Patent ID: 8162237
Filing Date: 2012-04-24
Classification: F23D,F23N,Y10T

Abstract:
1. A valve assembly comprising: a block forming a bore; an air inlet opening in communication with the bore, the air inlet opening providing a volume of air into the bore; at least one air outlet passage including an air outlet end portion, the bore providing communication between the air inlet opening and the at least one air outlet passage; a fuel inlet opening in communication with the bore, the fuel inlet opening providing a volume of fuel into the bore; at least one fuel outlet passage, the bore providing communication between the fuel inlet opening and the at least one fuel outlet passage; a pintle slidably positionable within the bore, the pintle controlling at least one of the volume of air directed out of the bore through the air outlet passage and the volume of fuel directed out of the bore through the fuel outlet passage; and wherein the air outlet end portion is angled to create an air flow path that includes at least one centripetal vortex.