Openable extensible panel and elevator ceiling, car and system with the same
US10618778B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2017 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | Jun 11, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B9/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides an openable extended panel, and a lift ceiling, lift car and lift system having same, wherein the openable extended panel is mounted to a support frame and is in positional correspondence to an escape exit at a car roof; the openable extended panel is rotatably connected to the support frame at a first side, and the openable extended panel is connected to the support frame via an intermediate member at a second side opposite to the first side, the support frame and the openable extended panel being respectively detachably connected to the intermediate member. The openable extended panel according to the embodiments of the present invention has a simple structure, and can be easily opened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.