Electric vacuum cleaner
US10034589B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2014 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | Nov 7, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/322
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An electric vacuum cleaner that secures efficiency and quietness without increasing the size of a main body part. The electric vacuum cleaner includes an electric blower, and a main body part including a first centrifugally separating part that centrifugally separates dust from air containing dust sucked by the electric blower. The first centrifugally separating part includes a dust collecting cup including a dust collecting cup main body that is formed into a bottomed cylindrical shape and turns air containing dust inside, and an exhaust tube part that is formed along the central axis of the dust collecting cup main body and discharges exhaust air of the electric blower from the bottom portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.