Dispenser for flowable substances
US4545510A · kind A · utility
8Cited by
6References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 27, 1982 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | Sep 27, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F11/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A dispenser for flowable substances with an elastically resilient squeeze head arranged on a dispenser housing has a valve nozzle-opening. A suction tube extends from the bottom of the squeeze head down to the bottom of the dispenser housing, the tube having an opening communicating with the interior of the squeeze head, and a non-return valve for closing the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.