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Convertible wireless display unit

  • US 8,078,346 B2
  • Filed: 09/22/2008
  • Issued: 12/13/2011
  • Est. Priority Date: 09/22/2008
  • Status: Active Grant
First Claim
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1. An operator interface unit for an electrically controlled pneumatic (ECP) system which interfaces a locomotive pneumatic train brake control system to a train of ECP brake equipped cars, the interface unit comprising:

  • a housing with a first electrical port having a first pair of terminals configured to be connected to a pair of network wires of the locomotive, and a second pair of terminals configured to be connected to a power source;

    a display and input device provided on the housing;

    a controller assembly connected to the first pair of terminals as a node on a network so as to be powered by the second pair of terminals, to drive the display and to receive inputs from the input device;

    a transceiver configured to provide wireless communication with the ECP system; and

    an adapter connected to the transceiver and the first pair of terminals and configured to interface the transceiver with the controller assembly via the network,wherein the controller assembly has a second electrical port connected to the first and second pairs of terminals of the first electrical port.

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