guide groove cutting apparatus of sidewalk for blind persow

摘要

PURPOSE: the crossing blind person that a kind of device is used to cut guiding groove is provided to the road of cutting guiding groove in depth and width. ;CONSTITUTION: the crossing blind person that a kind of device is used to cut guiding groove includes that a transporting wheel goes up and down descent controller (13), elevating lever (15), transporting wheel (16), and surrounds blade. When transporting wheel lifting descent controller rotation, elevating lever Lifting Convey wheel. The depth of the guide groove easily with manipulation transporting wheel raising and lowering height. The round blade is slightly to rise, and passes through rotation and lifting descent controller. ;The 2011 of copyright KIPO submissions