Vacuum cleaner
US11751741B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2021 |
| Grant date | Sep 12, 2023 |
| Priority date | — |
| Expiry date | Dec 6, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/244
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A vacuum cleaner includes a cleaner body, a connection pipe including a first catching groove, and a suction nozzle. The suction nozzle includes a connection neck, a nozzle housing rotatably coupled to the connection neck, a first catching body rotatably coupled to the connection neck, and a first elastic body. The first catching body includes a first catching protrusion portion which is caught by the first catching groove. The suction nozzle includes a pressing portion and a first lever. The first lever includes a first end portion in contact with the pressing portion, and a second end portion configured to press the first catching body. According to the disclosed vacuum cleaner, the fastening between the suction nozzle and the connection pipe may be maintained or released according to the relative angle between the suction nozzle and the connection pipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.