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    • 17. 发明授权
    • Snowblade assembly
    • 雪刀装配
    • US4907358A
    • 1990-03-13
    • US397544
    • 1989-08-23
    • Thomas S. Moore
    • Thomas S. Moore
    • E01H5/06
    • E01H5/065E01H5/06E01H5/063
    • A snowblade assembly is disclosed which is mechanically mounted to a motor vehicle in substantially the same manner as the original bumper and which has a snowblade which is moveable between a forwardly extending pointed position and a generally planar position. The snowblade is attached to the vehicle by a four bar linkage assembly having tubular telescoping portions therein and which is partially contained within box housing members. A pair of springs are also used to normally bias the snowblade in a perpendicular position relative to the traversed ground.
    • 公开了一种以与原始保险杠基本相同的方式机械地安装到机动车辆上的并且具有可在向前延伸的尖端位置和大体平面位置之间移动的雪刀的雪刀组件。 雪刀通过其中具有管状伸缩部分的四杆联动组件附接到车辆,并且其部分地包含在箱体构件内。 一对弹簧也用于在相对于穿过的地面的垂直位置上正常地偏置雪刀。