| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a branch pipe of an intake manifold, having good volume efficiency during the medium to high speed of an engine. <P>SOLUTION: The branch pipe 11 of the intake manifold has a portion c at the approximate center, which is kept at the same inner diameter relatively small in a section C and a portion e with its end connected to a surge tank 5, which is kept at the same inner diameter relatively large in a section E. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
