Multi-port valve with multiple operation modes
US10344877B2 · kind B2 · utility
31Cited by
9References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 30, 2016 |
| Grant date | Jul 9, 2019 |
| Priority date | — |
| Expiry date | Nov 30, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86726
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A multi-port, multi-mode valve includes: a valve housing; multiple ports on the valve housing, a spacing between first and second ports being smaller than a spacing between third and fourth ports; and a stemshell positioned at least partly inside the valve housing, the stemshell having at least two channels configured for selectively coupling one or more of the ports to a selected at least other one of the ports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.