| 摘要 |
<p>PURPOSE:To secure safety during night work by a method wherein rear and side gates of a freight truck are provided with small windows or the rear gate as a whole is made see-through so that combination lamps and working lamps are not hidden when the gates are tilted down. CONSTITUTION:Small windows 2 are provided at those positions of a rear gate 1 which correspond to combination lamps 3 when the gate 1 is tilted down, and the windows 2 are fitted with transparent plastic plates, wire meshes, metal frames, or the like, or the gate 1 as a whole is made see-through by such construction, so that the lamps 3 will not be hidden when the gate 1 is tilted down for night work. Further, small windows 2a, 2b are provided at those position of side gates which correspond to working lamps 16a, 16b when the side gates are tilted down, and the lamps 16a, 16b are turned on when the side gates are tilted down, to ensure lighting for night work.</p> |
