Integrated pneumatic actuator and pump for dispensing controlled amounts of a fluid
US7438019B2 · kind B2 · utility
5Cited by
19References
26Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Nov 29, 2005 |
| Grant date | Oct 21, 2008 |
| Priority date | — |
| Expiry date | Feb 9, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J47/01
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present subject matter relates to methods and apparatus for metering and dispensing selected materials. Selected materials may correspond to liquids, suspensions, emulsions and solids, and in selected embodiments may correspond to treatment compositions directed to the treatment of poultry eggs. Certain embodiments provide selective dispensing of selected metered material upon detection of the presence of an object to be treated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.