Weeder
US8613326B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 21, 2011 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | Nov 2, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B1/165
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A weeding hand tool, comprising a generally longitudinal member joining a handle grip at a first end thereof and a pedal at a second opposite end thereof, a finger head comprising coiled fingers arranged in a helix and an ejector rod mobile inside the helix, and an ejector arm, wherein, when the tool is positioned generally vertically with free end tips of the coiled fingers on the ground, pushing down on the handle grip and/or on the pedal causes the coiled fingers to rotated down into the soil, entrapping a weed beneath the soil as they penetrate the soil, and wherein when, by pulling up on the longitudinal member, the coiled fingers are pulled out from the soil, with the weed entrapped in the helix they form, and the weed is ejected from the helix pulling down on the ejector arm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.