PLUGGING DEVICE
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United States of America Patent
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Issued Date -
Oct 12, 2023
app pub date -
Aug 11, 2021
filing date -
Aug 12, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A plugging device, including a first part, and a second part connected to the first part. The first part or the second part includes a plurality of braiding filaments and a gathering member; portions of the braiding filaments that are close to one ends of the braiding filaments cooperate to form a disc face. The plugging device further includes a film member. The film member at least covers part of an outer surface of the disc face; the gathering member includes an inner sleeve and an outer sleeve, both of which are hollow and sleeved; and one end of each braiding filament and at least part of a gathering region of the film member are all fixed to the gathering member.
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