Retractable seat for a perched position

A collapsible seat comprising a base intended to receive the buttocks of a user, the seat being configured to alternatively take a position of use wherein the seat is deployed such that the base can support the buttocks of the user and a storage position wherein the seat is collapsed, the base not being able to receive the buttocks of the user,

• wherein the seat comprises:
• a first module, rotatable in a vertical plane and comprising longitudinal elements, the first module being articulated about at least one axis of rotation mounted on a fixed support, configured such that in the position of use at least two longitudinal elements are in surface contact blocking the rotation of the first module along at least one direction of rotation,
• a second module, rotatable in the same vertical plane as the first module and comprising a support leg configured to be in surface contact with the ground in the position of use and a connecting rod fixed at a first end to the first module and at a second end to the support leg, the second module being configured such that in the position of use, the connecting rod and the support leg are in surface contact blocking the rotation of the second module along at least one direction of rotation.