| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an exhaust manifold wherein each branch pipe can be easily welded and fixed in the state of being accurately positioned while dispersing thermal stress during welding. <P>SOLUTION: A circular weld line X1 which is formed along the outer peripheries of exhaust gas downstream side ends 2a-5a of the branch pipes 2-5 and a weld line X2 which is formed along adjacent wall portions 2b-5b of the branch pipes 2-5 are used when fixing an adapter member 9 to the exhaust gas downstream side ends 2a-5a of the branch pipes 2-5. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
