Construction arrangement of an elevator
US12297077B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2023 |
| Grant date | May 13, 2025 |
| Priority date | — |
| Expiry date | Jun 7, 2043 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G21/32
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A construction arrangement of an elevator including a hoistway; a protection deck mounted inside the hoistway for protecting the portion of the hoistway below it from falling objects; wherein the protection deck includes a cover extending across the hoistway covering the hoistway such that it blocks objects from falling into the hoistway below it; and a frame mounted on stationary structures of the hoistway; and a hoisting apparatus for hoisting construction material below the protective deck. The hoisting apparatus is supported by the protective deck, the hoisting apparatus includes a hoisting machine mounted on protection deck, and a flexible tension member movable with the hoisting machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.