Wheel valve assembly and the tire inflation system made therewith
First Claim
1. A wheel valve assembly comprising:
- a body portion coupled with a cover portion;
a diaphragm disposed between said body portion and said cover portion;
a first biasing member disposed between said cover portion and said diaphragm;
a control cavity defined by said body portion and said diaphragm;
a cover cavity defined by said cover portion and said diaphragm;
at least one control port defined by said body portion and in fluid communication with said control cavity;
a tire port defined by said body portion and in selective fluid communication with said control cavity;
a radially extending first conduit disposed in said body portion, wherein said first conduit is in fluid communication with said control cavity;
an axially extending second conduit disposed in said body portion, wherein said second conduit is in fluid communication with said first conduit;
an axially extending third conduit disposed in said cover portion, wherein said third conduit is in fluid communication with said second conduit;
a radially extending fourth conduit disposed in said cover portion, wherein said fourth conduit is in fluid communication with said third conduit and said cover cavity; and
an equalization valve assembly disposed in said second conduit, wherein said equalization valve assembly comprises;
a housing defining a first aperture and a second aperture;
a spring cage fully disposed within said housing, wherein said spring cage includes an end defining one or more spring cage apertures, wherein the one or more spring cage apertures are fully disposed within said housing and wherein the one or more spring cage apertures permit fluid communication between the first aperture and the second aperture;
a ball at least partially disposed within said spring cage and sealingly biased against the one or more spring cage apertures therethrough; and
a second biasing member engaged between a surface of said spring cage and said ball.
4 Assignments
0 Petitions
Accused Products
Abstract
A wheel valve assembly having a body portion coupled with a cover portion. A diaphragm disposed between the body portion and the cover portion. A first biasing member disposed between the cover portion and the diaphragm in a cover cavity defined thereby. A control cavity defined by the body portion and the diaphragm, and at least one control port defined by the body portion and in fluid communication with the control cavity. A tire port defined by the body portion and in selective fluid communication with the control cavity. A first and second conduit disposed in the body portion in fluid communication with a third and fourth conduit disposed in the cover portion. An equalization valve assembly disposed in one of the conduits to control fluid communication between the cover cavity and the control cavity.
17 Citations
4 Claims
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1. A wheel valve assembly comprising:
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a body portion coupled with a cover portion; a diaphragm disposed between said body portion and said cover portion; a first biasing member disposed between said cover portion and said diaphragm; a control cavity defined by said body portion and said diaphragm; a cover cavity defined by said cover portion and said diaphragm; at least one control port defined by said body portion and in fluid communication with said control cavity; a tire port defined by said body portion and in selective fluid communication with said control cavity; a radially extending first conduit disposed in said body portion, wherein said first conduit is in fluid communication with said control cavity; an axially extending second conduit disposed in said body portion, wherein said second conduit is in fluid communication with said first conduit; an axially extending third conduit disposed in said cover portion, wherein said third conduit is in fluid communication with said second conduit; a radially extending fourth conduit disposed in said cover portion, wherein said fourth conduit is in fluid communication with said third conduit and said cover cavity; and an equalization valve assembly disposed in said second conduit, wherein said equalization valve assembly comprises; a housing defining a first aperture and a second aperture; a spring cage fully disposed within said housing, wherein said spring cage includes an end defining one or more spring cage apertures, wherein the one or more spring cage apertures are fully disposed within said housing and wherein the one or more spring cage apertures permit fluid communication between the first aperture and the second aperture; a ball at least partially disposed within said spring cage and sealingly biased against the one or more spring cage apertures therethrough; and a second biasing member engaged between a surface of said spring cage and said ball. - View Dependent Claims (2, 3, 4)
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Specification