Integrated pump dispenser
US6789706B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2003 |
| Grant date | Sep 14, 2004 |
| Priority date | — |
| Expiry date | Aug 4, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1064
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid dispenser comprising: a reservoir (1) serving to contain fluid and defining an actuating wall (14); and a dispensing orifice (20) via which the fluid is dispensed each time the wall (14) of the reservoir (1) is actuated; the reservoir (1) further containing a pump (3) defining a pump chamber (31) provided with an inlet valve (32) for communicating with the reservoir (1) and with an outlet valve (33), the pump (3) including a pusher (34) which is pushed in order reduce the volume of the pump chamber, said pusher (34) being disposed below the actuating wall (14) of the reservoir; said dispenser being characterized in that a delivery duct (21) connects the outlet valve (33) of the pump (3) to the dispensing orifice (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.