Method and apparatus for controlling the inflation pressure of a pneumatic compactor
US6236923A · kind A · utility
22Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 1998 |
| Grant date | May 22, 2001 |
| Priority date | — |
| Expiry date | Dec 9, 2018 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C19/288
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method and apparatus for controlling the inflation pressure on a pneumatic compactor. The method and apparatus includes means for dynamically determining a level of density of a material to be compacted, a control system for determining a desired inflation pressure as a function of the density, and an inflation pressure system for adjusting the inflation pressure in response to the desired inflation pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.