Apparatus for driving a passenger conveyor

Details Apparatus for driving a passenger conveyor Apparatus for driving a passenger conveyor

1986-04-24

1989-03-07

Spar, Robert J.

Conveyors: power-driven

Conveyor or accessory therefor specialized to convey people

By stairway having steps forming an endless member

198855, 474 31, B66B 2302

Patent

active

048098418

ABSTRACT:
An apparatus for driving a passenger conveyor including a plurality of steps connected to each other by a step chain for moving the steps comprises a motor, a reduction gear driven by the motor, a chain gearing device, driven by the reduction gear, for driving the step chain, and a stepless change gear for connecting the rotary output shaft of the motor to an input shaft of the reduction gear. The stepless change gear steplessly changes the relative rotational speeds of the motor and the reduction gear.

REFERENCES:
patent: 2005067 (1935-06-01), Graff-Baker
patent: 2198179 (1940-04-01), Regan
patent: 2395599 (1946-02-01), Webb et al.
patent: 2476353 (1949-07-01), Booth
patent: 2949178 (1960-08-01), Fabula
patent: 3035453 (1962-05-01), Ingellis
patent: 3490301 (1970-01-01), Steuer
patent: 3731549 (1973-05-01), Kaiser et al.
patent: 3916705 (1975-11-01), Smith et al.
patent: 4116080 (1978-09-01), Berens
patent: 4631467 (1986-12-01), Herrmann et al.
"CVT Belt Turbo Trac" 59-18415.

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