Elevator having function of removing dust adhered to object aboard
US12103821B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 11, 2021 |
| Grant date | Oct 1, 2024 |
| Priority date | — |
| Expiry date | Jan 25, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B5/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present disclosure relates to an elevator having a function of removing dust adhered to an object aboard, including: a car which provides a boarding space, and in which a pair of air holes disposed in a diagonal direction each other at a same height of an inner space are formed; and a pair of fan modules that generates whirlwind rotating in the inner space of the car by ejecting air traveling from one of the pair of air hoes in a direction away from a center of the inner space of the car and ejecting air traveling from the other of the pair of air hoes in a direction away from the center of the inner space of the car, in which dust adhered to the object aboard inside the car is separated from the object aboard by the whirlwind generated inside the car.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.