Floors; Floor construction with regard to insulation; Connections specially adapted therefor (elements for floors, e.g. bricks, stones, filling bodies, girders, E04C; flooring as finishing work, insulation of flooring, sectional false floors, e.g. for computers E04F15/00)

Child Classifications

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• E04B 5/02 Load-carrying floor structures formed substantially of prefabricated units (E04B5/43 - E04B5/48 take precedence)
• E04B 5/16 Load-carrying floor structures wholly or partly cast or similarly formed in situ (E04B5/43 - E04B5/48 take precedence; floors merely characterised by the prefabricated elements E04C)
• E04B 5/43 Floor structures of extraordinary design; Features relating to the elastic stability; Floor structures specially designed for resting on columns only, e.g. mushroom floors (; extraordinary constructions in general E04B1/34)
• E04B 5/44 Floors composed of stones, mortar, and reinforcing elements (with inserts of glass E04B5/46)
• E04B 5/46 Special adaptation of floors for transmission of light, e.g. by inserts of glass (of ceilings E04B9/32, block-shaped elements E04C1/42; slab- or sheet-shaped elements E04C2/54; for roof covering E04D3/06)
• E04B 5/48 Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating (in block-shaped elements E04C1/39; in slab- or sheet-shaped elements E04C2/52)