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. 14, 2025
Filed:
Mar. 27, 2023
Murata Manufacturing Co., Ltd., Kyoto, JP;
Yutoku Kawabata, Kyoto, JP;
Nobuhira Tanaka, Kyoto, JP;
Murata Manufacturing Co., Ltd., Kyoto, JP;
Abstract
A fluid control device has a housing. A first main plate of the housing includes a vibration portion, on which a drive body is disposed, having a rotationally symmetric shape in plan view, and multiple openings which is formed outside the vibration portion and through which a pump chamber and the outside communicate with each other. A second main plate includes an opening through which the pump chamber and the outside communicate with each other and which has a rotationally symmetric shape in plan view. The opening is arranged to include the center of the vibration portion in plan view of the first main plate and the second main plate. An opening area of the opening is from 10% to 75% of an area of the vibration portion.