Patent ID: 8439439

Claim:
A booster car seat with a seat and a back and a headrest which comprises: (a) a headrest back surface interposed between left and right forward extending side wings, each wing with a lower edge; and (b) a left and a right belt guide proximate each of said lower edges and wherein each belt guide is adjustable to one of at least two positions along a respective adjustment axis of each of said left and right belt guide and wherein each adjustment axis is along a portion of a line formed by an intersection of two planes, said intersection formed by, (i) a vertical splay plane formed by a parallel plane offset from a plane angled to a vertical centerline plane and which passes through a back axis of said seat and wherein said splay angle ranges from approximately 0° to 45°; and (ii) a horizontal declination plane angled from a back plane which is normal to said centerline plane and wherein said declination angle ranges from approximately 80° to 150°.