Manipulator for public works machines and machine equipped with such manipulator for road works
US5070286A · kind A · utility
1Cited by
15References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 15, 1989 |
| Grant date | Dec 3, 1991 |
| Priority date | — |
| Expiry date | Nov 15, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F5/027
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A manipulator arm is provided for public works machines comprising two beams of equal length and a pivoting cradle connected in series. The first or command beam is rotated about the forward end thereof on the chassis of a support unit, and the cradle is pivoted in response to rotation of the command beam by means of gears and chains designed and arranged such that the cradle undergoes a linear translational movement and maintains a predetermined inclination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.