| 摘要 |
PURPOSE:To facilitate the changing operation of direction of a trailer at its reverse movement, by raising a front part of the trailer with a trailer front lifting device provided onto a chassis frame and lifting a front wheel of the trailer above the ground. CONSTITUTION:A trailer frame extension part 14 is extended along on a tractive rod 13 from the front end central part of a trailer 10. While a trailer front lifting device 5, raising the part 14 and lifting a trailer front wheel 11 above the ground, is installed onto a chassis frame 2. The device 5 is constituted of a link mounting member 23 fixed to the frame 2, L-shaped engaging arm 24, parallel links 6, 7 connecting these member and arm, and a link operating hydraulic cylinder 25, and a protrusive engaging part 9 of the arm 24 is detachably attached to a point end part of said part 14. |
