Multifunctional air extraction boosting pump

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United States of America Patent

PATENT NO 10808731
SERIAL NO

16120486

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A multifunctional air extraction boosting pump includes an upper cover, two positioning rings mounted in the upper cover, a control valve mounted in the upper cover, an air inlet pipe connected with the upper cover, and a container connected with the upper cover. One of the positioning rings is initially mounted in the upper cover. Then, the control valve is mounted in the upper cover. Then, the other one of the positioning rings is mounted in the upper cover. Then, the air inlet pipe is mounted on the upper cover. Thus, the air extraction boosting pump is assembled easily and conveniently.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
HSU HENG YINot Provided

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hsu, Heng-Yi Tainan, TW 7 2

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