| 摘要 |
PROBLEM TO BE SOLVED: To provide an assistance device that facilitates execution of assistance work.SOLUTION: An assistance device 1 includes a seat part 20, and a backrest part 30 on which a user sitting on the seat part 20 leans back. The backrest part 30 comprises a first part 31 that is provided to be incapable of moving linearly with respect to the seat part 20, and a second part 32 that is superposed slidably with respect to the first part 31 and that moves linearly with respect to the seat part 20.SELECTED DRAWING: Figure 1 |
