Hollow sleeper
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Apr 25, 2024
app pub date -
Oct 19, 2023
filing date -
Oct 19, 2023
priority date (Note) -
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Abstract
A precast concrete hollow sleeper for use in railway tracks has a body with at least one upper bearing surface for rails and one cavity extending over the entire length of the hollow sleeper and surrounded by the body on at least three sides for accommodating and possibly removing cable crossings and/or switch drive mechanisms and/or equipment for track or train control and/or measuring devices and/or supply lines. The body is made of concrete, preferably concrete with additional reinforcement.
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