Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Fabric or lattice; e.g. – indeterminate grating
Patent
1983-01-17
1985-05-14
Murtagh, John E.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Fabric or lattice; e.g., indeterminate grating
E04C 242
Patent
active
045163774
ABSTRACT:
A rollable grating includes tubes of anodized aluminum alloy, assembled through the agency of fasteners, each of which includes two portions, surrounding each bend of one of the tubes to be assembled. The two fastener portions are connected to each other via a connection bar.
REFERENCES:
patent: 1924570 (1933-08-01), Rothman
patent: 2390194 (1945-12-01), Tarof
Ford Kathryn L.
Murtagh John E.
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