Fluid dispensing system
US6105829A · kind A · utility
60Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1998 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Jun 29, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1234
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A fluid dispensing system is provided which has a first diaphragm pump, a filter connected to receive the discharge of said first pump, and a accumulator/second diaphragm pump connected to receive the discharge of said filter. Hydraulic fluids pumped by cylinder/piston/stepper assemblies independently actuate each of the diaphragm pumps, providing accurate, controllable and repeatable dispense of the subject fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.