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Duct arrangement for an internal combustion engine

  • US 9,670,820 B2
  • Filed: 05/18/2015
  • Issued: 06/06/2017
  • Est. Priority Date: 06/06/2014
  • Status: Active Grant
First Claim
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1. A duct arrangement for an internal combustion engine, the arrangement comprising an exhaust duct, an inlet duct and a cooling air duct, the arrangement characterised in that the exhaust duct is contained within the cooling air duct for a whole length and the cooling air duct is contained within the inlet duct for a whole length to provide a barrier to limit heat transfer between gas flowing in the exhaust duct and gas flowing in the inlet duct.

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