Rotary diverter valves
US4252479A · kind A · utility
26Cited by
3References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 15, 1979 |
| Grant date | Feb 24, 1981 |
| Priority date | — |
| Expiry date | Aug 15, 1999 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G53/56
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A pneumatic conveyor tube switch operable for diverting materials from a pneumatic conveying line to secondary locations with the rotating diverter valve including a band bearing and a pair of inflatable seals to permit rotation of a central tube and to confine the material within the pneumatic conveying lines of the conveying system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.