Ripper mechanism
US4817731A · kind A · utility
4Cited by
15References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 1, 1987 |
| Grant date | Apr 4, 1989 |
| Priority date | — |
| Expiry date | Jul 1, 2007 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F5/32
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An improved parallelogram type ripper mechanism is provided. The mechanism has identical hydraulic pitch and lift cylinders lying in the same vertical plane. Also copolanar with the hydraulic cylinders are fixed length links. Identical left and right hand mounting brackets are attached to the rear of the prime mover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.