A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Peeping-prevention door mirror of antitheft door
The invention provides a new method of a peeping-prevention door mirror of an antitheft door. According to the mirror, the infrared detection technology and the optical switch characteristics of a liquid crystal box are utilized. The new solving thoughts are provided for the peeping-prevention technology of the door mirror. The peeping-prevention door mirror comprises an optical system, the liquid crystal box and a control circuit of the liquid crystal box, and an infrared detection and control circuit.
Peeping-prevention door mirror of antitheft door
The invention provides a new method of a peeping-prevention door mirror of an antitheft door. According to the mirror, the infrared detection technology and the optical switch characteristics of a liquid crystal box are utilized. The new solving thoughts are provided for the peeping-prevention technology of the door mirror. The peeping-prevention door mirror comprises an optical system, the liquid crystal box and a control circuit of the liquid crystal box, and an infrared detection and control circuit.
Peeping-prevention door mirror of antitheft door
TANG ZIPENG (author)
2015-05-27
Patent
Electronic Resource
English
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES