Test device and method for testing a rail car brake system
First Claim
Patent Images
1. A rail car brake system test device comprising:
- a. an air supply to provide test air to a rail car brake system;
b. a valve manifold connected between said air supply and the rail car brake system, wherein said valve manifold includesi. a valve for selectively supplying and venting said test air to or from the rail car brake system andii. a sensor for measuring said test air;
c. a control circuit operatively connected with said valve manifold for selectively positioning said valve and recording a measurement from said sensor;
d. a power supply connected to said control circuit for providing electrical power to said control circuit; and
e. a web server interface in communication with said control circuit and configured to receive programming instructions from a predetermined web page and to communicate said programming instructions to said control circuit for selectively positioning said valve manifold according to said programming instructions.
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Abstract
The present invention discloses and claims a test device and method for testing a rail car brake system. The test device includes a pneumatic circuit and electronic circuit connecting a supply of test air to the rail car brake system being tested. The pneumatic and electronic circuits operate to selectively supply and vent the test air to or from the rail car brake system according to programmed instructions. The test device further includes a web server interface for communicating with a predetermined web page or other source external to the rail car brake system test device to retrieve and download additional programming instructions.
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Citations
36 Claims
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1. A rail car brake system test device comprising:
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a. an air supply to provide test air to a rail car brake system; b. a valve manifold connected between said air supply and the rail car brake system, wherein said valve manifold includes i. a valve for selectively supplying and venting said test air to or from the rail car brake system and ii. a sensor for measuring said test air; c. a control circuit operatively connected with said valve manifold for selectively positioning said valve and recording a measurement from said sensor; d. a power supply connected to said control circuit for providing electrical power to said control circuit; and e. a web server interface in communication with said control circuit and configured to receive programming instructions from a predetermined web page and to communicate said programming instructions to said control circuit for selectively positioning said valve manifold according to said programming instructions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A rail car brake system test device comprising:
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a. an air supply to provide test air to a rail car brake system; b. a valve manifold connected between said air supply and the rail car brake system, wherein said valve manifold includes i. a valve for selectively supplying and venting said test air to or from the rail car brake system and ii. a sensor for measuring said test air; c. a control circuit operatively connected with said valve manifold for selectively positioning said valve and recording a measurement from said sensor; d. a power supply connected to said control circuit for providing electrical power to said control circuit; and e. a web server interface in communication with said control circuit and configured to receive programming instructions from a source external to said rail car brake system test device and to communicate said programming instructions to said control circuit for selectively positioning said valve manifold according to said programming instructions. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method for testing a rail car brake system using a test device comprising:
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a. connecting a supply of test air to a valve manifold; b. connecting said valve manifold to the rail car brake system; c. operatively connecting a control circuit to said valve manifold; d. retrieving programming instructions from a predetermined web page; e. communicating said programming instructions to said control circuit; f. executing said programming instructions through said control circuit to selectively position said valve manifold according to said programming instructions; and g. measuring said test air. - View Dependent Claims (24, 25, 26, 27, 28)
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29. A method for testing a rail car brake system using a test device comprising:
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a. connecting a supply of test air to a valve manifold; b. connecting said valve manifold to the rail car brake system; c. operatively connecting a control circuit to said valve manifold; d. retrieving programming instructions from a source external to said test device; e. communicating said programming instructions to said control circuit; f. executing said programming instructions through said control circuit to selectively position said valve manifold according to said programming instructions; and g. measuring said test air. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36)
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Specification