| 摘要 |
PURPOSE: A rail vehicle which protects a mud flat by dispersing the load of the vehicle through the entire mud flat is provided to minimize the subsidence of a mud flat by reducing the weight of a rail. CONSTITUTION: A structure of a rail vehicle is as follows. A working shaft(10) of a gear type is formed into a through hole structure(6). A driving shaft is inserted into a connection hole(12) formed in the inner side of the rail. A pattern(11) is formed on the downside of the rail using protrusions.
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