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Two-cycle, opposed-piston internal combustion engine

  • US 20050274332A1
  • Filed: 06/10/2004
  • Published: 12/15/2005
  • Est. Priority Date: 06/10/2004
  • Status: Active Grant
First Claim
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1. An internal combustion engine, comprising:

  • a cylinder with an internal bore;

    first and second opposed pistons adapted to reciprocate in the bore so as to protrude from the bore during at least a portion of an operating cycle of the engine; and

    a supply system adapted to apply a liquid coolant to an external portion of each piston that protrudes from the bore.

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