PROBLEM TO BE SOLVED: To provide a power assist suit that can reduce physical burdens of a user without impairing workability.SOLUTION: The power assist suit comprises: lower-leg parts having waist parts including a waist mounting portion and a thigh mounting portion to be connected to the waist mounting portion relatively movably upper leg parts to be connected to the waist mounting portion of the lower leg parts a driving motor, provided in waist parts, which generates power for relatively moving the waist mounting portion and the thigh mounting portion a load detector that detects loads acting on the upper leg parts and a control device that controls the driving motor so that moment acting on the upper leg parts is cancelled, on the basis of a detected value by the load detector and a distance between the driving motor and the load detector.SELECTED DRAWING: Figure 10COPYRIGHT: (C)2017,JPO&INPIT【課題】作業性を損なわずに使用者の肉体的負担を軽減できるパワーアシストスーツを提供する。【解決手段】パワーアシストスーツは、腰装着部及び腰装着部と相対移動可能に連結される大腿装着部を含む腰パーツを有する下肢部パーツと、下肢部パーツの腰装着部と連結される上肢部パーツと、腰パーツに設けられ、腰装着部と大腿装着部とを相対移動させるための動力を発生する駆動モータと、上肢部パーツに作用する荷重を検出する荷重検出器と、荷重検出器の検出値と、駆動モータと荷重検出器との距離とに基づいて、上肢部パーツに作用するモーメントをキャンセルするように駆動モータを制御する制御装置と、を備える。【選択図】図10
