PROBLEM TO BE SOLVED: To provide a quadrupedal type walking support machine that can reduce a load on a user more significantly than a conventional one.SOLUTION: A quadrupedal type walking support machine comprises: a right-and-left rear leg member 10 that comprises a waist pad member 15 fitted to a waist of a user, upper thigh support members 23 arranged at sides of upper thighs of the user, lower thigh support members 22 arranged at sides of lower thighs of the user, and foot support members 21 for supporting feet of the user and a front leg member 50 that comprises a right front leg member including a grip part held by the user and arranged approximately vertically in front of the right of the user, and a left front leg member including a grip part held by the user and arranged approximately vertically in front of the left of the user.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2017,JPO&INPIT【課題】使用者にかかる負荷を従来と比較して大きく低減することができる4足歩行型歩行支援機を提供する。【解決手段】使用者の腰に装着される腰宛部材15と、使用者の上腿の側方に配置される上腿支持部材23と、使用者の下腿の側方に配置される下腿支持部材22と、使用者の足を支持する足支持部21と、を備えた左右の後脚部材10と、使用者が把持する把持部を有し使用者の右前方に略垂直に配置される右前脚部材と、使用者が把持する把持部を有し使用者の左前方に略垂直に配置される左前脚部材と、を有する前脚部材50と、を備えた。【選択図】図2