Passenger boarding bridge

Details Passenger boarding bridge Passenger boarding bridge

1996-01-02

1998-01-06

Graysay, Tamara L.

Bridges

Gangway, ramp, or dock leveler

Attached

14 695, 14 711, 16 91, 16 95R, E01D 100

Patent

active

057040869

ABSTRACT:
Passenger boarding bridge extendable sections are provided with roller assemblies supporting one extendable bridge section relative to a second extendable bridge section wherein the roller assemblies assist in reducing the downward load in the overlapping area of the bridge sections.

REFERENCES:
patent: 2700169 (1955-01-01), Henion
patent: 3099847 (1963-08-01), Lodjic et al.
patent: 3377638 (1968-04-01), Seipos
patent: 4161049 (1979-07-01), Saunders et al.
patent: 4423685 (1984-01-01), Kerckhoff
patent: 4559660 (1985-12-01), Lichti
patent: 5356675 (1994-10-01), Unger et al.
patent: 5515654 (1996-05-01), Anderson
patent: 5526622 (1996-06-01), Augustine

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