|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||297/464 ; 297/459 ; 297/467|
|우선권정보||JP-0061813 (1981-04-22); JP-0003947 (1982-01-12)|
|§371/§102 date||19821117 (19821117)|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 2 인용 특허 : 0|
A seat structure for use by a baby, for example in a carriage, equipped with a seat (1) having a seat portion (2) and a back rest portion (3), arranged for preventing a dislocation of a hip joint of a baby. The seat portion (2) has a surface configuration (8) which allows such a size (Wf) as to avoid the presence of obstacles which would inwardly urge the outer sides of the kneecaps of the baby seated with a crotch distance (W) which is maintained at a predetermined value for preventing the dislocation of a hip joint. The seat (1) has a pair of step port...
In a baby carriage with a seat structure for use by a baby in which the baby is encouraged to hold its legs in a natural way with its knees pulled toward its body so that the knees are substantially spread apart to define a crotch distance (W) from kneecap to kneecap, the improvement comprising a seating member providing a seating surface for a baby, said seating surface having a front edge and a rear edge, said front edge having a length (Wf) of at least about 36 cm corresponding substantially to said crotch distance (W), said rear edge having a length ...