Patent ID: 8839767

Claim:
A valve assembly, comprising: a valve body comprising a first port, a second port, and a passageway connecting the first port to the second port, wherein the passageway further comprises a seating surface; a first valve in the passageway, the first valve comprising a seal and a poppet, wherein the seal is movable between a seated position and an unseated position against the seating surface in the passageway, and wherein the poppet is movable among a lifted position, where the poppet lifts the seal to fluidly connect the first port to the second port, a sealed position, where the poppet seals against the seal and the seal is in the seated position, and a lowered position, where the poppet unseals from the seal to fluidly connect the first port to the second port; and a solenoid in the valve body, the solenoid comprising an armature connected to move at least the poppet when the solenoid is energized.