Gas tiller
US8499848B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2011 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Sep 26, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B33/087
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A gas tiller including a frame defining a first pivot axis and a second pivot axis spaced a distance from the first pivot axis, a motor coupled to the frame, a set of rotary tines coupled to the frame and operatively coupled to the motor, a swing arm pivotably coupled to the frame and rotatable about the first pivot axis between a first and second arm positions corresponding to travel and tilling configurations, respectively, of the tiller, the swing arm including one or more wheels coupled thereto, and a drag stake pivotably coupled to the frame and rotatable about the second pivot axis between first and second stake positions. Movement of the swing arm between the arm positions moves the drag stake between the stake positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.