Assembly for a central tire inflation system

  • US 10,442,260 B2
  • Filed: 05/20/2016
  • Issued: 10/15/2019
  • Est. Priority Date: 05/20/2015
  • Status: Active Grant
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First Claim
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1. A tire inflation system for a vehicle, comprising:

  • a wheel rim having a radially interior surface and a radially exterior surface, wherein an aperture extends through said exterior surface and said interior surface;

    a fluid supply;

    a wheel valve assembly operable between an open position and a closed position, comprising;

    a mounting portion coupled with said interior surface of said wheel rim, wherein said mounting portion includes an opening therethrough in fluid communication with said wheel rim aperture,a cap portion coupled with said mounting portion disposed radially inward of said wheel rim interior surface, wherein said cap portion defines a fluid inlet and a perforation in fluid communication,a fluid conduit in fluid communication with said fluid supply and said cap portion fluid inlet,a valve at least partially disposed within said cap portion, wherein said valve comprises a longitudinal axis parallel with said longitudinal axis of said wheel rim,a base portion coupled with said cap portion and disposed radially inward of said wheel rim interior surface, wherein said base portion at least partially surrounds said valve,a fluid outlet defined by said base portion, wherein said fluid outlet is in selective fluid communication with said fluid inlet via said valve, anda biasing member disposed at least partially around said valve, wherein an end of said biasing member abuts a portion of said valve, whereby said biasing member is compressed in said wheel valve assembly closed position.

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