System for spraying powder
US4371295A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 19, 1981 |
| Grant date | Feb 1, 1983 |
| Priority date | — |
| Expiry date | Mar 19, 2001 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B14/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A system for spraying fluidized powder comprising at least one powder dispenser, a powder fluidization chamber containing a quantity of powder therein, a fluidization hose for introducing a stream of air into the chamber to fluidize the powder therein, at least one powder blower having an outlet from which a stream of air is allowed to pass, at least one powder control valve connected to the chamber and in communication with the fluidized powder therein, a rod for actuating each powder control valve wherein a quantity of fluidized powder is exhausted into an orifice in each powder control valve, a powder hose for introducing the fluidized powder from each powder control valve into the sides of each powder blower outlet, a conduit connecting each powder blower outlet with a portion of each powder dispenser for supplying a stream of fluidized powder, and a fluidization blower from which a stream of fluidizing air is allowed to pass into the fluidization hose.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.