Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Three-dimensional space-defining
Patent
1994-05-09
1996-06-25
Friedman, Carl D.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Three-dimensional space-defining
52443, 526491, 52672, 52425, E04H 1200
Patent
active
055288766
ABSTRACT:
A wall structure for buildings comprising a plurality of vertical frames spaced equidistant and two steel nets welded with the front side and the rear side of the frames to form a front and a rear side of a wall, each frame consisting of two vertical parallel bars, a zigzag bar welded on and between the two vertical bars, and two vertical parallel angle steel posts welded on the outer sides of the two vertical parallel bars, the two steel nets respectively having a plurality of horizontal semi-round ridges spaced equidistant to strengthen the nets and being fastened with the front surfaces of the front and the rear vertical parallel steel posts, concrete material being poured in the empty space surrounded by the vertical frames and the two metal nets for forming a wall of a building.
REFERENCES:
patent: 1359675 (1920-11-01), Davidson
patent: 1776560 (1930-09-01), Kreil
patent: 3313074 (1967-04-01), Huntley
patent: 3332188 (1967-07-01), Schaefer
patent: 3461639 (1969-08-01), Merrill
patent: 3559355 (1971-02-01), Day
Friedman Carl D.
Jersen David J.
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