办事指南

Fiddling on the roof

点击量:   时间:2019-03-07 02:06:01

By Barry Fox Thomas Robinson of Glamorgan is trying to patent (GB2334292) a simple idea that could save lives, especially for unskilled do-it-yourself roofers or aerial and satellite dish installers. Before any ladder is used, the would-be climber throws a ball connected to a line over the roof. The line is pulled tight from the other side of the house to lift up a saddle unit, which sits astride the ridge. Lines from each side of the saddle are then fed through windows on opposite sides of the house and tied to secure the saddle. An inertia reel belt hangs from the saddle and locks the climber tightly if they fall,