Patent ID: 6979018

Claim:
A childcare instrument with a seat including a wall forming a child-receiving space, said wall including a core member positioned along at least one of a seat base, a back, or lateral sides of said seat, said core member including first and second plate members arranged to overlap each other, said first plate member having a first aperture piercing through said first plate member in a direction of thickness of said first plate member, said second plate member having a second aperture piercing through said second plate member in a direction of thickness of said second plate member, and being relatively displaceable between a first position to align said first and second apertures with each other and a second position to displace said first and second apertures from each other, and including a sheet placed along said seat base and said back of said seat and a bag attached behind said core member located along said back, wherein said core member is contained in said bag to be removable therefrom.