Stemless ball valve
作者： David Yakos , Bryan Walthall , Kevin Burgess
DOI:
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摘要: A stemless ball valve comprising two flanges and a with channel, axis pins travel pins. One end of each pin is fixedly attached to the ball, other lodged into notch in first or second flange such that allowed rotate notch. The guide sleeve comprises channels, one situated within channels sleeve. An outer magnetic cartridge causes inner rotate, when rotates, move up down movement thereby opening closing valve.
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