Patent ID: 7490897

Claim:
A child car seat, comprising: a base positionable within a vehicle on a vehicle seat; at seat having a backrest, wherein the seat is pivotally disposed on the base such that the seat may pivot between at least a utilization position, where the seat faces a road, and an installation position, where the seat is turned toward a door of the vehicle; a first locking element disposed on a vertical part of the base; and a second locking element disposed on the backrest at a portion of the backrest adapted to abut against a backrest of the vehicle seat; wherein the first locking element comprises a frontal guiding surface and a lateral guiding surface; wherein the second locking element comprises a mobile part that interacts with the frontal guiding surface as the backrest moves in a first direction substantially perpendicular to the backrest; wherein the mobile part interacts with the lateral guiding surface as the backrest moves substantially parallel to the backrest; wherein the frontal guiding surface and the lateral guiding surface cause the first locking element and the second locking element to engage in a locked position as the seat is moved to the utilization position; and wherein the first locking element and the second locking element are in an unlocked position as the seat is moved to the installation position.