Link chain of a moving walkway or an escalator
US9862575B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 13, 2015 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | May 13, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B23/147
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An escalator has a step belt or moving walkway has a plate belt, wherein the belt includes at least one link chain arranged to circulate between a first deflecting region and a second deflecting region of the escalator or the moving walkway. Guide rollers as well as steps or plates are arranged at the link chain. The link chain additionally includes system rollers. The guide rollers and the system rollers are arranged on at least three tracks lying adjacent to one another with respect to a direction of circulation of the link chain, wherein one of the tracks is occupied by the guide rollers and at least two of the tracks are occupied by the system rollers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.