Patent ID: 8490401

Claim:
An annular combustion chamber for a gas turbine engine, the combustion chamber comprising: a radially inner wall and a radially outer wall connected together by an end wall of the combustion chamber, the chamber end wall including a first plurality of openings, each for receiving a fuel injection system; heat protection deflectors fastened on the chamber end wall, each deflector being in a general shape of a plate presenting a central opening, a radially outer edge, and a radially inner edge; wherein a second plurality of openings is formed in the chamber end wall to allow cooling air to pass over an upstream face of each deflector, wherein only one of the radially outer or inner edges of one of the deflectors presents a sealing rim engaging the corresponding radially outer or inner wall of the combustion chamber and the other of the radially outer or inner edges of the one of the deflectors presents a gap relative to the corresponding radially outer or inner wall of the combustion chamber.