Braking system for a railway vehicle
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United States of America Patent
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Jan 31, 2023
Grant Date -
Mar 11, 2021
app pub date -
Dec 11, 2018
filing date -
Dec 15, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed is a railway braking system including a control device having a valve with a body having a cavity and a slide having an internal chamber, supply notches and drainage notches each having an overall passage cross-section for a pressure medium having a shape exhibiting an apex, and being movably mounted in the cavity, between a supply position where the supply notch is opposite a supply groove of the body, and a drainage position where the drainage notch is opposite a drainage groove of the body; the device being configured to allow a substantially stable control configuration, wherein the pressure value of the medium is limited, and wherein the slide is positioned in the cavity such that a control notch of the slide is opposite a control groove of the body while the supply and drainage notches are respectively at a distance from the supply and drainage grooves.
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