Bridges – Transportable
Patent
1982-12-07
1985-06-11
Novosad, Stephen J.
Bridges
Transportable
14 17, E01D 1512
Patent
active
045219320
ABSTRACT:
A bridge module comprises two longitudinal main girder structures and a central deck having a deck surface, said main girder structures being foldably connected are along each side of said central deck and being foldable between an operative position in which said main girder structures offer extensions of said deck surface on either side of said central deck for use and a closed position in which said main girder structures are folded beneath said deck.
REFERENCES:
patent: 1900867 (1933-03-01), Olds
patent: 3411167 (1968-11-01), Sedlacek
patent: 3504389 (1970-04-01), Longbottom
patent: 3651528 (1972-03-01), Behrmann et al.
patent: 3832748 (1974-09-01), Ogletree
patent: 4015303 (1977-04-01), Eyb et al.
patent: 4288881 (1981-09-01), Mahncke et al.
patent: 4353190 (1982-10-01), Gleeson
Fairey Engineering Limited
Hjorth Beverly E.
Novosad Stephen J.
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