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JPS5442624A - Cooling device for transformer - Google Patents

Cooling device for transformer

Info

Publication number
JPS5442624A
JPS5442624A JP10881977A JP10881977A JPS5442624A JP S5442624 A JPS5442624 A JP S5442624A JP 10881977 A JP10881977 A JP 10881977A JP 10881977 A JP10881977 A JP 10881977A JP S5442624 A JPS5442624 A JP S5442624A
Authority
JP
Japan
Prior art keywords
transformer
cooling device
oil pump
valve seat
pass piping
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
JP10881977A
Other languages
Japanese (ja)
Inventor
Tatsuo Sato
Masakatsu Sugawara
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 JP10881977A priority Critical patent/JPS5442624A/en
Publication of JPS5442624A publication Critical patent/JPS5442624A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transformer Cooling (AREA)

Abstract

PURPOSE: To open and shut off automatically and smoothly a by-pass piping in response to operation and stoppage of an oil pump, and to prevent a valve seat and the by-pass piping from being damaged, by using a valve whose valve seat is closed by means of the discharge pressure of the oil pump.
COPYRIGHT: (C)1979,JPO&Japio
JP10881977A 1977-09-12 1977-09-12 Cooling device for transformer Pending JPS5442624A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10881977A JPS5442624A (en) 1977-09-12 1977-09-12 Cooling device for transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10881977A JPS5442624A (en) 1977-09-12 1977-09-12 Cooling device for transformer

Publications (1)

Publication Number Publication Date
JPS5442624A true JPS5442624A (en) 1979-04-04

Family

ID=14494310

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10881977A Pending JPS5442624A (en) 1977-09-12 1977-09-12 Cooling device for transformer

Country Status (1)

Country Link
JP (1) JPS5442624A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253549A (en) * 1984-05-30 1985-12-14 Canon Inc Recording method
JPS61293885A (en) * 1985-06-21 1986-12-24 Sharp Corp Color printing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60253549A (en) * 1984-05-30 1985-12-14 Canon Inc Recording method
JPS61293885A (en) * 1985-06-21 1986-12-24 Sharp Corp Color printing

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