Three point hitch
US7784558B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 30, 2008 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Sep 10, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01B59/066
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A three point hitch for a work vehicle is provided with one draft link of fixed length and another draft link of variable length. The variable length draft link includes a linear double action hydraulic cylinder assembly, a first attachment plate fixedly connected with one of the arm and the cylinder of the assembly and having a pivot connector configured for pivotal attachment with the vehicle, and a second attachment plate fixedly connected with a remaining one of the arm and the cylinder and having a first pivot connector configured for pivotal attachment with a tilt link and a second pivot connector configured for pivotal attachment with the implement to be supported from the vehicle. The variable length draft link permits lateral adjustment of the angle of the implement with respect to the vehicle center line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.