To make switching of the rotation direction of each of traveling wheels for amphibious vehicles unnecessary when making an amphibious vehicle travel guided to each of the guide faces of a guide rail.
This device in amphibious vehicle comprises a first traveling wheel 22, which can contact either upper or lower guide face of a guide rail. Second traveling wheel 24, which can contact the other guide face, drive chain 29, which is endlessly chained around the sprockets 27 and 28 installed to the rotary shaft bodies 21 and 23 of these drive wheels respectively, and a motor for driving the second drive wheel 24, and is set in such a manner that when one of the traveling wheels contacts the guide face, the other drive wheel is separated from the guide face. In addition, the drive chain 29 is chained so that the first and second wheels 22 and 24 re turned in the directions opposite to each other.
UTO YOSHIHIRO
DAN KUNIO
SAITO KAZUO
SHIOMI KAZUHIRO
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