DE962538C - Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear - Google Patents

Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear

Info

Publication number
DE962538C
DE962538C DES42099A DES0042099A DE962538C DE 962538 C DE962538 C DE 962538C DE S42099 A DES42099 A DE S42099A DE S0042099 A DES0042099 A DE S0042099A DE 962538 C DE962538 C DE 962538C
Authority
DE
Germany
Prior art keywords
installation
housing
protected against
pressure compensation
electrical switchgear
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.)
Expired
Application number
DES42099A
Other languages
German (de)
Inventor
Alexander Walter
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DES42099A priority Critical patent/DE962538C/en
Application granted granted Critical
Publication of DE962538C publication Critical patent/DE962538C/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/042—Explosion-proof cases
    • H01H9/043—Explosion-proof cases with pressure-relief devices

Landscapes

  • Housings And Mounting Of Transformers (AREA)

Description

In Betracht gezogene Druckschriften:
Vorschriften für schlagwetterigeschützte elektrische Betriebsmitel, VDE 0170/IV. 44, und1 Vorschriften für explbsionsgeschützte elektrische Betriebsmitltel, VDE 0171/IV. 44, Lieferung 1950.Considered publications:
Regulations for electrical equipment protected from fire weather, VDE 0170 / IV. 44, and 1 Regulations for explosion-proof electrical equipment, VDE 0171 / IV. 44, delivery 1950.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

© 609 659/36* 10.56 (609 865 4.57)© 609 659/36 * 10.56 (609 865 4.57)

Claims (3)

Patentanspb OchεPatent application Ochε 1. Schlagwettergeschütetes Gehäuse mit Druckausgleich, insbesondere für den Einbau von elektrischen Schaltgeräten, dadurch gekennzeichnet, daß eine Rohrschlange vorgesehen ist, die mit eimer öffnung im Innern und mit ihrer anderen öffnung zum Außenraum mündlet.1. Firedamp protected housing with Pressure equalization, especially for the installation of electrical switching devices, characterized in that a pipe coil is provided, the one with a bucket opening inside and the other opening to the outside space. 2. Gehäuse nach· Anspruch 1, dadurch gekennzeichnet, daß die Rohrschlange dli'e Form einer Spirale hat.2. Housing according to claim 1, characterized in that that the pipe coil has the shape of a spiral. 3. Gehäuse nach Anspruch 1 und 2, dadurch gekennzeichnet, daß die Rohrschlange im Innern des Gehäuses- angeordnet ist und' mit einem Ende durch die Gehäusewand! nach außen hindurchtiritt.3. Housing according to claim 1 and 2, characterized characterized in that the coil is arranged inside the housing and 'with one end through the housing wall! passed through to the outside.
DES42099A 1954-12-28 1954-12-28 Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear Expired DE962538C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DES42099A DE962538C (en) 1954-12-28 1954-12-28 Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES42099A DE962538C (en) 1954-12-28 1954-12-28 Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear

Publications (1)

Publication Number Publication Date
DE962538C true DE962538C (en) 1957-04-25

Family

ID=7484223

Family Applications (1)

Application Number Title Priority Date Filing Date
DES42099A Expired DE962538C (en) 1954-12-28 1954-12-28 Housing protected against firedamp with pressure compensation, especially for the installation of electrical switchgear

Country Status (1)

Country Link
DE (1) DE962538C (en)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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