Patent ID: 6871637

Claim:
In a fuel delivery rail assembly for an internal combustion engine comprising: an elongate conduit having a longitudinal fuel passage therein; a fuel inlet pipe fixed to an end or a side of said conduit; a plurality of sockets vertically fixed to said conduit and adapted to communicate with said longitudinal fuel passage and formed so as to receive tips of fuel injectors at their open ends, wherein one wall of said conduit opposite to the socket mounting wall includes a flat or arcuate flexible absorbing surface; and a binding member fixed within the conduit for connecting said one wall and said socket mounting wall, wherein said binding member is comprised of pipe, a circular bar, a square bar, a curved plate having curved ends or a rigid block traversing the interior space of said conduit, wherein a high-frequency noise is suppressed by said binding member and fuel pressure pulsations and shock waves are reduced by bending of said absorbing surface.