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-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE87866C true DE87866C (cg-RX-API-DMAC10.html)

Family

ID=359806

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT87866D Active DE87866C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE87866C (cg-RX-API-DMAC10.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

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