DE87866C - - Google Patents

Info

Publication number
DE87866C
DE87866C DENDAT87866D DE87866DA DE87866C DE 87866 C DE87866 C DE 87866C DE NDAT87866 D DENDAT87866 D DE NDAT87866D DE 87866D A DE87866D A DE 87866DA DE 87866 C DE87866 C DE 87866C
Authority
DE
Germany
Prior art keywords
pane
rubber ball
bracket
signal
spring
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.)
Active
Application number
DENDAT87866D
Other languages
German (de)
English (en)
Publication of DE87866C publication Critical patent/DE87866C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/04—Mechanical actuation by breaking of glass

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
DENDAT87866D Active DE87866C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE87866C true DE87866C (cg-RX-API-DMAC7.html)

Family

ID=359806

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT87866D Active DE87866C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE87866C (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0297940A3 (en) * 1987-07-03 1990-05-02 Saint-Gobain Vitrage International Glazing alarm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0297940A3 (en) * 1987-07-03 1990-05-02 Saint-Gobain Vitrage International Glazing alarm

Similar Documents

Publication Publication Date Title
US5642950A (en) Keyboard with a protective foil
EP0841521A2 (de) Bedieneinheit zum Schalten und Steuern von Haushaltsgeräten
EP1030536A2 (de) Berührungsschalter für ein Elektro-Gerät
DE87866C (cg-RX-API-DMAC7.html)
US3432843A (en) Signal means
DE2618720C3 (de) Piezoelektrischer Schalter
DE102017116437A1 (de) Rettungsarmband
DE2809436A1 (de) Sicherungsanordnung fuer scheibenfoermige, elektrisch nichtleitende objekte, insbesondere mit flachglas
US3968337A (en) Door-actuated alarm switch
DE3884865T2 (de) Fensterscheibenalarm.
DE2056015A1 (de) Verfahren und Vorrichtungen zur Alarmsicherung
CN114063817A (zh) 一种手动指纹触摸面板保护盖
DE270433C (cg-RX-API-DMAC7.html)
JPS62160623A (ja) タツチスイツチ付き表示パネル
US522277A (en) Window-spring for burglar-alarms
DE2725810A1 (de) Notfallgeraet
DE3628817A1 (de) Einbruchmelder
DE10246678A1 (de) Lesevorrichtung zur Identifikation von berechtigten Personen
CN214724233U (zh) 一种创客使用的教育机器人控制主板
DE2450270A1 (de) Einschlafsicherung fuer autofahrer
DE2914526A1 (de) Handvermittlungsplatz fuer blinde telefonisten
DE4325078C2 (de) Verfahren zur Montage einer Tastenmatte in einem Kommunikations-Endgerät
US2454234A (en) Portable alarm
DE511293C (de) Kontrollvorrichtung fuer elektrische Feuermelder
DE32843C (de) Lehr-Apparat