Child's tiltable car seat

Claim 1

A seat for a child adapted to be removably attached to a vehicle seat, comprising: a base for attachment to a vehicle seat, said base having a first curved slide part; a body having a second curved slide part, said first curved slide part and said second curved slide part slidably coupled together to mount said body for tilting with respect to said base, wherein said first curved slide part has a generally C-shaped cross section including a center part having a rack formed of a plurality of longitudinally arranged spaced openings, a pair of opposed arms extending from said center part, and a pair of facing flanges each extending from one of said opposed arms, wherein each of said facing flanges, each of said opposed arms and said center part define a groove, and wherein said second curved slide part has a generally Ω-shaped cross section including a generally U-shaped web and a pair of flanges extending outwardly therefrom, said outwardly extending flanges being slidingly received in said grooves of said first curved slide part, said second curved slide part also having a control lever extending from an end thereof and a hook with two ends pivotally coupled to said second slide part about a transverse pivot axis, one end of said hook having a tip that engages one of said openings in said rack and the other end being coupled to said control lever, said control lever controlling pivoting of said hook; and a spring having two ends, one end pivotally coupled to said second slide part and the other end coupled to said hook, wherein said hook has a transverse hole therein, said other end of said spring engaging said transverse hole, and said one end of said spring pivotally coupled to said web of said second slide part.