Patent ID: 6988488
Filing Date: 2006-01-24
Classification: F02M

Abstract:
1. A valve for a fuel delivery system, comprising: an input in communication with a fuel pump and a fuel rail, wherein said fuel rail supplies fuel to an engine, said input being at one of an operating pressure, a first residual pressure, and a second residual pressure, said second residual pressure being above said first residual pressure; a first sealing member and first seat, said first sealing member and said first seat abutting at said operating pressure and said first sealing member and said first seat being unsealed at said first and second residual pressures; a second sealing member and a second seat, said second sealing member and said second seat abutting at said first residual pressure and said second sealing member and said second seat being unsealed at said second residual pressure; and wherein said first sealing member and said first seat are in communication with said second sealing member and said second seat, said abutting of said first sealing member and first seat preventing flow through said second sealing member and said second seat.