Infant seat plate for shopping cart

In a shopping cart having a basket secured elevated on a frame supported on casters, said basket having a bottom wall, side walls, a front wall and a rearwardly sloping rear wall hinged at a top thereof;

• a wire seat frame hingedly secured along a hinge edge against said rear wall below leg holes formed in said rear wall, said wire seat frame being slidingly attached at an opposed edge to an upper section of a hinge gate, said hinge gate being hinged adjacent a bottom edge thereof to said rear wall and displaceable against said rear wall on its hinged bottom edge with said seat frame displaced on said hinge edge and disposed between said rear wall and said hinge gate, an infant seat plate hinged adjacent said rear wall for blocking said leg holes and for positioning over said wire seat frame, biasing means to urge said seat plate against said rear wall to obstruct said leg holes, and releasable retention means secured to said seat plate for retention engagement of said seat plate with said wire seat frame when positioned thereover in a position of use to arrest said seat plate over said seat frame, said releasable retention means exerting an engaging retention force with a wire rod of said wire seat frame, said retention force being greater than a restoring force acting on said seat plate by said biasing means for urging said plate towards said rear wall.