Escalator step side plate

Details Escalator step side plate Escalator step side plate

1986-12-31

1989-02-21

Spar, Robert J.

Conveyors: power-driven

Conveyor or accessory therefor specialized to convey people

By stairway having steps forming an endless member

B66B 2312

Patent

active

048057576

ABSTRACT:
An escalator step includes a side plate co-extensive with and flushly affixed to each side wall of the step and presents a planar outer face adapted to travel juxtaposed the planar inner surface of escalator skirt panels. Tie rods retain each pair of side plates on a step and include end portions fully disposed within counterbores formed in the side plates whereupon friction-attached fasteners maintain the side panels inwardly against the respective step side walls.

REFERENCES:
patent: 4159763 (1979-07-01), Kewley et al.
patent: 4413719 (1983-11-01), White
patent: 4569433 (1986-02-01), Ishida et al.
patent: 4618056 (1986-10-01), Cutshall
patent: 4638901 (1987-01-01), Lunardi

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