Diverter valve with improved sealing means
US5070910A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 30, 1991 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Apr 30, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86871
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A diverter valve adapted for use in a pneumatic conveying system for transporting bulk materials comprising a housing having a chamber provided with a cylindrical wall, the cylindrical wall having an inlet port communicating with an inlet passageway in the housing and first and second outlet ports communicating with first and second passageways in the housings, respectively, a rotor disposed in the chamber and having a cylindrical wall disposed in opposed relation to the chamber cylindrical wall, the rotor cylindrical wall having first and second ports and an intercommunicating passageway, the rotor ports being spaced apart a sufficient distance whereby upon the rotor being rotated into a first position relative to the housing, the first rotor port will register with the housing inlet port and the second rotor port will register with the first housing outlet port to intercommunicate the housing inlet passageway with the first housing outlet passageway, and upon the rotor being rotated into a second position relative to the housing, the second rotor port will register with the housing inlet port and the first rotor port will register with the second housing outlet port to intercommu…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.