一、创造单位:黑龙江省东京城林业局湾沟林场。二、适应条件:1、坡度在15°以下均可使用,如超过15°可不用前车,用二根滑杠即可,坡度小不能滑行时可安上两个小输即可顺利集材。2、如坡度较大,可安装木闸,以防跑坡。三、构造:1、木轨道:使用8—10厘米的原木制成木轨,长度不限,轨距60厘米。 First, to create units: Forestry Bureau of Tokyo City, Heilongjiang Bay Grove Farm. Second, to adapt to the conditions: 1, the gradient can be used below 15 °, such as more than 15 ° can be used in the car, with two slide bar can be small when the slope can not slide can be placed on the two small lose smooth skidding . 2, such as a larger slope, can be installed wooden gate, to prevent running slope. Third, the structure: 1, wood track: the use of 8-10 cm logs made of wood, length is not limited, gauge 60 cm.