DE8709734U1 - - Google Patents

Info

Publication number
DE8709734U1
DE8709734U1 DE8709734U DE8709734U DE8709734U1 DE 8709734 U1 DE8709734 U1 DE 8709734U1 DE 8709734 U DE8709734 U DE 8709734U DE 8709734 U DE8709734 U DE 8709734U DE 8709734 U1 DE8709734 U1 DE 8709734U1
Authority
DE
Germany
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
DE8709734U
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.)
Emil U Adolf Becker & Co Kg 6349 Sinn De GmbH
Original Assignee
Emil U Adolf Becker & Co Kg 6349 Sinn De 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 Emil U Adolf Becker & Co Kg 6349 Sinn De GmbH filed Critical Emil U Adolf Becker & Co Kg 6349 Sinn De GmbH
Priority to DE8709734U priority Critical patent/DE8709734U1/de
Publication of DE8709734U1 publication Critical patent/DE8709734U1/de
Expired 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
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
DE8709734U 1987-06-17 1987-06-17 Expired DE8709734U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8709734U DE8709734U1 (de) 1987-06-17 1987-06-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8709734U DE8709734U1 (de) 1987-06-17 1987-06-17

Publications (1)

Publication Number Publication Date
DE8709734U1 true DE8709734U1 (de) 1987-09-24

Family

ID=6810086

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8709734U Expired DE8709734U1 (de) 1987-06-17 1987-06-17

Country Status (1)

Country Link
DE (1) DE8709734U1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015134160A1 (en) * 2014-03-07 2015-09-11 Carrier Corporation Door and window sensors using ambient infrared radiation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2538242A1 (de) * 1975-08-28 1977-03-10 Rohue Rolladen Huebler Kg Anordnung zum sichern von durch rolladen uebergriffenen hausoeffnungen
DE2739636A1 (de) * 1977-09-02 1979-03-08 Winkhaus Fa August Alarmanmelder zur sicherung eines durchgangs
DE2805423B2 (de) * 1978-02-09 1980-05-08 6000 Frankfurt Lichtschrankenanordnung
DE3012845A1 (de) * 1980-04-02 1981-10-08 Georg 6101 Reichelsheim Treusch Einbruchmeldesystem in verbindung mit rollaeden
DE3128256A1 (de) * 1981-07-17 1983-02-03 Richard Hirschmann Radiotechnisches Werk, 7300 Esslingen Bewegungsmelder zur raumueberwachung
DE8526391U1 (de) * 1985-09-14 1985-10-24 Rademacher, Wilhelm, 4292 Rhede Überwachungseinrichtung für Rolläden od. dgl.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2538242A1 (de) * 1975-08-28 1977-03-10 Rohue Rolladen Huebler Kg Anordnung zum sichern von durch rolladen uebergriffenen hausoeffnungen
DE2739636A1 (de) * 1977-09-02 1979-03-08 Winkhaus Fa August Alarmanmelder zur sicherung eines durchgangs
DE2805423B2 (de) * 1978-02-09 1980-05-08 6000 Frankfurt Lichtschrankenanordnung
DE3012845A1 (de) * 1980-04-02 1981-10-08 Georg 6101 Reichelsheim Treusch Einbruchmeldesystem in verbindung mit rollaeden
DE3128256A1 (de) * 1981-07-17 1983-02-03 Richard Hirschmann Radiotechnisches Werk, 7300 Esslingen Bewegungsmelder zur raumueberwachung
DE8526391U1 (de) * 1985-09-14 1985-10-24 Rademacher, Wilhelm, 4292 Rhede Überwachungseinrichtung für Rolläden od. dgl.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015134160A1 (en) * 2014-03-07 2015-09-11 Carrier Corporation Door and window sensors using ambient infrared radiation
US10282950B2 (en) 2014-03-07 2019-05-07 Carrier Corporation Door and window sensors using ambient infrared

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