Bridge crane apparatus for opening and closing railcar lids
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United States of America Patent
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May 7, 2024
Grant Date -
Sep 28, 2023
app pub date -
Mar 28, 2022
filing date -
Mar 30, 2021
priority date (Note) -
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Abstract
A bridge-supported tool for opening and closing lids located on top of railcars. The bridge has two sides and a cross member between the sides that moves along the sides, the cross member supports a tool carriage that moves along the cross member, the tool carriage has a tool engagement interface for retaining a selected tool and the interface is vertically moveable, such that the tool is moveable to any selected location in the space defined by the bridge. A controller can be used to direct the positioning of the tool by controlling the movements of the cross member, tool carriage and tool engagement interface.
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