To provide foldable steps, in which load on treads and links is reduced, breakage of hinges is prevented, deformation of the treads is prevented, and stability is ensured.SOLUTION: The foldable steps are provided with: a plurality of treads 21 to 25 having a shorter direction X and a longer direction Y; front longer shafts 31 to 35 respectively arranged in the longer direction Y at rear ends of the treads 21 to 25; rear longer shafts 41 to 45 respectively arranged in the longer direction at rear ends of the treads 21 to 25; shorter shafts 51 to 55 respectively arranged in the shorter direction of the treads 21 to 25; outer pair links 6 which are arranged both ends of the treads 21 to 25 and protrude in the shorter direction X; and one or more inner links 7 which are arranged at middle section of the treads 21 to 25 and protrude in the shorter direction X.SELECTED DRAWING: Figure 1
【課題】踏板やリンクへの負荷の軽減、ヒンジの破損防止、踏板の変形防止、安定性を確保する折畳式ステップを提供する。【解決手段】短手方向Xと長手方向Yを有する、複数の踏板21〜25、踏板21〜25の前端部の長手方向Yにそれぞれ設けられる前側長手軸31〜35、踏板21〜25の後端部の長手方向にそれぞれ設けられる後側長手軸41〜45、踏板21〜25の短手方向にそれぞれ設けられる短手軸51〜55、踏板21〜25の両側部に設けられ、短手方向Xに延び出す一対の外側リンク6、踏板21〜25の中間部に設けられ、短手方向Xに延び出す1つ以上の内側リンク7、を備える。【選択図】図1
FOLDABLE STEPS
折畳式ステップ
2019-09-05
Patent
Electronic Resource
Japanese
FOLDABLE STRUCTURE, FOLDABLE DEVICE AND FOLDABLE VEHICLE
European Patent Office | 2022
|FOLDABLE STRUCTURE, FOLDABLE DEVICE AND FOLDABLE VEHICLE
European Patent Office | 2022
|