Flow path opening/closing portion replacement device
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United States of America Patent
Stats
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Jul 28, 2020
Grant Date -
Apr 30, 2020
app pub date -
Oct 23, 2019
filing date -
Oct 29, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The flow path opening/closing portion replacement device comprises a first enclosing portion having a first opening and a shutter, and enclosing, in a state where the shutter has closed the first opening, an end portion of a converging pipe through which a fluid passes and a valve which is attached to the end portion; a second enclosing portion having a detachable member enabling the valve to be detached and a second opening which can be contiguous with the first opening and enabling removal/insertion of the detachable member, and enclosing the valve together with the first enclosing portion in a contiguous opening state in which the first opening and the second opening are contiguous, wherein, in a state where the second enclosing portion has enclosed the valve together with the first enclosing portion in the contiguous opening state, the valve can be replaced by the detachable member.
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