Roof bolter hydraulic system and roof bolter

The utility model discloses a hydraulic system of a roof bolter and the roof bolter, relates to the technical field of hydraulic equipment, and mainly aims to realize high and low speed switching of the hydraulic system of the roof bolter on the premise of not adjusting the flow of a multi-way valve...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG XU, LIU ZONGHONG, CHI JINGJIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR EARTH DRILLING FIXED CONSTRUCTIONS FLUID-PRESSURE ACTUATORS FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS GALLERIES HEATING HYDRAULICS OR PNEUMATICS IN GENERAL LARGE UNDERGROUND CHAMBERS LIGHTING MECHANICAL ENGINEERING MINING SHAFTS SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL TUNNELS WEAPONS
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