Patent ID: 6155639
Filing Date: 2000-12-05
Classification: B60N

Abstract:
An arrangement of a motor vehicle seat on a support, said vehicle seat comprising a seat cushion and a seat back mounted independently on said support, the seat cushion extending between a rear end and a front end, the front end of said seat cushion being articulated on an articulation end of said support by a hinge assembly including at least a link rod which is pivotally mounted to the said front end of the seat cushion on a first horizontal articulation axis and to said support on a second horizontal articulation axis, said hinge assembly being movable between:a normal position of use in which the first articulation axis is situated rearwardly of said second articulation axis and in which said seat cushion lies horizontally and has said rear end thereof engaged under said seat back, andan active position in which said first articulation axis is moved forwards relative to said normal position of use, and in which said rear end of said seat cushion is no longer engaged under said seat back, said link rod being adapted to lift said first articulation axis at least when said first articulation axis leaves said normal position of use towards said active position, and said seat cushion being adapted to be pivoted in a tipped-up position when said hinge assembly is in said active position;said arrangement further comprising a retaining device which is movable between:a retaining position, in which said retaining device prevents said front end of said seat cushion from being lifted when said hinge assembly is in said normal position of use, thus retaining said hinge assembly in said normal position of use and preventing said seat cushion from being pivoted in said tipped-up position, anda non-retaining position in which said front end of said seat cushion is permitted to be lifted, thus enabling said hinge assembly to be moved from said normal position of use to said active position and then to pivot the seat cushion t its tipped-up position.