Cleaner
US10028630B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 9, 2015 |
| Grant date | Jul 24, 2018 |
| Priority date | — |
| Expiry date | Dec 19, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB04C5/26
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A cleaner including a dust collection unit configured to separate dust from air through centrifugation is provided. The dust collection unit includes a dust collection case having an inlet through which air is introduced and an outlet through which the air is discharged, and a cyclone assembly located in the dust collection case to separate dust from the air introduced through the inlet. The cyclone assembly includes a dust separation housing having an inner space, configured to have a first introduction unit formed at a side surface thereof; and an air curtain generation member coupled to the dust separation housing at a lower part of the first introduction unit, configured to include an air curtain discharge unit arranged at one upper end thereof so that the air curtain discharge unit allows vertical airflow ascending along the first introduction unit to be discharged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.