The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 16, 2019
Filed:
Jun. 10, 2016
Beijing Red-sea Tech Co., Ltd., Beijing, CN;
Zengxin Chen, Beijing, CN;
BEIJING RED-SEA TECH CO., LTD., Beijing, CN;
Abstract
Provided is a container, which comprises a container body and a cover and further comprises a variable-pressure component, a metering channel, a liquid extraction channel and an outflow channel. The head of the metering channel is in communication with the variable-pressure component, and the tail thereof is in communication with the outflow channel and the liquid extraction channel. A valve, which is opened when the variable-pressure component is pressurized and is closed when the variable-pressure component is depressurized, is provided between the metering channel and the outflow channel. A valve, which is opened when the variable-pressure component is depressurized and is closed when the variable-pressure component is pressurized, is provided between the metering channel and the liquid extraction channel or within the liquid extraction channel. The metering channel, the liquid extraction channel and the outflow channel are fixed to the cover.