Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 26, 2013
Patent Application Number
11579212
Date Filed
May 3, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A pulse jet engine comprising a quarter wave gas resonator (1) which is arranged to cycle at an ultrasonic frequency, wherein the resonator (1) is closed, or substantially closed, to gas flow at the pressure antinode (4) thereof. The shape and dimensions of the quarter wave gas resonator (1) at least partially determine the ultrasonic frequency at which the resonator (1) cycles.
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