Hybrid electric lawnmower having dual power supply
US7482768B2 · kind B2 · utility
14Cited by
341References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2006 |
| Grant date | Jan 27, 2009 |
| Priority date | — |
| Expiry date | Oct 18, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D69/025
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A hybrid electric lawnmower having dual power supply is described which includes an electric motor operating the blade and the ability to drive the motor from either 120 VAC line voltage or from a battery pack. There is a user selectable power selection switch for switching between DC or AC power in order to run the motor on either line voltage or based upon the charge of the battery pack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.