초록 ▼

A child safety seat can be used as an auxiliary seat in an automobile and a stroller. The child safety seat has front and rear caster arms which are rotatably provided in a seat structure. The front and rear caster arms selectively extend downward from and retract above the lowermost portion of the

A child safety seat can be used as an auxiliary seat in an automobile and a stroller. The child safety seat has front and rear caster arms which are rotatably provided in a seat structure. The front and rear caster arms selectively extend downward from and retract above the lowermost portion of the seat structure. The child safety seat can be attached to the automobile seat when the front and rear caster arms retract.

대표청구항 ▼

[ What is claimed is:] [1.] A child safety seat for selective use as an auxiliary seat in an automobile seat and as a stroller, said child safety seat comprising:a seat structure attachable on the automobile seat, said seat structure having sides, a torso support and a back portion, said seat struct

[ What is claimed is:] [1.] A child safety seat for selective use as an auxiliary seat in an automobile seat and as a stroller, said child safety seat comprising:a seat structure attachable on the automobile seat, said seat structure having sides, a torso support and a back portion, said seat structure having a first weight;front caster arms rotatably coupled to the seat structure for selectively extending downward from and retracting to a retracted position above a lowermost portion of the torso support;a pair of front casters rotatably coupled to the front caster arms, respectively, said front casters moving selectively beneath and above the lowermost portion of the torso support in accordance with the extending and retracting motions of the front caster arms;rear caster arms rotatably coupled to the seat structure for selectively extending downward from and retracting to said retracted position above the lowermost portion of the torso support, wherein the front and rear caster arms retract substantially simultaneously;a pair of rear casters rotatably coupled to the rear caster arms, respectively, said rear casters moving beneath and above the lowermost portion of the torso support in accordance with the extending and retracting motions of the rear caster arms wherein said front caster arms, said front casters, said rear caster arms and said rear casters together defining a mobile structure weighing a second weight;a pair of grip members respectively provided in both sides of the seat structure, each of said grip members having an intermediate portion spaced from the seat structure;an operation lever for selectively extending and retracting the front and rear caster arms, said operation lever being operable when at least one of grip members is gripped;first holding means for holding the front and rear caster arms in the retracted positions in response to the operation of the operation lever; andfirst release means for releasing the front and rear caster arms held in the retracted positions in response to the operation of the operation lever; anda lift handle adjustably connected to said mobile structure for lifting the child safety seat off the ground, said first weight being greater than said second weight and pivoting to automatically move said mobile structure into said retracted position when the child safety seat has been lifted off the ground.