Manual hydraulic bracket pivot combination operating valve

The utility model discloses a manual hydraulic bracket pivot combination operating valve which mainly comprises the following components: a handle control mechanism, a large-flow main control valve and a small-flow pivot valve. The large-flow main control valve is controlled through the equipped sma...

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Bibliographische Detailangaben
Hauptverfasser:	CHENG BAILIN, XU RUIYIN, GUO FANCAN, YUAN JIANJUN
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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Beschreibung
Zusammenfassung:	The utility model discloses a manual hydraulic bracket pivot combination operating valve which mainly comprises the following components: a handle control mechanism, a large-flow main control valve and a small-flow pivot valve. The large-flow main control valve is controlled through the equipped small-flow pivot valve, and slight screwing by hand is required. The manual hydraulic bracket pivot combination operating valve further has the following advantages: reliable action, high convenience in operation, reduced manual operation force, and improved stability and reliability in whole operation of the system.