E04C3/00—Structural elongated elements designed for load-supporting
E04C3/38—Arched girders or portal frames
E04C3/40—Arched girders or portal frames of metal
E—FIXED CONSTRUCTIONS
E04—BUILDING
E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
E04B1/344—Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts
E04B1/3441—Structures characterised by movable, separable, or collapsible parts, e.g. for transport with hinged parts with articulated bar-shaped elements
Landscapes
Engineering & Computer Science
(AREA)
Architecture
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
Conveying And Assembling Of Building Elements In Situ
(AREA)
Poutres et poteaux, simples et doubles, constitues par la reunion de profiles a section droite en z, et permettant notamment la realisation d'un portique ou d'une potence destine a une construction de batiment.
Procédé de fabrication d'une structure plane en treillis tubulaire pour la réalisation d'un élément d'ossature de bâtiment et notamment d'une ferme ou d'une panne