VALVE OPENING/CLOSING DEVICE

PROBLEM TO BE SOLVED: To lighten a workload to be applied to the opening/closing operation of a valve device, thereby to improve a working efficiency.SOLUTION: A valve opening/closing device 100 comprises: a gear having a first through hole penetrating in an axial direction; a housing holding the ge...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HATANO SHIGEAKI, UCHIUMI TAKUYA
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ACTUATING-FLOATS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS
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