Dismantlable scaffold and a railing adapter for it

Fire escape – ladder – or scaffold – Stackable

Reexamination Certificate

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Details

C182S113000, C182S186800, C403S049000

Reexamination Certificate

active

07975803

ABSTRACT:
The invention relates to dismantlable scaffolding comprising accessible platforms on a plurality of levels and a multitude of vertical supports carrying said platforms. Said vertical supports preferably consist of several sections which can be fixed one on top of the other, are arranged at a distance from each other, and are preferably connected by means of platform bars at predetermined vertical distances. Said supports carry perforated anchor plates at predetermined vertical distances. Connecting railing elements can be applied to adjacent vertical supports. In order to apply at least one railing element above a platform, at least the highest railing elements of a level can be applied to the associated perforated anchor plate by means of a railing adapter element. When applied to the perforated anchor plate, said adapter carries a railing holding element above the anchor plate. The distance between the anchor plate and the railing holding element is smaller than the distance between two vertically adjacent anchor plates.

REFERENCES:
patent: 3837427 (1974-09-01), Mattinson
patent: 4039264 (1977-08-01), Sharp
patent: 5070965 (1991-12-01), Jordan, III
patent: 5127757 (1992-07-01), Langer
patent: 6027276 (2000-02-01), Schworer
patent: 6062341 (2000-05-01), Frank et al.
patent: 2822676 (1979-11-01), None
patent: 19633092 (1998-02-01), None
patent: 10111976 (2002-09-01), None
patent: 0004179 (1979-09-01), None
patent: 0147496 (1985-07-01), None
patent: 0876541 (1997-01-01), None
patent: 2727454 (1996-05-01), None
patent: WO 97/27372 (1997-07-01), None
patent: WO 02/072977 (2002-09-01), None

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