JPS5243940A - Bellows - Google Patents

Bellows

Info

Publication number
JPS5243940A
JPS5243940A JP11882575A JP11882575A JPS5243940A JP S5243940 A JPS5243940 A JP S5243940A JP 11882575 A JP11882575 A JP 11882575A JP 11882575 A JP11882575 A JP 11882575A JP S5243940 A JPS5243940 A JP S5243940A
Authority
JP
Japan
Prior art keywords
bellows
under
temperatures
elastic material
temperature change
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
JP11882575A
Other languages
Japanese (ja)
Inventor
Motoo Yamaguchi
Ryota Doi
Hiroshi Watanabe
Tadataka Uchiyama
Eiichi Takamura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11882575A priority Critical patent/JPS5243940A/en
Publication of JPS5243940A publication Critical patent/JPS5243940A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transformer Cooling (AREA)
  • Organic Insulating Materials (AREA)

Abstract

PURPOSE: Bellows which absorbs volume volume variation of silicone oil used at temperatures of under-30-160°C by temperature change, is formed by an elastic material part with which the permanent set is under 50%, and then, function of bellows can be obtained enough.
COPYRIGHT: (C)1977,JPO&Japio
JP11882575A 1975-10-03 1975-10-03 Bellows Pending JPS5243940A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11882575A JPS5243940A (en) 1975-10-03 1975-10-03 Bellows

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11882575A JPS5243940A (en) 1975-10-03 1975-10-03 Bellows

Publications (1)

Publication Number Publication Date
JPS5243940A true JPS5243940A (en) 1977-04-06

Family

ID=14746072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11882575A Pending JPS5243940A (en) 1975-10-03 1975-10-03 Bellows

Country Status (1)

Country Link
JP (1) JPS5243940A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5324886A (en) * 1989-07-10 1994-06-28 Hitachi, Ltd. Insulating-liquid immersed electrical machine
WO2007009960A1 (en) * 2005-07-15 2007-01-25 Siemens Aktiengesellschaft Expansion tank for a stepping switch
JP2011009457A (en) * 2009-06-25 2011-01-13 Japan Ae Power Systems Corp Diaphragm for conservator for silicone oil-immersed transformer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5324886A (en) * 1989-07-10 1994-06-28 Hitachi, Ltd. Insulating-liquid immersed electrical machine
WO2007009960A1 (en) * 2005-07-15 2007-01-25 Siemens Aktiengesellschaft Expansion tank for a stepping switch
JP2011009457A (en) * 2009-06-25 2011-01-13 Japan Ae Power Systems Corp Diaphragm for conservator for silicone oil-immersed transformer

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