| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a vehicle from deviating large from a track in a turnout by guiding a derailed wheel to a straight-line side in the turnout. <P>SOLUTION: There is provided a deviation preventive device so configured that a first isolation dimension D1 of a right-side gap Ha between a right-side tongue rail R2a on a straight-line directional side that a branch rail does not cross and a right-side basic rail R1a is set to be larger than the wheel width of a right-side wheel Wa of a derailed vehicle, and a second isolation dimension D2 of a right-side gap Hb between a left-side tongue rail R2b on a crossing-directional side and a left-side basic rail R1b is set to be smaller than a wheel width of a left-side wheel Wb. <P>COPYRIGHT: (C)2013,JPO&INPIT |
