Elevator car with door system
US10221045B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2016 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Aug 16, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B2201/4646
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention is an elevator car, with a door system, for with a bottom-driven elevator, where it does not play a structural role in lifting, but provides aesthetics and safety to the passengers. The elevator car comprises lightweight materials. The car comprises a frame and a door system. The door system comprises at least one elevator door and at least one pulley system. The pulley system is attached to the frame and the elevator door is attached to the pulley system, such that the elevator door rotates horizontally around the frame when the pulley system is engaged. The elevator door comprises a pliable material, such as ballistic nylon. The elevator car can have one, two, three, or four door openings, including two adjacent door openings. Finally, the system may also include at least one light curtain that transmits signals to an elevator control system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.