| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent damage such as an internal crack that can emerge from the vicinity of an orifice for reducing pressure pulsation. <P>SOLUTION: The high pressure fuel accumulator is equipped with a common rail body 20 having an internal passage hole 25 extending to the longitudinal direction, and a pipe joint part 24 having a through hole 26 crossing the internal communication hole 25, and the fuel accumulated in the internal passage hole 25 is guided into the through hole 26. An end face of the pipe joint part 24 on the common rail body 20 side provided on the common rail body 20 is a flat face 25ao, and an orifice 31 is provided so as to face the flat face 25ao. <P>COPYRIGHT: (C)2007,JPO&INPIT |
