Electric garden tiller
US7237620B2 · kind B2 · utility
29Cited by
24References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2002 |
| Grant date | Jul 3, 2007 |
| Priority date | — |
| Expiry date | Mar 11, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B33/028
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An electric garden tiller is disclosed. The tiller is light weight, compact and easy to use. The tiller includes a two stage speed reduction transmission and an aluminum transmission housing. Connected to the transmission housing are a main housing and electric motor, a fender, a tine shaft and four tine assemblies, a rotatable wheel assembly and a foldable handle. Connected to the handle is a safety switch mechanism requiring two simultaneous actions to activate the motor. Once activated, if an operator's hand is removed, the motor will stop.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.