COLLAPSIBLE HIGH PLACE WORK PLATFORM

PROBLEM TO BE SOLVED: To provide a collapsible high place work platform, compactly collapsible, by smoothly, easily and safely executing its operation, in the expansion and folding-up of the work platform, by enabling a strong support of a work floor in high place work.SOLUTION: The collapsible high place work platform comprises a fixed top plate (1) supported by a main leg (3), a rotary top plate (2) rotatably pivotally joined between a horizontal attitude and a suspending attitude to at least one side part of the fixed top plate and a support leg (4) for supporting the rotary top plate of the horizontal attitude, and the support leg part (4) comprises a caster (27) capable of traveling, and is connected to the main leg (3) via a brace type connection mechanism (44), and is movably connected in the far-near direction of the main leg (3) via the expansion-contraction of the connection mechanism (44), and the rotary top plate (2) is provided with guide means (36) for guiding an upper end part of the support leg (4) in the far-near direction, and is constituted so as to prevent the upper end part of the support leg (4) from swinging laterally. 【課題】高所作業に際して作業床の堅牢な支持を可能にすると共に、作業台の展開と折畳みに際して、その操作を円滑容易かつ安全に行うことができ、しかも、コンパクトに折畳むことができるようにした折畳み式高所作業台を提供する。【解決手段】主脚(3)に支持された固定天板(1)と、該固定天板の少なくとも一側部に対して水平姿勢と垂下姿勢の間で回動自在に枢結された回動天板(2)と、前記水平姿勢の回動天板を支持する支持脚(4)を備え、前記支持脚(4)は、走行可能なキャスタ(27)を備えると共に、筋交い型式の連結機構(44)を介して前記主脚(3)に連結され、該連結機構(44)の拡縮を介して主脚(3)の遠近方向に移動自在に連結され、前記回動天板(2)は、前記支持脚(4)の上端部を前記遠近方向に案内するガイド手段(36)を設けており、前記支持脚(4)の上端部が左右に振れることを阻止するように構成している。【選択図】図１