Tight connection device for the transfer of objects including a stub end provided with a release lug

A device for the tight transfer of objects from a container containing objects towards a cell, this device comprising:

• a cell flange intended to be fastened to a wall of the cell, and a container flange intended to equip the container, these two flanges being provided with a first bayonet connection;
• the cell flange being equipped with a hinge carrying a cell door capable of occupying a closed state to seal a central opening of the cell flange and an open state to clear this central opening;
• the container flange being equipped with a container door, the container flange and the container door being equipped with a bayonet connection allowing blocking the container door in the container flange in order to close it or to release this container door, the first bayonet connection including inner eyelets projecting radially inwards the container flange;
• the cell door and the container door being provided with a second bayonet connection for securing and detaching the container door and the cell door;
• the cell flange being equipped with a stub end movable between a guide position in which it extends the central opening towards the inside of the cell, and a clear position remote from the central opening to enable the closure of the cell door;
• wherein the stub end includes a release lug fitting between two eyelets of the container flange when this stub end is in the guide position.