Reduced force, sealing vent for squeeze foamer
US11426034B2 · kind B2 · utility
0Cited by
5References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 8, 2019 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Feb 28, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B11/0032
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A sealing vent for a foaming dispenser associated with a squeeze foaming container is described. The vent has an annular structure, with a central aperture encased by a multi-tiered disc section connected to inner facing of a thickened, axial wall. An upward angled, outer flange is connected on an outer facing of the axial wall, and the outer flange is attached at a lower elevation along the axial wall in comparison to the disc section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.