Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB12503/57A
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Individual
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Individual
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Publication of GB828467ApublicationCriticalpatent/GB828467A/en
E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B7/00—Roofs; Roof construction with regard to insulation
E04B7/08—Vaulted roofs
E04B7/10—Shell structures, e.g. of hyperbolic-parabolic shape; Grid-like formations acting as shell structures; Folded structures
E04B7/107—Folded structures
Abstract
828,467. Roofs. SILBERKUHL, W. J. April 17, 1957 [Jan. 30, 1957], No. 12503/57. Class 20(4) A concrete shell roof comprises prefabricated concrete shells 1 curved to span the building transversely and sloping in opposite directions in the longitudinal direction of the building, the adjoining edges of the shells providing mutual support between the shells at the ridges and valleys formed by the shells. The adjoining edges of the shells may directly abut or they may be thickened and supported by curved I-section steel girders. 2 which may be strengthened by tie rods 3 and grouted in position. The shells may be provided with prestressing cables running inside tubes built into the shells.
GB12503/57A1957-01-301957-04-17Improvements in or relating to concrete shell roofs
ExpiredGB828467A
(en)
PREFABRICATED ELEMENTS WITH "T" AND "C" SECTIONS, FORMING REINFORCED CONCRETE WALLS, AND CAN BE COMBINED WITH OTHERS TO CONSTRUCTE ANTI-SEISMIC BUILDINGS.