Combustion chamber system having an improved valve arrangement

  • US 5,501,191 A
  • Filed: 05/19/1994
  • Issued: 03/26/1996
  • Est. Priority Date: 12/23/1992
  • Status: Expired due to Fees
First Claim
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1. An improved combustion chamber system for use with internal combustion engine having at least one piston and a cooperating cylinder head forming a combustion chamber therebetween, which comprises:

  • three valves in the head at the combustion chamber, said valves being arranged around an axis of the cylinder;

    two of the valves having substantially equal areas and adapted to act as intake valves;

    the third of said valves having an area equal to, or slightly greater than, the area of one of the intake valves, the third valve being adapted to act as an exhaust valve;

    said two intake valves being spaced a greater distance from each other than from said exhaust valve;

    said piston having a generally planar surface adjacent to said head forming one wall of the combustion chamber; and

    at least one ignition means for igniting an air/fuel mixture in the combustion chamber, said ignition means located entirely within said head without extending below the plane of said piston'"'"'s generally planar surface at any point during engine operation.

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