Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Three-dimensional space-defining
Patent
1991-06-14
1993-04-27
Scherbel, David A.
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Three-dimensional space-defining
52 6, 521261, 52721, 52DIG10, 411344, E04H 310
Patent
active
052051013
ABSTRACT:
A support system for supporting lights, T.V. monitors and similar devices includes sectional rail structures comprising identical rails interconnected together in end-to-end relation. Rails are also connected to directional coupling members in angular relation therewith. Quick-connect, overcenter toggle connector devices interconnect the rails together in end-to-end relation and also interconnect rails to coupling members in angular relation.
REFERENCES:
patent: 2408560 (1946-10-01), Keehn
patent: 2803088 (1957-08-01), Swann
patent: 4512117 (1985-04-01), Lange
Emerson Michale
Swan David
Bains Herman H.
Scherbel David A.
Wood Wynn E.
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