Closure to prevent the use by children, which has Protective Flange and top edged.

摘要

A Closure for Supply, designed to prevent the use by children, that has a lid and a Spigot Mounted above Shaft for rotation about a substantially horizontal.The Upper surface of the tap is provided with a Plurality of Rib, each of which has a different level of Energy.Only a Rib, usually the rear allows enough leverage to produce the Vector of Force required to initiate rotation spigot when applied to manual Force.