Prefabricated saw-tooth roof system with inbuilt cylindrical solar concentrators for recovering solar heat
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Reinforced concrete formwork support - has two curved channelled sections shaped for unaided load bearing and stability
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Reinforced concrete basin prodn. equipment - has finishing tool with front boss at deepest point
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Hyperboloid reinforced concrete shell structure support columns - have laminar structural units, and rigid edge and centre joints
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Concrete panel roof or ceiling support structure - has edge bars on slab bonded to transverse reinforcing inlays in joint gaps subsequently filled with concrete
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Load-bearing air conditioning duct component - has pressure plate, tension element and inclined cross-arm forming H-section
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Roof and ceiling structure load-bearing box unit - comprises half box reinforced concrete elements offset through half circle and joined (NL 12.6.79)
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Prefabricated folded structure roof or wall panel - has protruding edge ribs laid on adjacent panels ribs, and converging fold edges
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Prefabricated house with wide eaves - has vented roof space so that temp. gradient induces air flow for ventilation
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Reinforced concrete roof structure - has slabs ribbed to combine with shell edge stems for load bearing distribution
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Prefabricated house metal unit assembled frame - has hinge joints lockable on supports and connectors for transport and erection
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Reinforced concrete building element half frame - comprises composite reinforced concrete unit with vertical L stem and shank and flanges
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Revolution-hyperboloid cable mesh structure - with corrugated sheet panels, shaped-section rails and clamped support elements
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BUILDING WITH AT LEAST ONE REINFORCED CONCRETE CEILING
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Composite foam and metal building panel - esp hard polyurethane foam, has soft foam intermediate layer to accommodate expansion
