Elevator door system
US8448751B2 · kind B2 · utility
4Cited by
31References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2006 |
| Grant date | May 28, 2013 |
| Priority date | — |
| Expiry date | Apr 20, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/104
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An elevator door system includes an elevator car having a front face defining a door opening. At least one elevator door is coupled to the front face of the elevator car for movement between an open position exposing the door opening and a closed position covering the door opening. At least one drive motor is mounted on the front face of the elevator car and is disposed between a lower edge and an upper edge of the elevator car. The drive motor is drivingly coupled to the elevator door for moving the elevator door between the open and the closed positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.