JPS53146146A - Pressure release for metal-clad switchgear - Google Patents

Pressure release for metal-clad switchgear

Info

Publication number
JPS53146146A
JPS53146146A JP5980077A JP5980077A JPS53146146A JP S53146146 A JPS53146146 A JP S53146146A JP 5980077 A JP5980077 A JP 5980077A JP 5980077 A JP5980077 A JP 5980077A JP S53146146 A JPS53146146 A JP S53146146A
Authority
JP
Japan
Prior art keywords
metal
pressure release
clad switchgear
increase
pressure
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
JP5980077A
Other languages
Japanese (ja)
Inventor
Mitsuyoshi Ida
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 JP5980077A priority Critical patent/JPS53146146A/en
Publication of JPS53146146A publication Critical patent/JPS53146146A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To prevent fracture of metal-clad switchgear due to increase of gas pressure, by providing movable slitboard where pressure release port is presented due to increase of inner pressure.
COPYRIGHT: (C)1978,JPO&Japio
JP5980077A 1977-05-25 1977-05-25 Pressure release for metal-clad switchgear Pending JPS53146146A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5980077A JPS53146146A (en) 1977-05-25 1977-05-25 Pressure release for metal-clad switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5980077A JPS53146146A (en) 1977-05-25 1977-05-25 Pressure release for metal-clad switchgear

Publications (1)

Publication Number Publication Date
JPS53146146A true JPS53146146A (en) 1978-12-19

Family

ID=13123699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5980077A Pending JPS53146146A (en) 1977-05-25 1977-05-25 Pressure release for metal-clad switchgear

Country Status (1)

Country Link
JP (1) JPS53146146A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3014557A1 (en) * 1980-04-16 1981-10-22 Brown, Boveri & Cie Ag, 6800 Mannheim HV switchgear arcing protection mechanism - has sliding, rotating or tilting protective shutters closed by sensor actuated drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3014557A1 (en) * 1980-04-16 1981-10-22 Brown, Boveri & Cie Ag, 6800 Mannheim HV switchgear arcing protection mechanism - has sliding, rotating or tilting protective shutters closed by sensor actuated drive

Similar Documents

Publication Publication Date Title
JPS5428895A (en) Dehydration purification of fermentation products
JPS53146146A (en) Pressure release for metal-clad switchgear
JPS52250A (en) Process for preparation of 8-exo-hydroxy-endo-tricyclo-(5,2,2,02,6) ) unde cane
JPS5350397A (en) Preparation of 4-hydroxycyclopent-2-ene-1-one
JPS5344953A (en) Bleeding equipment of refrigerator
JPS545958A (en) Prparation of vitamine k's
JPS53105648A (en) Air clutch
JPS549273A (en) 7-arginylamono-4-methylcoumarin
JPS5392774A (en) 5,6,7,3',4',5'-hexahydrooxyflavone
JPS53108974A (en) 7-arginylamino-4-methylcoumarin
JPS5312487A (en) Preparation of d-ribose
JPS5419250A (en) Casing
JPS53147050A (en) 1,4-naphthoquinone-2,3-oxotriphenyl-phosphorane and process for their preparation
JPS534885A (en) Submarine coaxial repeating installation
JPS5423133A (en) Prophylactic and remedy for coccidiosis
JPS5414951A (en) Preparation of vitamin d derivatives
JPS5318507A (en) Preparation of 2,6-dimethyl-1,3-octadiene-6-ol
JPS5421558A (en) Filicker prevention circuit
JPS547120A (en) Electric machinery
JPS53127439A (en) 2-diazo-4-cyclopentene-1,3-dione
JPS53118304A (en) Switch signal detection system
JPS53137429A (en) Combustion safety device
JPS53111051A (en) 4-homoisotwistan-4-one
JPS5296A (en) Fireproof gas instrument
JPS5436450A (en) Braking liquid pressure controller