PROBLEM TO BE SOLVED: To provide a power-assisted carriage for realizing the same operation as operability of a general carriage, while adding electrically-driven assistance in addition to operation in manpower.SOLUTION: A power-assisted carriage comprises a carriage part 2 for placing an article, left-right driving wheels 3 and 4 provided in the carriage part, a rotary wheel 5 provided in the carriage part and becoming a pair with left-right driving wheels, left-right driving parts 31 and 41 for assisting travel force of the left-right driving wheels by electric operation, a first frame 6 and a second frame 7 for drawing upward from the rear of the carriage part, a handle part 8 installed in the first and second frames and operated by an operator, a left side pressing detection part 32 and a right side pressing detection part 42 provided in the handle part and detecting pressing to the handle part by the operator, a left side control part 33 and a right side control part 43 for controlling the respective driving parts based on pressing, and the respective control parts increase-decrease a supply electric current to the corresponding driving part in response to an increase-decrease in the respective pressing, and the respective driving wheels are operated by addition of the pressing by the operator and driving force of the driving parts.SELECTED DRAWING: Figure 1
【課題】人力での動作に加えて電動の補助を加えつつ、一般台車の操作性と同じ操作を実現する電動アシスト台車を提供する。【解決手段】物品を載置する台車部2と、台車部に設けられる左右駆動車輪3、4と、台車部に設けられると共に左右駆動車輪と対になる回動車輪5と、左右駆動車輪の走行力を電気動作で補助する左右駆動部31、41と、台車部後方から上方に延伸する第1フレーム6、第2フレーム7と、第1および第2フレームに取り付けられ操作者が操作を行うハンドル部8と、ハンドル部に設けられて、操作者によるハンドル部への押圧を検出する左側押圧検出部32、右側押圧検出部42と、押圧に基づいて、それぞれの駆動部を制御する左側制御部33、右側制御部43と、を備え、各制御部は、それぞれの押圧の増減に対応して、対応する駆動部への供給電流を増減させ、各駆動車輪は、操作者による押圧と駆動部の駆動力との加算によって動作する。【選択図】図1
POWER-ASSISTED CARRIAGE
電動アシスト台車
27.04.2017
Patent
Elektronische Ressource
Japanisch