Escalators

Details Escalators Escalators

1994-08-09

1995-08-15

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

054411408

ABSTRACT:
A method for modifying an escalator step having an external profile including a substantially smooth riser face and a substantially straight rear edge. A part of the riser face is replaced by fixing a backing plate behind the riser and a cover corresponding to the removed part of the riser face and further including a plurality of cleats and channels therein.

REFERENCES:
patent: 5176239 (1993-01-01), Findlay et al.
patent: 5337879 (1994-08-01), Fischer

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