Brake system for a vehicle train
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United States of America Patent
Stats
-
Apr 1, 1997
Grant Date -
N/A
app pub date -
Nov 15, 1994
filing date -
Nov 17, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A vehicle train comprising a tractor and at least two trailers wherein each trailer has a brake sub-system. The brake sub-system includes a pressure transducer on the trailer responsive to pressure of a fluid pressure brake demand signals supplied thereto to provide an electrical brake demand signal and an electronic controller on the trailer responsive to the electrical brake demand signal to provide an electrical brake operating signal. The brake sub-system also includes a brake valve on the trailer responsive to the electrical brake operating signal supplied to the brake valve by the electronic controller to supply fluid to an actuator to operate a trailer brake under a brake pressure, from a primary source, determined in accordance with the electrical brake operating signal.
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