Title:
BUTTON-TYPE VACUUM AIR CUSHION CONTAINER
Document Type and Number:
WIPO Patent Application WO/2023/109260
Kind Code:
A1
Abstract:
Disclosed is a button-type vacuum air cushion container, comprising: an upper cover, a lower cover, an inner tray, an inner bottom, a middle ring, a piston, a first pump valve, a second pump valve and an inner cover. A bottom opening is provided at one end of the lower cover, away from the upper cover; the inner tray is a container having a top opening, and the bottom of the inner tray extends into the bottom opening; the inner cover covers the inner tray, and a first cavity is formed between the middle ring and the inner cover while a second cavity is formed between the middle ring and the piston; a discharge outlet and an elastic protrusion are provided on the inner cover; the first pump valve is provided between the inner cover and a ring, and the second pump valve is provided close to the elastic protrusion on the middle ring in the first cavity; and the first pump valve and the second pump valve are one-way valves, and material can flow through the second pump valve to enter the first cavity from the second cavity and flow through the first pump valve and out of the discharge outlet. The present invention can reduce the contamination to cosmetics during the use process. A proper amount of cosmetics will be dispensed as needed to avoid waste, and the inner liner of the container can be replaced for a more environment-friendly purpose.
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Inventors:
YANG HAIYING (CN)
Application Number:
PCT/CN2022/123717
Publication Date:
June 22, 2023
Filing Date:
October 06, 2022
Export Citation:
Assignee:
SHYA HSIN PACKAGING IND CHINA CO LTD (CN)
International Classes:
A45D33/24; A45D33/06; A45D33/26
Domestic Patent References:
| WO2015147505A1 | 2015-10-01 |
Foreign References:
| CN217510062U | 2022-09-30 | |||
| CN106998877A | 2017-08-01 | |||
| CN201539388U | 2010-08-04 | |||
| CN106102511A | 2016-11-09 | |||
| CN113576145A | 2021-11-02 |
Attorney, Agent or Firm:
KUNSHAN ZHONGJI GUOCHUANG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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