BABY CARRIAGE
PROBLEM TO BE SOLVED: To provide a baby carriage in which a turning radius is small and operability is good when turning the baby carriage.SOLUTION: A baby carriage 1A has a front wheel 11 and a rear wheel 12 as free wheels which can be freely turned, and a pair of left and right intermediate wheels...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a baby carriage in which a turning radius is small and operability is good when turning the baby carriage.SOLUTION: A baby carriage 1A has a front wheel 11 and a rear wheel 12 as free wheels which can be freely turned, and a pair of left and right intermediate wheels 20 as stationery wheels in which rolling directions are fixed in a cross direction are provided between the front wheel 11 and the rear wheel 12. Rotation axes of the pair of left and right intermediate wheels 20 are positioned vertically below a position W1 of the center of gravity of a baby carriage 1 in the state that said front wheel 11, said intermediate wheels 20 and said rear wheel 12 are grounded on a horizontal road surface and an infant rides on the carriage.SELECTED DRAWING: Figure 1
【課題】乳母車を旋回させるにあたって回転半径が小さく、操作性が良い乳母車を提供する。【解決手段】ベビーカー1Aは、前車輪11と後車輪12とが旋回自在な自在輪であり、該前車輪11と該後車輪12との間には、転動方向が前後方向に固定された固定輪である左右一対の中車輪20が設けられている。そして、水平な路面に前記前車輪11、前記中車輪20及び前記後車輪12が接地して乳幼児が乗車した状態におけるベビーカー1の重心位置W1の鉛直下方に前記左右一対の中車輪20における回転軸心が位置している。【選択図】図1 |
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