Two-component spray gun with solvent flush/blend
US7918369B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2002 |
| Grant date | Apr 5, 2011 |
| Priority date | — |
| Expiry date | Feb 3, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87249
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A dispensing system for plural components mixture including second containers placed within a first container. The first container is held by an operator during dispensing. Separate conduits are coupled between the containers and the dispensing device and include passageways for the passage of each respective component. Each passageway includes an actuator controlled valve. A second valve coupled in the conduits between the respective components' sources and includes an inlet port for each component, an equal number of outlet ports, and an inlet port for a material for flushing the plural components from respective conduits and the mixed plural components. The second valve has a first state in which each respective inlet port is coupled to an outlet port. The second valve also has a second state in which the inlet port for flushing the plural components from the respective conduits and the mixed plural components is coupled to the outlet ports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.