Bridging apparatus

Details Bridging apparatus Bridging apparatus

2008-04-01

2008-04-01

Addie, Raymond W (Department: 3671)

Bridges

Transportable

C014S069500

Reexamination Certificate

active

10519101

ABSTRACT:
A bridging unit for use in bridging apparatus for traversing a bridging zone, the bridging unit including a stowage housing which in use is disposed to one side of the zone, a spanning assembly operatively mounted to the stowage housing for movement between a stowed position and a deployed position in which it at least partially traverses the bridging zone in an elevated position, and deployment means operable to cause movement of the spanning assembly between the stowed and deployed positions.

REFERENCES:
patent: 1593999 (1926-07-01), Bingham
patent: 1674279 (1928-06-01), Ebeling
patent: 1733587 (1929-10-01), Ebeling
patent: 2449829 (1948-09-01), Agren
patent: 3875603 (1975-04-01), Mampaey
patent: 4084713 (1978-04-01), Rohrs et al.
patent: 4118816 (1978-10-01), Mittag
patent: 4162551 (1979-07-01), Serrano
patent: 4779298 (1988-10-01), Nichols et al.
patent: 5870788 (1999-02-01), Witkin
patent: 38 42 373 (1990-06-01), None
patent: 2 608 532 (1988-06-01), None
patent: 2 088 447 (1982-06-01), None

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