| 摘要 |
PURPOSE: A trailer king pin moving device is provided to easily go up the slope, travel on the wet roads, and reduce the fatigue of drivers by moving forward and backward a trailer king pin. CONSTITUTION: A trailer king pin moving device installed to a front deck of a trailer(2) to move back and forth a king pin(4) is composed of a guide(10) fixed and mounted to the front deck of the trailer; a slide(5) combined and disposed in the guide to reciprocate along the longitudinal direction; the king pin fastened and installed to the slide; a slide cylinder(6a) installed by fixing a cylinder end to a rib fastened and installed to a front guide cap by a hinge(12) and fixing a cylinder rod end to the rib fastened and installed to the front side of the slide by the hinge; and a slide cylinder(6) installed by fixing the cylinder rod end to the rib fastened and disposed to the rear side of the slide by the hinge and fixing the cylinder end to the rib fastened and disposed to a rear guide cap of the guide by the hinge.
|
