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Wheel end assembly high-temperature warning system

  • US 8,919,401 B2
  • Filed: 03/30/2012
  • Issued: 12/30/2014
  • Est. Priority Date: 09/09/2003
  • Status: Expired due to Term
First Claim
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1. A wheel-end assembly comprising:

  • a wheel hub mounted to an axle spindle on an inner bearing and an outer bearing, the outer bearing being disposed along said axle spindle between said inner bearing and the free end of said axle spindle, said axle spindle being capable of including pressurized air; and

    a high-temperature warning valve mounted at the free end of said axle spindle, said valve being capable of receiving heat from said inner bearing or said outer bearing and being capable of releasing said pressurized air in response to said heat.

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