Foam soap generator and pump
US7543722B2 · kind B2 · utility
11Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2005 |
| Grant date | Jun 9, 2009 |
| Priority date | — |
| Expiry date | Aug 13, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47K5/14
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A foam soap generator and pump is provided for receipt by a liquid soap container in a foam soap dispenser. The foam soap generator and pump comprise an air cylinder and a liquid cylinder, integral with each other, and in parallel arrangement. Each receives a respective air and liquid piston, again of integral construction. The pistons are provided with arms having passages therethrough that ultimately bring the liquid and air together under pressure for the generation of foam and extrude of the same through an appropriate screen or open cell foam disk.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.