Battery-powered backpack blower
US9907234B2 · kind B2 · utility
6Cited by
26References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2015 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Dec 10, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L5/14
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The battery-powered backpack blower includes a back support assembly including a back plate configured to permit a user to mount the blower to the user's back, and a volute assembly including a first volute portion and a second volute portion. The backpack blower further includes a housing assembly including a battery assembly and a motor assembly therein, the housing assembly is provided intermediate to the back assembly and the volute assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.