Patent ID: 7752851

Claim:
A combustion chamber module comprising an annular combustion chamber and an outer casing, the combustion chamber being attached to the outer casing, wherein the downstream end of an outer wall of said combustion chamber is secured to an annular connection part that includes a plurality of fastener tabs directed radially outwards and upstream, wherein each portion of each tab is engaged in a hook-forming groove that is laterally open in a downstream direction and that is secured to the inside wall of the casing, wherein each end portion of each tab includes a projection situated at a distance from the end of the tab, said projection being in contact with said radially outermost surface of the groove or the inside surface of said casing, and wherein said fastener tabs are shaped in such a manner that, when cold, clamping is exerted between said projection of each tab and the radially outermost surface of the groove or the inside surface of said casing.