DETACHABLE PACKING FOR A JOINT OF PIPELINE SUPPLY TO PRESS THE JOINT SECURELY BY FORMING INCLINED SURFACE ON ONE SIDE OF THE PACKING

摘要

PURPOSE: A rubber ring of a separable pressure wheel for a water supply service is provided to improve air-tightness by securely sealing a gap of a pressure wheel. CONSTITUTION: A rubber ring(20) of a separable pressure wheel for a water supply service comprises a ring-shaped packing unit(23). The ring-shaped packing unit is extended from the inner diameter(21) of the rubber ring and seals a gap between the inner diameter of a support protrusion and the outer diameter of a special pipe. The support protrusion forms a pressure wheel.