Linkage bridge

Details Linkage bridge Linkage bridge

1976-05-21

1977-05-24

Byers, Jr., Nile C.

Bridges

Transportable

182 40, 14 27, E01D 100

Patent

active

040245950

ABSTRACT:
A linkage bridge consisting of a plurality of links rotatably coupled to form an elongated structural platform, each having a rotational stop to form an elongated structural platform and being rotatably coupled for being taken up and carried by a reel which can be mounted on a truck bed, for example. Each of the link members having a bracket on the bottom side thereof for the passage through of a structural rod when the links are paid out in a linear platform configuration. The links at the reel end being passed through a structural guide for lending further structural strength and rigidity thereto.

REFERENCES:
patent: 519499 (1894-05-01), Ellis
patent: 543750 (1895-07-01), Painter
patent: 736104 (1903-08-01), Hubartt
patent: 2987024 (1961-06-01), Rush
patent: 3397546 (1968-08-01), Eisert
patent: 3420331 (1969-01-01), Minnite
patent: 3458884 (1969-08-01), Gurganious
patent: 3523318 (1970-08-01), McGuinness

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