Title:
APPLICATION TOOL
Document Type and Number:
WIPO Patent Application WO/2019/233132
Kind Code:
A1
Abstract:
An application tool, in particular an application tool provided with a porous body, comprising an application head (1), a liquid storage tube (4), a porous body (2) communicating with the application head (1), the porous body (2) being in communication with the ambient atmosphere; the application tool further comprises an air-liquid exchanger (3), the liquid storage tube (4) being in communication with the porous body (2) through the air-liquid exchanger (3), the air-liquid exchanger (3) comprising a liquid guiding passage (31) and an air guiding passage (30); and the porous body (2) comprises a buffer portion (20), an incremental capillary portion (21) and a liquid collection portion (22), and has different rising capillary pressures in each portion. The application tool can control the release of an application liquid and prevent the application liquid from leaking, and the structure is simple, the application is smooth, and the manufacturing is easy.
Inventors:
WANG LIPING (CN)
ZHOU XINGFU (CN)
ZHOU XINGFU (CN)
Application Number:
PCT/CN2019/076390
Publication Date:
December 12, 2019
Filing Date:
February 28, 2019
Export Citation:
Assignee:
WANG SHUIJUAN (CN)
International Classes:
B43K8/04; B43K3/02; B43K5/18; B43K8/06; B43M11/08
Foreign References:
| CN208277693U | 2018-12-25 | |||
| CN208277692U | 2018-12-25 | |||
| CN101032905A | 2007-09-12 | |||
| JPS5545523U | 1980-03-25 | |||
| JPS6316548Y2 | 1988-05-11 | |||
| JP5859164B1 | 2016-02-10 | |||
| CN200954727Y | 2007-10-03 | |||
| JP2010274626A | 2010-12-09 |
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