Digging bucket cylinder powered ejector system
US4180927A · kind A · utility
4Cited by
11References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 10, 1978 |
| Grant date | Jan 1, 1980 |
| Priority date | — |
| Expiry date | May 10, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S37/901
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An excavating wheel is disclosed which includes a plurality of digging buckets each comprising a wall supported for pivotal movement between a material receiving position and a material dumping position. A plurality of cylinders each connected to one of the movable walls are selectively actuated under fluid pressure to pivot each movable wall to the material dumping position. A plurality of springs each connected to one of the movable walls are provided to pivot each movable wall to the material receiving position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.