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Valve assembly for a central tire inflation system

  • US 10,214,061 B2
  • Filed: 07/13/2016
  • Issued: 02/26/2019
  • Est. Priority Date: 02/11/2013
  • Status: Active Grant
First Claim
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1. A valve assembly for a central tire inflation system, comprising:

  • a first housing having a first port connected to a second port via a cavity, wherein the first housing is positioned within a second housing, which comprises a control port and a tire port, and the second port is in fluid communication with a wheel assembly;

    a biasing member disposed in the cavity adjacent a first perforation formed in the first housing; and

    a valve member contacted by the biasing member, the valve member comprising a first frustoconical portion having a continuous outer surface connected to a second portion having a continuous outer surface, a first end connected to the second portion and a second end connected to the first frustoconical portion wherein the continuous outer surfaces of the first frustoconical portion and the second portion allow a pressurized fluid to flow between the first housing and the outer surfaces of the valve member.

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