Dispenser of fluid products
US8474661B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 21, 2009 |
| Grant date | Jul 2, 2013 |
| Priority date | — |
| Expiry date | Feb 11, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/007
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A dispenser of fluid products includes a ring nut (2) able to be associated to a container of a fluid product and a substantially hollow dispensing head, able to slide coaxially relative to the ring nut (2); the dispensing head (8) includes a dosing chamber (14) obtained within the dispensing head (8) and a dispensing nozzle (12) to allow the outflow of the fluid product; the dosing chamber (14) has a containment volume variable between a configuration of maximum volumetric capacity when the dosing chamber (14) is isolated and a configuration of minimum volumetric capacity; the dispenser further includes a deformable membrane (15) fastened to the ring nut (2) and a deformable disc-shaped body (16) fastened to the dispensing head (8) and defining the dosing chamber (14) in combination with the membrane (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.