Equipment loading hatch of the safety fence

摘要

(57) Abstract Objective The equipment carrying hatch which is provided in throb of the buildingAssembly job of the safe fence try to be able to make easy and safeIt is thing. Constitution In the 1st axis 3 which is provided in the edge side of hatch 2 gurechiTo install ngu 7, in the above-mentioned 1st axis 3 counter wait 8To cause attaching power, in the side arm of hatch 2 relief unrestrictedly side frame 9,Unless 9 '' it provides, the side frame 9 and 9 '' stands up the grayIt tried not to be able stand up chingu 7.