ATOMIZER - SUZHOU SKYWELL HEALTHCARE INFORMATION CO LTD

Title:

ATOMIZER

Document Type and Number:

WIPO Patent Application WO/2021/052173

Kind Code:

A1

Abstract:

Disclosed is an atomizer, comprising: a pump housing (1) provided with an inner cavity (5) extending in the axial direction of the pump housing (1) and a mount being in communication with the inner cavity (5) and located at a first end of the pump housing (1); a sealing element (2) arranged in the mount and provided with a sealing sleeve (21) and a first through hole (22) which is positioned inside the sealing sleeve (21) and is coaxial with the inner cavity (5), wherein at least part of the sealing element (2) abuts against a mounting surface of the mount; a pressing member (3) at least partially arranged in the mount and abutting against the sealing element (2) to press the sealing element (2) and keep the sealing element (2) in the mount, wherein the pressing member (3) is provided with a second through hole coaxial with the inner cavity (5); and a plunger (4), wherein a first end of the plunger (4) penetrates the second through hole of the pressing member (3) and the first through hole (22) of the sealing element (2) and enters the inner cavity (5) of the pump housing (1) and can move in the inner cavity (5) in a reciprocating manner such that fluid can be pumped into and out of the inner cavity (5), and the pump housing (1), the pressing member (3), and the plunger (4) together define a sealed cavity to contain the sealing member (2).

Inventors:

GU YU (CN)

Application Number:

PCT/CN2020/112946

Publication Date:

March 25, 2021

Filing Date:

September 02, 2020

Export Citation:

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Assignee:

SUZHOU SKYWELL HEALTHCARE INFORMATION CO LTD (CN)

International Classes:

A61M11/00

Foreign References:

CN210785807U	2020-06-19
CN101300041A	2008-11-05
US20070282276A1	2007-12-06
EP3501582A1	2019-06-26
CN208307411U	2019-01-01
CN206473655U	2017-09-08
CN105149135A	2015-12-16

Other References: