Smoke detector with spoiler design

The invention discloses a smoke detector with a turbulent flow design. The smoke detector comprises a substrate, a light detection module, an upper cover, a base and a coating piece, the substrate is provided with a central monitoring area arranged in the center of the substrate and an annular area...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU ZHIHAO, ZHU YANZHANG, SUN ZHIMING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
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