Fluid dispensing apparatus
US8539890B2 · kind B2 · utility
40Cited by
2References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2011 |
| Grant date | Sep 24, 2013 |
| Priority date | — |
| Expiry date | Feb 23, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F19/201
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A fluid dispensing apparatus (10) comprising a collapsible bellows (12) for storing the fluid to be dispensed, a housing (14) for receiving the collapsible bellows and means (30) for compressing the collapsible bellows on actuation of the fluid dispensing apparatus (10) so as to eject the fluid through an outlet (22) of the bellows (12), wherein the housing (14) is configured to guide the bellows (12) so as to impede lateral deformation of the bellows (12) during compression thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.