Tread element for escalators and travelators

Details Tread element for escalators and travelators Tread element for escalators and travelators

1997-05-27

1998-09-22

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

058101489

ABSTRACT:
A tread element for escalators and travelators includes a treadplate for receiving persons to be transported. The treadplate includes at least one outer portion having a plurality of recesses. A plurality of individual moldings are disposed juxtaposed to one another in the at least one outer portion. Each molding includes a plurality of stud-shaped lugs on a side of the molding facing the treadplate and passing through a corresponding one of the recesses in the at least one outer portion of the treadplate for centering the molding relative to the treadplate. Each of the plurality of moldings has edge portions. The edge portions of moldings adjoining each other include projections that at least partially overlap one another. The lugs each have a free end surface including a receiving opening for receiving a screw.

REFERENCES:
patent: 4295556 (1981-10-01), Saito et al.
patent: 4362232 (1982-12-01), Saito et al.
patent: 5150780 (1992-09-01), Fischer

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