PROBLEM TO BE SOLVED: To provide a raising device which facilitates switchover control between the raise setting state and the fall setting state, while simplifying the configuration of a lug attitude switchover structure of an auxiliary lug guide.SOLUTION: In the raising device 2 including a lug guide 50 for guiding a raising lug 45 to a raising attitude, and an auxiliary lug guide 51 connected with the trailer to switch-over the raising lug 45 between raising attitude and a falling attitude, by inserting slidably an attachment slot 52 formed into a U-shape with a vertically raising side groove 52a drilled in the auxiliary lug guide 51, a falling side groove 52b, and a sideward connection groove 52c into an attachment pin 53 having an attachment interval in the up-and-down directions to protrude inside a raising frame 43, it is configured such that the auxiliary lug guide 51 is held in the raising setting state when the raising side groove 52a is engaged with the attachment pin 53, and the auxiliary lug guide 51 is held in the falling setting state b, when the falling side groove 52b is engaged with the attachment pin 53.COPYRIGHT: (C)2013,JPO&INPIT【課題】補助ラグガイドのラグ姿勢切換構造を簡潔な構成にしながら、引起セット状態と倒伏セット状態との切換え操作を行い易くする引起装置を提供する。【解決手段】引起ラグ45を引起姿勢に案内するラグガイド50と、その終端部に連接されて引起ラグ45を引起姿勢と倒伏姿勢とに切換える補助ラグガイド51を備えた引起装置2であって、引起フレーム43内に上下方向の取付け間隔を有して突設した取付ピン53に、補助ラグガイド51に穿設した縦向きの引起側溝52aと倒伏側溝52bと横向きの接続溝52cとによりコ字形状に形成した取付溝52を、スライド自在に挿入することにより、取付ピン53に引起側溝52aを係合させたとき補助ラグガイド51を引起セット状態に保持し、且つ取付ピン53に倒伏側溝52bを係合させたとき補助ラグガイド51を倒伏セット状態bに保持するように構成した。【選択図】図3
