| 摘要 |
PURPOSE: A rail traveling device of a mobile rack is provided to stably control the mobile rack by designing the rail traveling device to have a specific structure. CONSTITUTION: A rail traveling device of a mobile rack comprises first and second rotary shafts(20,24) which are arranged in the lower part of a rack to be parallel with each other in a longitudinal direction; a drive sprocket(32) which is installed on the outside of a frame; a driven sprocket(34) which is installed on the outside of the frame; a connection sprocket(36) which is installed between the drive sprocket and the driven sprocket; an upper sprocket(38) which is installed on the upper side of the connection sprocket; a chain(30); a motor part; and rail parts(40).
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