Regulable-flow dispenser of a pasty product mixed with a secondary pasty product and the use of such a dispenser
US5125539A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 13, 1991 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Mar 13, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1081
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A pasty product dispenser (1) comprising a body defining a chamber for storing at least one main pasty product and pumping system defined by a wall surmounting the storage chamber and by an intake valve member, the wall carrying on the side of the storage chamber a separator tube enclosing the valve member and comprising passages for at least one secondary pasty product contained between the separator tube and the body, the passages being outside the separator tube, the wall having a rotating cover with traversing apertures, rotation of the cover progressively masks or exposes the passages, the apertures being occluded by the valve member when it is in its low position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.