| 摘要 |
PURPOSE:To provide a unitized portable passageway which takes the form of a landing pier and which can be easily installed by the effective use of a space in a construction site, freely extended as a work passage of the construction site, and connected together so as to be usable as a passage or scaffold continuing in any direction. CONSTITUTION:A passageway, erected or suspended between the horizontal supports of beams, etc., to be assembled and enabling workers to walk or perform various work thereon, comprises a main passageway 10 and an auxiliary passageway 20 being held along one or both ends of the main passageway while its length is freely adjusted. The main and auxiliary passageways comprise a pair of frame bodies and scaffolding boards 12, 22 collectively provided between the insides of the frame bodies, and collapsible handrails are attached to the frame bodies of the main and auxiliary passageways. The auxiliary passageway has connecting fittings 30 provided at an end portion of the frame body thereof and has engagement pieces provided at the lower ends of both sides of the frame body thereof. |
