Conveyors: power-driven – Conveyor or accessory therefor specialized to convey people – By stairway having steps forming an endless member
Reexamination Certificate
2005-11-22
2005-11-22
Bidwell, James R. (Department: 3651)
Conveyors: power-driven
Conveyor or accessory therefor specialized to convey people
By stairway having steps forming an endless member
Reexamination Certificate
active
06966420
ABSTRACT:
A passenger conveyor (2) with a running belt (4) contains a frame (6). A main running belt drive (12) is mounted on the frame (6) and contains a drive shaft (10) and at least one running belt driving wheel that is connected to the drive shaft. A drive unit contains a driving motor (16) and a step-down gear (18). The output of the step-down gear (18) is connected to the input of the main running belt drive (12). The driving motor (16) is mounted on the housing (22) of the step-down gear (18), with the driving motor (16) and the step-down gear (18) forming a drive unit (8), and the drive unit (8) is supported by the main running belt drive (12).
REFERENCES:
patent: 3677388 (1972-07-01), Boltrek et al.
patent: 3951256 (1976-04-01), Gurewitz
patent: 4775044 (1988-10-01), Höfling
patent: 5224580 (1993-07-01), Nurnberg et al.
patent: 6155401 (2000-12-01), Lunardi et al.
patent: 6273235 (2001-08-01), Inoue
Ackmann Thorsten
Thaler Dietmar
Bidwell James R.
Otis Elevator Company
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