Movable platform, overhead traveling vehicle system, and method for vertically moving overhead traveling vehicle
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United States of America Patent
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Dec 8, 2015
Grant Date -
Apr 3, 2014
app pub date -
May 17, 2012
filing date -
Jun 14, 2011
priority date (Note) -
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Abstract
A moving carriage that moves an overhead travelling vehicle that has been unloaded to the ground, includes a frame including travelling wheels, elevating mechanisms provided at a plurality of locations on the frame along a longitudinal direction of the frame, a track for an overhead travelling vehicle, the track being supported by the elevating mechanisms so as to be lifted and lowered and being configured to allow the overhead travelling vehicle to be transferred to and from another track, and a synchronizing mechanism that synchronizes the elevating mechanisms to lift and lower the track by the same or substantially the same amount.
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