)

Country Link
JP (1) JPS5310485A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6446622A (en) * 1987-07-22 1989-02-21 Nippon Denzai Kogyo Kenkyusho Discharge type leak inspecting device
WO2000054038A1 (en) * 1999-03-10 2000-09-14 Joven Denki Kabushiki Kaisha Inspection method for sealed package
JP2022534829A (en) * 2019-06-07 2022-08-04 パッケージング テクノロジーズ アンド インスペクション、エルエルシイ System and method for high voltage leak detection

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6446622A (en) * 1987-07-22 1989-02-21 Nippon Denzai Kogyo Kenkyusho Discharge type leak inspecting device
WO2000054038A1 (en) * 1999-03-10 2000-09-14 Joven Denki Kabushiki Kaisha Inspection method for sealed package
US6593752B1 (en) 1999-03-10 2003-07-15 Joven Denki Kabushiki Kaisha Method for inspecting hermetically sealed packages
JP2022534829A (en) * 2019-06-07 2022-08-04 パッケージング テクノロジーズ アンド インスペクション、エルエルシイ System and method for high voltage leak detection

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