Patent ID: 6889731

Claim:
A compressed gas canister for supplying compressed gas to a fastening appliance that runs on compressed gas, said canister comprising: a protective edge forming a bowl; an ejection valve having a bearing and displacement surface, said valve being mounted inside said bowl so as to be moveable in translation between a position of rest and a gas-ejection position; and a seal having a surface facing towards the outside of the seal; wherein the ejection valve is mounted, inside the seal, set back from the edge of the bowl; the bearing surface of the valve does not protrude beyond the edge of the bowl in the position of rest, and is set back from the surface facing towards the outside of the seal in the gas-ejection position; and said protective edge is radially outwardly spaced from said seal so as to allow an end portion of a gas inlet device of the fastening appliance to be removably received within said bowl between the seal and the protective edge.