A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
LADDER AUXILIARY LEG
To provide a technique with which ladders can be used safely.SOLUTION: A ladder auxiliary leg 1 attached to the lower end of a triple ladder 31 comprises: two auxiliary legs 11a and 11b that support the triple ladder 31 at the position which is parallel to a pair of poles 33a and 33b that the triple ladder 31 has and orthogonal (Y-axis direction) to the longitudinal direction (X-axis direction) of multiple foot-boards 32 provided on the triple ladder 31; and two connecting parts 12a and 12b for connecting the two auxiliary legs 11a and 11b to the triple ladder 31.SELECTED DRAWING: Figure 5
【課題】梯子を安全に使用可能な技術を提供する。【解決手段】三連梯子３１の下端に取り付けられる梯子補助脚１において、前記三連梯子３１の備える一対の支柱３３ａ，３３ｂに対して平行であり、前記三連梯子３１の備える複数の踏板３２の長手方向（Ｘ軸方向）に対して直交方向（Ｙ軸方向）の位置で前記三連梯子３１を支える２つの補助脚１１ａ，１１ｂと、前記２つの補助脚１１ａ，１１ｂを前記三連梯子３１にそれぞれ連結する２つの連結部１２ａ，１２ｂと、を備える。【選択図】図５
LADDER AUXILIARY LEG
To provide a technique with which ladders can be used safely.SOLUTION: A ladder auxiliary leg 1 attached to the lower end of a triple ladder 31 comprises: two auxiliary legs 11a and 11b that support the triple ladder 31 at the position which is parallel to a pair of poles 33a and 33b that the triple ladder 31 has and orthogonal (Y-axis direction) to the longitudinal direction (X-axis direction) of multiple foot-boards 32 provided on the triple ladder 31; and two connecting parts 12a and 12b for connecting the two auxiliary legs 11a and 11b to the triple ladder 31.SELECTED DRAWING: Figure 5
【課題】梯子を安全に使用可能な技術を提供する。【解決手段】三連梯子３１の下端に取り付けられる梯子補助脚１において、前記三連梯子３１の備える一対の支柱３３ａ，３３ｂに対して平行であり、前記三連梯子３１の備える複数の踏板３２の長手方向（Ｘ軸方向）に対して直交方向（Ｙ軸方向）の位置で前記三連梯子３１を支える２つの補助脚１１ａ，１１ｂと、前記２つの補助脚１１ａ，１１ｂを前記三連梯子３１にそれぞれ連結する２つの連結部１２ａ，１２ｂと、を備える。【選択図】図５
LADDER AUXILIARY LEG
梯子補助脚
SUGIYAMA TAKAYUKI (author) / AMITANI NAOMINE (author) / ITO KATSUAKI (author) / YAMADA YUKITSUGU (author) / KURODA AKIRA (author) / SAITO KAZUYOSHI (author) / KUNO MOTOYOSHI (author)
2021-08-02
Patent
Electronic Resource
Japanese
IPC:
E06C
LADDERS
,
Leitern
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