Elevator system having a shaft-side extinguishing water drain system
US8800226B2 · kind B2 · utility
12Cited by
0References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 17, 2010 |
| Grant date | Aug 12, 2014 |
| Priority date | — |
| Expiry date | Dec 17, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6969
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A drain system, in an elevator system, is an open system wherein extinguishing water penetrating through a shaft door sill having bores meets a catch plate arranged underneath the shaft door sill and can be substantially discharged along at least one shaft wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.