Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – By stairway having steps forming an endless member
Patent
1997-10-23
1999-04-06
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
058905782
ABSTRACT:
The terminal rail system for an escalator includes a pair of terminal rails including a corresponding pair of curved portions thereof having identical curvatures therebetween, a curve start point of either of the terminal rails being displaced from that of the other of the terminal rails, in a pair of terminal rails for an escalator which include a pair of curved portions thereof for guiding therearound a pair of step rear rollers engaged to an escalator step, and a pair of linear portions for guiding therealong the pair of step rear rollers toward the curved portions. The system completely eliminates the noise and vibration caused by an impact of the step rear rollers on the upper casing of the terminal rail.
REFERENCES:
patent: 4576276 (1986-03-01), Boltrek et al.
patent: 5148906 (1992-09-01), Brunn
Bidwell James R.
LG Industrial Systems Co. Ltd.
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