JPS51121132A - Ventilating means - Google Patents

Ventilating means

Info

Publication number
JPS51121132A
JPS51121132A JP50045250A JP4525075A JPS51121132A JP S51121132 A JPS51121132 A JP S51121132A JP 50045250 A JP50045250 A JP 50045250A JP 4525075 A JP4525075 A JP 4525075A JP S51121132 A JPS51121132 A JP S51121132A
Authority
JP
Japan
Prior art keywords
ventilating
cooling
rain
permit
forth
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
JP50045250A
Other languages
Japanese (ja)
Inventor
Masami Arakawa
Nobuo Kato
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 JP50045250A priority Critical patent/JPS51121132A/en
Publication of JPS51121132A publication Critical patent/JPS51121132A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To permit a ventilating cooling means for a cooling fan to be disposed in an outdoor place exposed to rain and so forth.
COPYRIGHT: (C)1976,JPO&Japio
JP50045250A 1975-04-16 1975-04-16 Ventilating means Pending JPS51121132A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50045250A JPS51121132A (en) 1975-04-16 1975-04-16 Ventilating means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50045250A JPS51121132A (en) 1975-04-16 1975-04-16 Ventilating means

Publications (1)

Publication Number Publication Date
JPS51121132A true JPS51121132A (en) 1976-10-22

Family

ID=12714009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50045250A Pending JPS51121132A (en) 1975-04-16 1975-04-16 Ventilating means

Country Status (1)

Country Link
JP (1) JPS51121132A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235284A (en) * 1985-08-08 1987-02-16 Yaskawa Denki Seisakusho Kk Sensor protective device
JPS63240303A (en) * 1986-11-15 1988-10-06 Hitachi Ltd Enclosed switchboard and method of cooling the same
WO2018105010A1 (en) * 2016-12-05 2018-06-14 東芝三菱電機産業システム株式会社 Forced air cooling device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS416131Y1 (en) * 1964-01-25 1966-03-30
JPS4513002Y1 (en) * 1966-04-28 1970-06-04

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS416131Y1 (en) * 1964-01-25 1966-03-30
JPS4513002Y1 (en) * 1966-04-28 1970-06-04

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235284A (en) * 1985-08-08 1987-02-16 Yaskawa Denki Seisakusho Kk Sensor protective device
JPH0380276B2 (en) * 1985-08-08 1991-12-24 Yaskawa Denki Seisakusho Kk
JPS63240303A (en) * 1986-11-15 1988-10-06 Hitachi Ltd Enclosed switchboard and method of cooling the same
WO2018105010A1 (en) * 2016-12-05 2018-06-14 東芝三菱電機産業システム株式会社 Forced air cooling device

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