Control system for vibratory apparatus
US4860816A · kind A · utility
13Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 15, 1988 |
| Grant date | Aug 29, 1989 |
| Priority date | — |
| Expiry date | Sep 15, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22C15/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A compaction table control system includes a variable speed vibratory motor having an eccentric weight coupled to a compaction table. The motor is operated according to acceleration of sand in a flask to vary the motor speed and thus the acceleration of the sand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.