Laser vertical plummet

The invention provides a laser vertical plummet which is composed of a top end cover shell, a plummet clamp spring, a pendulum bob bearing, a swing seat, a plummet, a laser and a lower end cover. Through adoption of a pendulum bob and high vibration, rapid and stable vertical downward emission of la...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HE HONGTAO, WANG HONGGUANG, KONG XIANGTONG, ZHA MULIN, WANG XIAOKANG, ZHANG ZHENGYI, LIU CHANG, HAN KUIXIA, MI WENPENG, YU MEI, ZHAO WENCAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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