Intelligent letterbox has device for detecting opening of letterbox flap and/or door in form of sensor or sensors mounted inside letterbox

Intelligent letterbox has device for detecting opening of letterbox flap and/or door in form of sensor or sensors mounted inside letterbox

The letterbox has a device for detecting the opening of the letterbox flap and/or door in the form of a sensor or sensors (3) mounted inside the letterbox. The signal can be transmitted into a dwelling by radio or by cable and can be separately output visually and/or audibly by a bell system or a se...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: FRANKE, RENE
Format: Patent
Sprache:eng ; ger
Schlagworte:
ALARM SYSTEMS
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
FURNITURE
HOUSEHOLD OR TABLE EQUIPMENT
HUMAN NECESSITIES
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
SPICE MILLS
SUCTION CLEANERS IN GENERAL
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Beschreibung
Zusammenfassung:The letterbox has a device for detecting the opening of the letterbox flap and/or door in the form of a sensor or sensors (3) mounted inside the letterbox. The signal can be transmitted into a dwelling by radio or by cable and can be separately output visually and/or audibly by a bell system or a separate system.