Safety sealing connecting device for gas cylinder

摘要

A sealing device comprising,
- a piercing housing for holding a gas cylinder with a top surface comprising a gas outlet
- the piercing housing comprising side walls and a bottom wall which is vertical to the axis of the cylinder
- a piercing member arranged in the piercing housing for piercing the gas outlet of the cylinder
and at least one first seal assembly to form a seal for the pierced top surface of the cylinder between the bottom wall of the piercing housing and the top surface of the cylinder and at least one second seal assembly to form a seal between the side walls of the piercing housing and the cylinder. At least one bayonet mount with a male part and a female part is provided for connecting the cylinder with the piercing housing.