PROBLEM TO BE SOLVED: To efficiently warm an arm of a user.SOLUTION: An armrest part 3A includes: a placement part where a forearm of a user is placed a heating part 60 which is installed inside the placement part, extends in a longitudinal direction of the placement part, and can heat the entire placement part an inflating and deflating bag 52 which faces the forearm placed on the placement part and is disposed to have one end side that is fixed to be a fixed end and the other end side that is on the opposite side and is a free end and an inner wall part 32 provided on a side opposite from the side, that faces the forearm, of the inflating and deflating bag 52. A part 54 of the inflating and deflating part 52 that faces the forearm moves to make the side of the free end be separated from the inner wall part 32 while using the fixed end as an origin and presses the forearm against the placement part by moving closer to the placement part.COPYRIGHT: (C)2015,JPO&INPIT【課題】使用者の腕を効率よく温める。【解決手段】肘掛部3Aは、使用者の前腕が載置される載置部と、載置部に内装され載置部の長手方向に沿って延在し載置部の全体を加熱可能な温熱部60と、載置部に載置された前腕に対面し、一端側が固定されて一端側を固定端とし、その反対である他端側を自由端とするように配置された膨縮袋52と、膨縮袋52の前腕に対面する側とは反対側に設けられた内壁部32とを含む。膨縮袋52の前腕に対面する部分54は固定端を起点として自由端の側が内壁部32から離れるように移動し、載置部に接近して前腕を載置部に押し付ける。【選択図】図5
