Fluid dispenser
US6761288B2 · kind B2 · utility
51Cited by
10References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 17, 2002 |
| Grant date | Jul 13, 2004 |
| Priority date | — |
| Expiry date | Apr 17, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2221/00
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A fluid dispenser comprising a fluid reservoir (111) of variable volume, and a dispensing orifice (130), said reservoir being provided with at least one deformable actuating wall (112) urged by resilient means (15) into a rest position corresponding to the reservoir having its maximum volume, said dispenser being characterized in that the resilient means (15) are situated outside the reservoir (111), not in contact with the fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.