Escalator or moving walkway
US6655521B2 · kind B2 · utility
2Cited by
10References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2002 |
| Grant date | Dec 2, 2003 |
| Priority date | — |
| Expiry date | Apr 10, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B23/026
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An escalator or moving walkway includes, divided roller bearings to improve the efficiency of replacement thereof. The roller bearings may be located in the region of the drive axle or deflecting axle of the step chain. The divided roller bearing components can be mounted on the roller bearing axle, and removed therefrom, in radial direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.