Hinged supported roof scaffold

作者: Donald Harney

DOI:

关键词:

摘要: A support member for roof scaffolding having a base plate that is designed to be secured deck. The operably connected hinged carries on it sleeve used engage scaffolding. Because of the way mounted onto plate, wedged end formed allow easily slip underneath shingle roof. Furthermore, because able maintained at right angle ground.

参考文章(7)
Theodore Richard Palmer, Safety harness attachment post assembly ,(1996)
Frank M Foulk, Adjustable roofing platform ,(1974)
Frederik Cornelis Van Herpen, Support for the handrail of a detachable handrail unit ,(1988)
Robert Garrett, Roofmates™ roofing accessories ,(2003)
Larkin H. Barnett, Strip shingle alignment fixtures ,(1976)
Robert W. Davies, Roof mounted support bracket ,(1998)