Portable bridge system

Details Portable bridge system Portable bridge system

1995-06-27

1997-02-18

Lisehora, James A.

Bridges

Transportable

14 73, 522237, 5222311, 525861, 525921, 182222, 403337, 404 51, 404 56, E01D 1512, E01D 1912

Patent

active

056031343

ABSTRACT:
A portable bridge system formed from at least a pair of substantially rectangular bridge platforms positioned in side-by-side relationship including end locking plates for locking the platforms together at the end regions thereof. The invention further includes shear plates integral with, and spaced along, a side edge of the bridge platform for engagement with an adjacent bridge platform to resist transverse shear forces between adjacent bridge platforms.

REFERENCES:
patent: 2021922 (1935-11-01), Peck
patent: 3606418 (1971-09-01), Buker et al.
patent: 4499967 (1985-02-01), Anderson
patent: 4965903 (1990-10-01), Bisch
patent: 4984654 (1991-01-01), Anderson
patent: 5007222 (1991-04-01), Raymond
patent: 5014476 (1991-05-01), Leslie et al.
patent: 5097558 (1992-03-01), Accorsi et al.

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