Agricultural implement with self-centering pivots
US9137938B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Aug 6, 2013 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Dec 7, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01C23/008
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A self-centering pivot assembly for an agricultural implement having a tool bar is provided. The self-centering pivot assembly includes at least one spring, a bar segment operatively connected to one or more working tools of the agricultural implement, and a mounting assembly operatively connected between the tool bar and the bar segment. The self-centering pivot assembly further includes a pivot operatively connected to the bar segment and the at least one spring such that as the agricultural implements travels over the ground and the bar segment deviates laterally from a neutral position, the at least one spring temporarily compresses and urges the bar segment back towards the neutral position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.