发明名称 Attachment for ladder to tiled pitched roof. - uses metal hook insert located between tile courses and fixed to plate secured to roof rafter.
摘要 A holding plate (8) is fixed to one or more roof rafters (9). A shaped section (22) which lies between two courses of tiles (5,6) is connected to this plate. The lower end (21) of this shaped section is hooked to hold and secure the rung of a ladder. The upper end (22b)of the shaped metal section lies under the holding plate (8) and there is a cranked section (22a) which passes through a hole in the holding plate. This plate lies on top of the rafters but underneath the purlins (2,3,4). USE/ADVANTAGE - Secure fixing for roof ladder on pitch roof with flat tiles.
申请公布号 DE4124148(A1) 申请公布日期 1993.01.21
申请号 DE19914124148 申请日期 1991.07.20
申请人 GIELISSEN, HANS, 4000 DUESSELDORF, DE 发明人 GIELISSEN, HANS, 4000 DUESSELDORF, DE
分类号 E04D13/12 主分类号 E04D13/12
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