Dose dispensing pump for dispensing two or more materials
US6640999B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 13, 2001 |
| Grant date | Nov 4, 2003 |
| Priority date | — |
| Expiry date | Apr 3, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/026
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a dosing pump for dispensing two or more liquids, gels, slurries and/or pastes, and adapted to be connected to two or more containers for said two or more as liquids, gels, slurries and/or pastes. The dosing pump may comprise an operating button, and two or more liquid, gel, slurry and/or paste dispensing assemblies. Each such assembly may comprise an actuator which is in mechanical contact with said operating button, so that each actuator, on each dispensing assembly, is simultaneously or nearly simultaneously actuated by movement of said operating button. The dosing pump of the present invention may have a flap valve assembly situated within plates between the liquid, gel slurry and/or paste assembly, and the container, which carries the liquid, gel, slurry and/or paste.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.