Liquid delivery system
US8733913B2 · kind B2 · utility
0Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 4, 2013 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Jan 4, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86035
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid delivery system and method move an air impermeable membrane adjacent a liquid chamber in response to withdrawal of liquid from the chamber to move a plunger. The plunger moves between a first position fluidly connecting a fluid source and a fluid actuated valve to open the valve and supply liquid to the liquid chamber and a second position blocking connection of the fluid source and the fluid actuated valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.