Valve assembly for a central tire inflation system
AssigneeDana Heavy Vehicle Systems Group, LLC
InventorsLloyd G. Racine, Jason M. Sidders, Pheng Lee, Lucas A. Balistreri
Life of this patent
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Abstract
A valve assembly for a central tire inflation system is provided. The valve assembly includes a first housing having a first port connected to a second port via a cavity. The second port is in fluid communication with a wheel assembly. A biasing member is disposed in the cavity adjacent a first perforation formed in the first housing. A valve member is contacted by the biasing member. The valve member includes a first portion having an outer surface which is unbroken adjacent an end to allow a pressurized fluid to flow around it. The first portion reduces in diameter toward the end.
Claims19
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 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 top frusto-conical portion having a continuous outer surface connected to a bottom rounded portion having a continuous outer surface, a first end connected to the bottom rounded portion and a second end connected to the top frusto-conical portion wherein the second end has an opening therein providing for a single channel extending through the valve member from the second end to the first end to allow a pressurized fluid to flow between the housing and the outer surface of the valve member and through the channel.
Dependencies are inferred from the claim text.