Method and apparatus for storing sensed elevator horizontal displacement and acceleration signals
US5524730A · kind A · utility
8Cited by
19References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 20, 1994 |
| Grant date | Jun 11, 1996 |
| Priority date | — |
| Expiry date | Sep 20, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B7/046
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator hoistway rail profile is made by summing a doubly integrated car horizontal acceleration signal with a relative rail-car displacement signal and storing the summed signal according to the vertical position of the car in the hoistway.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.