Elevator car with foldable working platform
US11945684B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2022 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Nov 9, 2042 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B11/0206
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator car (1) defines an interior space (2) for accommodating passengers and/or cargo. The elevator car (1) includes a support frame (8) positioned above the interior space (2), a working platform (12) moveable between a stowed position, above the interior space (2), and an operational position, suspended within the interior space (2), and at least one suspension arrangement (14) arranged to suspend the working platform (12) from the support frame (8). The working platform (12) includes a platform opening (15) and a platform emergency escape door (13). The platform emergency escape door (13) is movable between a closed position in which the platform door (13) covers the platform opening (15) and an open position in which the platform emergency escape door (13) at least partially does not cover the platform opening (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.