Garden blower
US11346352B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2019 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | Jun 22, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D19/007
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The embodiments relates to garden blower, including: an enclosure, including a main body part located on back end and a blowing pipe located on front end and extending axially, the enclosure disposed with an air inlet and an air outlet communicated with external environment; a power device, connected to the enclosure; a fan component, driven by the power device and generating airflows; the fan component includes at least two-level fans, further includes a first-level fan and a second-level fan axially disposed front and back, the garden blower includes a first air inlet passage allowing entrance of the airflows generated by the first-level fan and a second air inlet passage allowing entrance of the airflows generated by the second-level fan, and the airflows entering the first air inlet passage and the airflows entering the second air inlet passage are converged into the blowing pipe and are blown to the outside.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.