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:
Dec. 28, 2021
Filed:
Mar. 12, 2019
Mitani Valve Co., Ltd., Tokyo, JP;
Masato Suzuki, Tokyo, JP;
MITANI VALVE CO., LTD., Tokyo, JP;
Abstract
A certain amount of contents is easily sprayed by one pressing operation. A metered spray unitbeing mounted on a stemof a valvethat is provided on the upper portion of a container body, configured to spray a certain amount of contents in a container body, includes an outer cylinderwhich is provided with a stem insertion holeinto which the tip of the stemis inserted and the inner wall thereof is fixed to the stem, a metering chamberconnected to the stem insertion hole, the metering chamber being an internal space having a predetermined capacity, connected to the stem insertion hole, and an spray portcommunicating with the metering chamber, a plug memberthat is inserted from the inside of the metering chamberinto the spray portfor blocking the spray port, a push button, an elastic memberfor supporting the push buttonon the outer cylinder, and a shaft memberconnected to the push button. The elastic memberhas an amount of displacement due to the pressing force applied to the push button, being smaller than the amount of displacement when applying the same pressing force to the spring for urging the stemwithin the valve