Fluid product dispenser
US6789750B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 15, 2001 |
| Grant date | Sep 14, 2004 |
| Priority date | — |
| Expiry date | Nov 15, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/025
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid dispenser device comprising a reservoir (10) containing one or more doses of fluid, a dispensing orifice (20), and a dispensing member (30), said device being characterized in that said reservoir is of the syringe type (10) having a hollow tube (11) provided with an upstream opening (12) and with a downstream opening (13), said upstream opening (12) being provided with a piston (40) which, at rest, forms a leaktight stopper, and which co-operates with an actuating rod (30) forming the dispensing member, and said downstream opening (13) being provided with an end-piece (50) firstly incorporating closure means (51) for forming a leaktight stopper at rest, and secondly adapted to define a spray profile (55) when the device is actuated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.