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Devices for starting a double action free piston engine having a single cylinder

  • US 3,358,656 A
  • Filed: 03/17/1966
  • Issued: 12/19/1967
  • Est. Priority Date: 03/23/1965
  • Status: Expired due to Term
First Claim
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1. IN AN INTERNAL COMBUSTION ENGINE INCLUDING A CYLINDER, A SINGLE PISTON FREELY SLIDABLE IN SAID CYLINDER DIVIDING IT INTO TWO VARIABLE VOLUME COMBUSTION CHAMBERS, A FIRST ONE AND A SECOND ONE, SAID CYLINDER BEING PROVIDED WITH DISCHARGE PORTS TO BE CLEARED BY SAID PISTON WHEN THE VOLUME OF EACH OF SAID COMBUSTION CHAMBERS IS MAXIMUM, A STARTING DEVICE WHICH COMPRISES, IN COMBINATION, FIRST MEANS FOR FEEDING AIR UNDER PRESSURE INTO THE FIRST COMBUSTION CHAMBER FOR CONNECTING THE SECOND COMBUSTION CHAMBER WITH THE ATMOSPHERE, WHEREBY SAID PISTON IS PUSHED IN THE DIRECTION FROM SAID FIRST COMBUSTION CHAMBER TOWARD SAID SECOND COMBUSTION CHAMBER INTO THE POSITION THEREOF FOR WHICH SAID FIRST COMBUSTION CHAMBER HAS ITS MAXIMUN VOLUME, AND

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