PROBLEM TO BE SOLVED: To reduce the increase of mental and physical burdens during a bath or a shower on an elderly and a helper in an aging society with fewer children and the using amount of shower water and hot water used by all people leading to global warming, and to solve such the problems that there is no inexpensive portable shower room or bathtub for the time of a disaster or for outdoors and there is no inexpensive equipment for easily taking a bath, a shower or a sauna anywhere with one piece of equipment.SOLUTION: A portable bathroom includes: a bathtub cylindrical body which reduces the using amount of hot water and is extended and contracted by a structure of changing an inner side space shape according to the figure and attitude of a person a raised stage part to be barrier-free, which has extension/contraction bags in two or more stages to surround the outer side of the bathtub cylindrical body and be planted in a fixed shape by the injection of fluid and a supply part and a discharge part connected from the outside to a storage base container for contracting and storing the raised stage part and the bathtub cylindrical body. The portable bathroom is connected to two or more kinds of respective switch valves and a controller for controlling a fluid supply/discharge device that are separated.COPYRIGHT: (C)2014,JPO&INPIT【課題】少子高齢化社会における高齢者や介助者の入浴やシャワー時の精神的、肉体的な負担の増加や地球温暖化に繋がる全人類が使用しているシャワー水やお湯の使用量を削減したいものである。又、災害時やアウトドア用としての安価な携行できるシャワー室や浴槽は無く、一つの設備で入浴、シャワー、サウナなど何処でも容易にできる安価な設備も無いなどの課題がある。【解決手段】人の体形や姿勢に合わせて内側空間形状を変える構造によりお湯の使用量を少なくし、伸縮する浴槽筒状体と、この浴槽筒状体の外側を囲み流体の注入にて一定形状となって植立する複数段の伸縮袋を備え、バリアー・フリーとなる立ち上げ段部と、この立ち上げ段部及び浴槽筒状体を収縮して収納する収納台容器に外部から繋がれる供給部と排出部を備え、携行できる浴室と分離されたそれぞれ複数種類の切替弁と流体給排装置を制御する制御装置に繋げることにより解決できる。【選択図】 図11
