Apparatus for dispensing liquid with liquid retention
US5887768A · kind A · utility
11Cited by
6References
23Claims
0Family size
Inventors
Key dates
| Filing date | Apr 27, 1998 |
| Grant date | Mar 30, 1999 |
| Priority date | — |
| Expiry date | Apr 27, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K23/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Apparatus for dispensing liquid through a plurality of tubes. A valve is provided to interrupt flow of the liquid to the plurality of tubes which tubes thereafter retain any undispensed liquid contained therein due to capillarity caused by surface tension between any retained liquid and the internal walls of the plurality of tubes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.