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Heat exchanger for a hydrocarbon fuelled motor vehicle

  • US 5,799,632 A
  • Filed: 01/17/1997
  • Issued: 09/01/1998
  • Est. Priority Date: 09/09/1996
  • Status: Expired due to Fees
First Claim
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1. A heat exchanger for a hydrocarbon fuelled motor vehicle, comprising:

  • a fluid impervious unitary tubular body having a first end, a second end, and fluid impervious sidewalls formed out of a single length of conduit wound in a spiral coil;

    means for coupling with an exhaust pipe positioned at each of the first end and the second end of the tubular body.

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