| 摘要 |
<p>The chamber (20) has an external wall having an external sheet. An internal wall includes two corrugated sheets having an internal sheet and an intermediate sheet. Undulations are formed parallel to meridian lines (25). The corrugated sheets are connected with each other by tops of the undulations. Channels are located parallel to the lines and defined between the corrugated sheets for circulation of coolant. The external wall and the internal wall are connected to each other. Independent claims are also included for the following: (1) a method for manufacturing an element to form an angular sector of a combustion chamber of an engine (2) a method for manufacturing the combustion chamber of the engine.</p> |
