Clamping-type dust suction tube of vacuum cleaner, and hand-held vacuum cleaner
US10993597B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 22, 2016 |
| Grant date | May 4, 2021 |
| Priority date | — |
| Expiry date | Oct 7, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/246
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Disclosed are a clamping-type dust suction tube of a vacuum cleaner and a hand-held vacuum cleaner. The clamping-type dust suction tube includes a tube body and a conductive assembly arranged within the tube body, the tube body includes a plurality of sub-tubes connected in a butt joint manner to form a whole tube, joints arranged at joint portions of every two sub-tubes, and locking mechanisms arranged on the joints and used for locking every two sub-tubes with respect to each other, wherein the length of each sub-tube is less than or equal to a length, a width or a height of other components of the vacuum cleaner. The whole clamping-type dust suction tube is convenient for assembly and carry, reduces the volume of the package, and in addition, it is simple in structure, convenient to implement, and low in cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.