| 摘要 |
<p>A valve assembly comprising m adapter plate assembly comprising m adapter plate, a bonnet with a center and a threaded shall 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.</p> |
