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Franz Hell
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Individual
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Individual
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Publication of GB190712922ApublicationCriticalpatent/GB190712922A/en
12,922. Hell, F. June 4. Building-blocks.-Ferro-concrete hollow floors are formed by laying previously-made lower members a between the main girders, and covering the spaces between the sloping sides by arched upper members b. Ties e, projecting from some of the reinforcing bars in the lower members, are then connected to short cross-bars d, and the joints f filled with cement. The angles at the bases of the lower members are made with vertical faces to facilitate the jointing.
GB190712922D1907-06-041907-06-04An Improved Hollow Floor or the like Constructed of Tension and Compression Members which are Connected Together.
ExpiredGB190712922A
(en)
Improvements in and relating to Fireproof or Concrete Floors, Beams, Columns, Girders, Joists, Lintels Pillars, Piles, Posts, Walls or other Concrete Structures