Supply and tire pressure sensing apparatus and method
First Claim
1. A tire pressure management system for a vehicle, comprising:
- a fluid source;
a fluid control circuit configured to deliver pressurized fluid from said fluid source to a first tire of said vehicle, said fluid control circuit including;
a sensor disposed in a first conduit of said fluid control circuit;
a first valve disposed between said sensor and said fluid source;
a second valve disposed between said sensor and said first tire;
wherein said sensor is configured to indicate a supply pressure of said fluid source when said first valve is opened and said second valve is closed and said sensor is configured to indicate a tire pressure in said first tire when said first valve is closed and said second valve is opened.
7 Assignments
0 Petitions
Accused Products
Abstract
An apparatus for and a method of sensing fluid pressure of a tire and the fluid supply of a tire pressure management system maintaining same, with a central sensor and which requires the control of only two valves. The apparatus for sensing fluid pressure of a tire and the fluid supply of a tire pressure management system maintaining same, includes a sensor disposed so as to be selectably in fluid communication with one or both of: a first valve, operable from an open position through a closed position, for respectively promoting and prohibiting fluid flow from the fluid supply, and a second valve, operable from an open position through a closed position, for respectively promoting and prohibiting fluid flow to or from the tire. The method of sensing fluid pressure of a tire and the fluid supply of a tire pressure management system maintaining same includes disposing a sensor so as to be selectably in fluid communication with one or both of: a first valve, operable from an open position through a closed position, for respectively promoting and prohibiting fluid flow through a supply passage from the fluid supply, and a second valve, operable from an open position through a closed position, for respectively promoting and prohibiting fluid flow to or from the tire.
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Citations
14 Claims
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1. A tire pressure management system for a vehicle, comprising:
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a fluid source;
a fluid control circuit configured to deliver pressurized fluid from said fluid source to a first tire of said vehicle, said fluid control circuit including;
a sensor disposed in a first conduit of said fluid control circuit;
a first valve disposed between said sensor and said fluid source;
a second valve disposed between said sensor and said first tire;
wherein said sensor is configured to indicate a supply pressure of said fluid source when said first valve is opened and said second valve is closed and said sensor is configured to indicate a tire pressure in said first tire when said first valve is closed and said second valve is opened. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A tire pressure management system for a vehicle, comprising:
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a fluid source;
a fluid control circuit configured to deliver pressurized fluid from said fluid source to a first tire of said vehicle, said fluid control circuit including a first conduit;
a sensor disposed in said first conduit;
a second conduit;
a first valve having an inlet port disposed at one end of said second conduit and an outlet port disposed at one end of said first conduit;
a second valve having an inlet port disposed at a second end of said first conduit and an outlet port in fluid communication with a tire of said vehicle; and
,wherein said sensor is configured to indicate a supply pressure of said fluid source when said first valve is opened and said second valve is closed and said sensor is configured to indicate a tire pressure in said first tire when said first valve is closed and said second valve is opened. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification