Patent ID: 8511339

Claim:
A fuel pressure controller ( 1000 ) of a fuel supply device comprising: a valve ( 100 ) having a hollow part ( 130 ) formed therein and inlet and outlet ports ( 110 and 120 ) provided at both ends of the hollow part ( 130 ) to thereby control a flow of fuel, the hollow part ( 130 ) having the fuel flowing therethrough; an open-close ball ( 200 ) opening or closing the outlet port ( 120 ); a disk shaped valve pressing member ( 300 ) including first opening parts ( 310 ) formed to penetrate through upper and lower surfaces thereof so that a predetermined area thereof is opened in a circumferential direction and second opening parts ( 320 ) formed to penetrate through the upper and lower surfaces thereof so that a predetermined area thereof is opened in a radial direction, and an open-close ball insertion part ( 330 ) formed to be protruded in one side direction thereof, the open-close ball insertion part ( 330 ) including the open-close ball ( 200 ) forcedly inserted thereinto and fixed thereto, and pressing the open-close ball ( 200 ) toward the outlet port ( 120 ); and a housing ( 400 ) receiving the valve ( 100 ) and the valve pressing member ( 300 ) therein.