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Title:
PUMP
Document Type and Number:
WIPO Patent Application WO/2022/182030
Kind Code:
A1
Abstract:
The present invention provides a pump comprising: a housing having a shaft hole; a membrane assembly disposed inside the housing; and a shaft assembly mounted on the housing, wherein the shaft assembly has: a shaft inserted to the shaft hole; and a sealing member disposed on an end portion of the shaft and having a plurality of contact areas on the inner side of the housing along the length direction of the shaft.

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Inventors:
LEE DO KYUNG (KR)
JEON JOON SUNG (KR)
CHANG YOUNG WOOK (KR)
Application Number:
PCT/KR2022/002094
Publication Date:
September 01, 2022
Filing Date:
February 11, 2022
Export Citation:
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Assignee:
EOFLOW CO LTD (KR)
International Classes:
A61M5/142; A61M5/145; A61M5/172; F04B19/00
Foreign References:
KR20200021272A2020-02-28
KR20170109593A2017-09-29
KR20160068791A2016-06-15
JP2006519070A2006-08-24
KR20180024990A2018-03-08
Attorney, Agent or Firm:
THEWAVE IP LAW FIRM (KR)
Download PDF:
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