Two-way spiral chute wearing-free ball valve

The utility model relates to a two-way spiral chute ball valve without no abrasion, which is composed of a valve body, a valve cap, a handwheel, and a control end. A valve seat and a ball body with a through hole are arranged inside the valve body. The control end of the utility model comprises a bu...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	YONGKANG MENG
Format:	Patent
Sprache:	eng
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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