Patent ID: 7263955
Filing Date: 2007-09-04
Classification: B62D

Abstract:
1. A combustion powered linear actuator comprising: a body having a first chamber therein; a power piston movably mounted within the first chamber, the power piston movable between a retracted position and an extended position, the power piston having a combustion chamber therein, the combustion chamber operatively arranged to combust a mixture of a fuel and an oxidizer, the combustion chamber fluidically connected to the first chamber and, the power piston having a foot operatively arranged to contact a surface external of the actuator; means for providing the fuel and the oxidizer to the combustion chamber; means for igniting the mixture of the fuel and the oxidizer within the combustion chamber; means for exhausting combustion products from the combustion chamber; a latch operatively connected to the body and the power piston, the latch operatively arranged to releasably restrain the power piston in the retracted position; and, a return energy source connected to the body and the power piston, the return energy source operatively arranged to move the power piston towards the retracted position.