POWER-DRIVEN DOLLY AND ASSISTING DEVICE FOR POWER-DRIVEN DOLLY

摘要

PROBLEM TO BE SOLVED: To provide a power-driven dolly with the body capable of expanding and contracting in the direction across the width and with the load table elevating and sinking in compliance with the height of the crops and the stature of the operator. SOLUTION: A power-driven dolly A comprises a left-hand body segment 1 and a right-hand body segment which are coupled together in such a way as capable of expanding and contracting in the direction of across the width. A left load table 12 is supported on a left frame 10 through a left elevation device 4 in such a way as capable of elevating and sinking while a right load table is supported on a right frame through a right elevation device in such a way as capable of elevating and sinking. The left and right elevation devices are fitted with a left and a right hydraulic cylinder, respectively, as a left and a right elevating means which are in synchronous operation.