Liquid dispensing container using pressure of liquid to open disharge opening
US5868287A · kind A · utility
39Cited by
3References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 1996 |
| Grant date | Feb 9, 1999 |
| Priority date | — |
| Expiry date | Aug 21, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1008
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
In a liquid dispensing container for dispensing liquid from the liquid storage chamber through the dispensing port, an elastic member, which is normally closed but is opened by the pressure of liquid, is disposed at the dispensing port and the opened part of the elastic member opened by the liquid pressure is used as the dispensing port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.