Wrought iron grating assembly

Details Wrought iron grating assembly Wrought iron grating assembly

1996-04-24

1997-12-30

Friedman, Carl D.

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Fabric or lattice; e.g., indeterminate grating

52660, 52664, 527203, 49 55, 49 50, 403174, 403218, E04C 238

Patent

active

057017140

ABSTRACT:
A grille-type guard system, in particular a wrought iron grating assembly, includes a plurality of longitudinal bars in spaced-apart disposition, and a plurality of crossbars which are connected to the longitudinal bars at crossing points. The crossbars are formed at each crossing point with an arched section for receiving the longitudinal bars at least partially in a form-fitting manner, with the securement between the crossbars and the longitudinal bars being effected in each crossing point in non-detachable manner by a screw fastener that is received in aligned bores of the longitudinal bar and crossbar.

REFERENCES:
patent: 1240025 (1917-09-01), Carson
patent: 1279747 (1918-09-01), Josler
patent: 3323820 (1967-06-01), Braccini
patent: 3942764 (1976-03-01), Beversdorf
patent: 3948013 (1976-04-01), Lobaugh et al.
patent: 4038800 (1977-08-01), Daley
patent: 4400911 (1983-08-01), Bell et al.
patent: 4723388 (1988-02-01), Zieg
patent: 4881354 (1989-11-01), Pitt

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