Patent ID: 7124574
Filing Date: 2006-10-24
Classification: F02K

Abstract:
1. A space craft engine, comprising: a propellant source; a combustion chamber; a face plate having a propellant side and a combustion side; a propellant injector formed in said faceplate, including: wherein said coaxial arrangement of said second propellant annulus relative to said first propellant annulus allows a propellant from said propellant source to be injected into said combustion chamber and thoroughly intermixed prior to being combusted; an inter-propellant plate to divide a first propellant and a second propellant in said propellant source; said first propellant being injected into said combustion chamber through said first propellant annulus and said second propellant being injected into said combustion chamber through said second propellant annulus; and wherein said first propellant includes an oxidizer and said second propellant includes a fuel.