Method of operation for double-deck elevator system
US5844179A · kind A · utility
9Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 26, 1997 |
| Grant date | Dec 1, 1998 |
| Priority date | — |
| Expiry date | Nov 26, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S187/902
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator system having a double-deck car (24) normally responds to unanswered up hall calls from intermediate floors with the upper deck (26), except, under one or more conditions, whereby a subsequent stop may be avoided, its lower deck (28) is utilized.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.