Patent ID: 7182404

Claim:
A seat which can be converted into a couchette for a vehicle, comprising of: a squab structure and a backrest structure mounted so as to pivot with respect to the squab structure between a raised position and an elongated position; a deformable structure having an upright and a support member, the upright being pivotally connected at one of its ends to a front part of the squab structure and at its other end to a front part of the support member so that the deformable structure forms an armrest when the backrest structure is in the raised position and so that the upright and the support member come into line with each other at the level of the squab structure and backrest structure when the latter is in the elongated position; a link pivotally connected at one end to the squab structure and at another end to a slide; and a runner for receiving the slide mounted on the backrest structure, a rear part of the support member being pivotally connected to the slide.