Stairways, ramps, or like structures Balustrades Handrails

EFIXED CONSTRUCTIONS E04Building E04FFINISHING WORK ON BUILDINGS

E04F11/00Stairways, ramps, or like structures Balustrades Handrails

E04F11/002Ramps E04F11/02Stairways Layouts thereof E04F11/0201Space-saving stairways E04F11/022characterised by the supporting structure E04F11/0223Cantilevered stairways E04F11/0226Stairways having treads supported by balusters E04F11/025Stairways having stringers E04F11/0255having adjustable gradient E04F11/028having a central stringer E04F11/032Spiral stairways supported by a central column E04F11/035Stairways consisting of a plurality of assembled modular parts without further support E04F11/038each modular part having a load-bearing balustrade part E04F11/04Movable stairways E04F11/06collapsible E04F11/062folding E04F11/064with stringers overlapping when folded E04F11/066folding like scissors or accordions E04F11/068telescopic E04F11/09Tread-and-riser units E04F11/104Treads E04F11/1041having means to adjust the height, the depth and/or the slope of the stair steps E04F11/1042with an upper layer of fibres or chips E04F11/1043with an upper layer of organic plastics with or without reinforcements or filling materials E04F11/1045composed of several layers E04F11/108of wood or with an upper layer of wood E04F11/112of metal or with an upper layer of metal E04F11/116of stone, concrete or like material or with an upper layer of stone or stone like material E04F11/16Surfaces thereof Protecting means for edges or corners thereof E04F11/163Protecting means for edges or corners E04F11/166with means for fixing a separate edging strip E04F11/17Surfaces E04F11/175Covering panels for tread restoration E04F11/18Balustrades Handrails E04F11/1802Handrails mounted on walls E04F11/1804Details of anchoring to the wall E04F11/1808Handrail members; Connections between handrail members E04F11/181Balustrades E04F11/1812Details of anchoring to the wall or floor E04F11/1814Covers for the base portions of the balustrade posts E04F11/1817Connections therefor E04F11/1834with adjustable angle E04F11/1836Handrails of balustrades; Connections between handrail members E04F11/1838Laterally displaced handrail E04F11/184of variable curvature; flexible E04F11/1842Balusters; Grille-type elements E04F11/1844Grille-type elements E04F11/1846Balusters with means for fixing to the floor E04F11/1848Separate means for spacing balusters apart E04F11/1851Filling panels E04F11/1853Glass panels E04F11/1855Wire mesh panels E04F11/1857Flexible panels or nets E04F11/1859Wire cables or the like filling elements E04F11/1861with additional safety means for children E04F11/1863Built-in aids for ascending or descending stairs E04F11/1865Collapsible or portable balustrades