Bed raising operation level measuring instrument and method for applying the same

The invention provides a bed raising operation level measuring instrument and a method for applying the same. The measuring instrument comprises a pipeline arranged in the structure of the bed and extending to the surface of the bed, a bracket above the pipeline nozzle, a trigger switch and an alarm...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHAO LIUQUN, CHEN SHUANGHUA
Format: Patent
Sprache:chi ; eng
Schlagworte:
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