FR900307A - Closure for push button switch - Google Patents

Closure for push button switch

Info

Publication number
FR900307A
FR900307A FR900307DA FR900307A FR 900307 A FR900307 A FR 900307A FR 900307D A FR900307D A FR 900307DA FR 900307 A FR900307 A FR 900307A
Authority
FR
France
Prior art keywords
closure
push button
button switch
switch
push
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
Other languages
French (fr)
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.)
Hermes Patentverwertungs GmbH
Original Assignee
Hermes Patentverwertungs GmbH
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 Hermes Patentverwertungs GmbH filed Critical Hermes Patentverwertungs GmbH
Application granted granted Critical
Publication of FR900307A publication Critical patent/FR900307A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
    • H01H2003/0233—Emergency operating parts, e.g. for stop-switch in dangerous conditions for alarm triggering, e.g. fire alarm, emergency off switches operated by breaking a glass
FR900307D 1942-09-21 1943-12-03 Closure for push button switch Expired FR900307A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE900307X 1942-09-21

Publications (1)

Publication Number Publication Date
FR900307A true FR900307A (en) 1945-06-26

Family

ID=6852020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR900307D Expired FR900307A (en) 1942-09-21 1943-12-03 Closure for push button switch

Country Status (1)

Country Link
FR (1) FR900307A (en)

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