Bridges – Floating
Patent
1996-02-13
1997-07-22
Graysay, Tamara L.
Bridges
Floating
114259, E01D 1520
Patent
active
056493339
ABSTRACT:
The articulated pontoon floating bridge arrangement comprising plurality of pivotably interconnected pontoon modules. The actuation means installed inside of each module facilitate rapid folding and unfolding operation. Pontoon modules when unfolded in extended position provide articulated pontoon bridge arrangement used for vehicular traffic applications. When transported, the pontoon modules assembly is folded together in upstanding vertical juxtaposition and towed or transported rapidly and safely in a pontoon carrier to the operating site.
REFERENCES:
patent: 3520489 (1970-07-01), Flowers
patent: 3800721 (1974-04-01), Taylor
patent: 4027800 (1977-06-01), Polen
patent: 4386441 (1983-06-01), Lundholm
patent: 4493284 (1985-01-01), Echtler
patent: 4730574 (1988-03-01), Diefendahl
patent: 4754723 (1988-07-01), Ghering
patent: 4886441 (1989-12-01), Lundholm
Boyd Tony
Graysay Tamara L.
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