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

• Current Assignee: Paul Panhard
• Original Assignee: Paul Panhard
• Inventors: PAUL PANHARD
• Application Number:
  US04/535,198
• Time in Patent Office: 642 Days
• US Class Current: 123/46.00A
• CPC Class Codes: F01B 11/08 with direct fluid transmission link F01B11/02 takes precedence
• CPC Class Codes: F02B 71/02 Starting
• CPC Class Codes: F02B 71/045 with hydrostatic transmission
• CPC Class Codes: F02N 9/04 the pressure fluid being generated otherwise, e.g. by compressing air
• CPC Class Codes: F02N 99/002 Starting combustion engines by ignition means
• CPC Class Codes: F02N 99/006 Providing a combustible mixture inside the cylinder

Claims

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