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US06715465B2 Internal combustion engine with valve control 失效
内燃机带阀门控制

  • Patent Title: Internal combustion engine with valve control
  • Patent Title (中): 内燃机带阀门控制
  • Application No.: US10168987
    Application Date: 2002-09-25
  • Publication No.: US06715465B2
    Publication Date: 2004-04-06
  • Inventor: Paul W. Hallam
  • Applicant: Paul W. Hallam
  • Priority: AUPQ4910 19991230
  • Main IPC: F02B7502
  • IPC: F02B7502
Internal combustion engine with valve control
Abstract:
An internal combustion engine includes at least one rotating, oscillating or reciprocating piston (20, 21) in a cylinder (11, 12). Each piston (20, 21) defines with the cylinder (11, 12) a combustion chamber (35). Each combustion chamber (35) has at least one inlet valve (36) and one exhaust valve (37), and a mechanism (40) to periodically open the inlet and exhaust valves. The valves are closed by a gas spring (80, 82) having a closing force proportional to the speed of the engine.
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