Escalator apparatus and method of operation

Details Escalator apparatus and method of operation Escalator apparatus and method of operation

1994-02-07

1995-02-07

Bidwell, James R.

Conveyors: power-driven

Conveyor or accessory therefor specialized to convey people

By stairway having steps forming an endless member

B66B 2312

Patent

active

053869044

ABSTRACT:
Escalator apparatus of the invention is of the type that has a step whose step board can be raised to provide a surface for carrying a wheelchair. In order to realize conveyance of a large size wheelchair or handcart without changing the installation space for the escalator, the escalator apparatus of the invention is structured such that the step boards of a plurality of adjacent steps are movable upwardly and downwardly.

REFERENCES:
patent: 4557369 (1985-12-01), Ishida et al.
patent: 4681207 (1987-07-01), Goto et al.
patent: 4682681 (1987-07-01), Teranishi et al.
patent: 5024314 (1991-06-01), Kitamura et al.
patent: 5062519 (1991-11-01), Haruta

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