Patent ID: 6350166
Filing Date: 2002-02-26
Classification: B63H,F01N,F02B

Abstract:
A propulsion system comprising:a motor having an exhaust port for exhaust gases; an exhaust housing having an inlet in flow communication with said motor exhaust port, an internal volume in flow communication with said inlet, and an outlet in flow communication with said internal volume, said inlet of said exhaust housing being at an elevation higher than an elevation of said outlet of said exhaust housing; and a structure for supporting said motor and said exhaust housing in a fixed positional relationship, wherein said exhaust housing comprises a set of plates which form first and second channels that lie side by side in said internal volume, each of said first and second channels having an inlet and an outlet, said inlets of said first and second channels being at an elevation higher than an elevation of said outlets of said first and second channels, whereby some exhaust gas flows in sequence through said inlet of said exhaust housing, said inlet of said first channel, said first channel, said outlet of said first channel, and said outlet of said exhaust housing, and other exhaust gas flows in sequence through said inlet of said exhaust housing, said inlet of second channel, said second channel, said outlet of said second channel, and said outlet of said exhaust housing.