Geared Drive Machine
AssemblyGeared machine at the upper landing: an induction motor drives a worm/helical gearbox and a brake, turning the main drive sprocket that pulls the step chain through a drive chain. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Geared Drive Machine
7 top-level lines as of r58997| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Induction Drive Motor 4 parts | escalator-drive-motor | 1× | 1 | 0 | assembly |
| 2 | Worm / Helical Gearbox 4 parts | escalator-gearbox | 1× | 1 | 0 | assembly |
| 3 | Electromagnetic Brake 4 parts | escalator-brake | 1× | 1 | 0 | assembly |
| 4 | Main Drive Shaft | escalator-main-shaft | 1× | 1 | · | part |
| 5 | Main Drive Sprocket | escalator-drive-sprocket | 1× | 1 | · | part |
| 6 | Drive Belt | drive-belt | 1× | 1 | · | part |
| 7 | Ball Bearing | ball-bearing | 4× | 4 | · | part |