Leak-free reciprocating stemmed valve
US8690119B2 · kind B2 · utility
2Cited by
14References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 2011 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | Aug 15, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K31/53
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A valve assembly comprising an adapter plate assembly comprising an adapter plate, a bonnet with a center and a threaded shaft extending through the center of the bonnet; an actuation assembly comprising an outer enclosure and an outer magnetic cartridge that is magnetically coupled to an inner magnetic cartridge; and an inner valve assembly comprising an inner enclosure and a planetary gear subassembly comprising one or more planetary gears.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.