Escalator handrail drive

Details Escalator handrail drive Escalator handrail drive

1989-01-05

1989-10-24

Spar, Robert J.

Conveyors: power-driven

Conveyor or accessory therefor specialized to convey people

Moving hand-support structure

198835, B65G 1500

Patent

active

048755680

ABSTRACT:
An escalator handrail is driven by a pair of angularly offset rollers. The angular offset of the rollers causes a wedging effect at the roller nip whereby the driving force imparted by the rollers to the handrail is increased.

REFERENCES:
patent: 2929483 (1960-03-01), Minejro Jin
patent: 3414109 (1968-12-01), Clark
patent: 4134883 (1979-01-01), Mendelsohn et al.
patent: 4200177 (1980-04-01), Sato et al.

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