US Patent 9605424 Transportable sanitary unit

Transportable unit for forming a straight parallelepiped-shaped residential space, provided with a bottom and a covering, and upright walls extending in between them, which walls can be converted between a—particularly retracted-transport position and a—particularly extended-operational position, in which the unit has a larger height, wherein the unit is equipped as a sanitary unit having a series of toilet bowls, urinals and/or showers.