Earth-moving machine with boom, dipperstick and bucket, equipped with means for directionally-adjusting the bucket
US4512708A · kind A · utility
2Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 1983 |
| Grant date | Apr 23, 1985 |
| Priority date | — |
| Expiry date | May 10, 2003 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F9/26
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An earth moving machine having a boom, a dipperstick, and a bucket all mounted for pivotal movement one with respect to the other, a double acting cylinder for each of the boom, the dipperstick, and the bucket, respectively, for controlling the pivotal movement of the bucket, for raising and lowering the boom, and for extended and retracting the dipperstick.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.