Double barrel sprayer for selective spraying of water or diluted product and use thereof
US5595345A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 4, 1995 |
| Grant date | Jan 21, 1997 |
| Priority date | — |
| Expiry date | Aug 4, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B7/2443
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A double barrel sprayer for applying a diluted product such as a diluted cleaning solution to a surface for cleaning thereof and rinsing the diluted product from the surface by spraying a water-only rinse onto the surface. The sprayer can include a force-fitted orifice plate with a plurality of holes for adjusting the water/product mixing ratio. To provide different spray patterns for the water-rinse or diluted product, the sprayer can include a shroud having suitably shaped exit holes. The sprayer includes separate flow paths for the water-only rinse and the diluted product. The flow path for the diluted product includes a mixing chamber in which concentrated product is siphoned from a container and mixed with water supplied by a garden hose. Prior to mixing with the water, the concentrated product passes through an orifice plate having a plurality of holes to provide a substantially constant water/product ratio over a wide range of water pressures. The sprayer includes a removable cover which includes a pair of outlets suitably sized and shaped to obtain desirable spray patterns for the water-only rinse and the diluted product sprayed from the sprayer. A rotatable valve allows se…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.