Dome pump
US7806301B1 · kind B1 · utility
52Cited by
18References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2004 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Jul 6, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/1033
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A pump for dispensing soap from a container in a dispenser, the pump including a base, a flexible dome attached to the base defining a chamber therebetween, an inlet and an outlet formed in the base and opening into the chamber, the inlet being in fluid communication with the container, and wherein the dome has a fold line that facilitates collapsing of the dome. The dome may include an inwardly extending flange that selectively closes the inlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.