| 摘要 |
PROBLEM TO BE SOLVED: To facilitate vehicular maintenance even if tilting a cab, by securely holding a door body open. SOLUTION: A door opening portion formed on a side surface of a vehicular body is openably closed by the door body, and a slider 16 relatively moves along a rail 14 provided on the door body. A link mechanism 18 is journaled to a hinge bracket 17 provided on the vehicular body at one end, and journaled to the slider at the other end. One end of a foldable supporting arm 19 journaled to the hinge bracket 17 a the other end is journaled to the door body, and an operating handle 47 is rotatably attached to the hinge bracket 17. A lock lever 48 fixed on the operating handle 47 at a base end is provided so as to lock to the supporting arm 19 at the tip end in a generally full-open state of the door body. The lock lever 48 is temporarily held by a holding means 49 while being locked to the supporting arm 19.
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