Passenger conveyor apparatus
US4756398A · kind A · utility
11Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1986 |
| Grant date | Jul 12, 1988 |
| Priority date | — |
| Expiry date | Apr 22, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G2207/04
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A passenger conveyor apparatus comprises a plurality of steps endlessly connected to each other and guided along a circulating conveyor path, each of the steps having a tread on which a passenger stands and a riser adjacent the forward edge of the tread, at least a portion of the riser of the steps being constituted by a light transmissive material, and a light source for throwing light on the light transmissive material of the riser, the light source being disposed inside the circulating conveyor path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.