Beverage dispensing system and filter cartridge therefor
US4759474A · kind A · utility
46Cited by
11References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1985 |
| Grant date | Jul 26, 1988 |
| Priority date | — |
| Expiry date | Jun 24, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB67D2210/00104
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An improved fluid dispensing system for use in dispensing beverages including unitary fluid filter cartridge adapted to be immersed in fluid to be dispensed, the fluid filter cartridge including a cannister having inlet and outlet openings in the lower end thereof, a filter septum in the filter cartridge connected to the outlet, adsorptive material disposed in the cartridge, a check valve controlled vent opening in the upper end of the cannister, and a riser stack connected to the check valve controlled vent opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.