Conveyor folding and moldboard operation for excavating and loading systems
US4155181A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 10, 1978 |
| Grant date | May 22, 1979 |
| 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 and loading system is disclosed which includes a vehicle with an excavating wheel assembly at the front and plurality of conveyors toward the rear. The excavating wheel assembly comprises individual excavating wheels including a plurality of digging buckets. Each bucket comprises a wall supported for pivotal movement between a material receiving position and a material dumping position. A predetermined cam track is disposed around the axis of rotation of the buckets and is engaged by a plurality of cam followers each connected to one of the movable walls to thereby positively pivot the movable wall of each digging bucket between the material receiving and the material dumping positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.