Control valve assembly
US4080761A · kind A · utility
5Cited by
6References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 10, 1977 |
| Grant date | Mar 28, 1978 |
| Priority date | — |
| Expiry date | Jan 10, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24C7/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A control valve assembly for regulating the mixing of abrasive from a pressurized tank with high pressure fluid during abrasive blasting operations having a tubular abrasive flow pipe and an abrasive control nozzle within a control valve housing, with provisions for moving the abrasive control nozzle and the tubular abrasive flow pipe relative to each other to and from an abrasive fluid mixing position from and to a sealed, closed position, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.