Title:
吸入装置
Document Type and Number:
Japanese Patent JP6575573
Kind Code:
B2
Abstract:
Provided is a suction device that can suppress sound and vibration during use. A suction device includes a flow-passage forming section (1) having a suction port (20) from which fluid is sucked, a discharge port (29) from which the fluid is discharged, and a flow passage (2) which is sealed from an outside except at the suction port (20) and the discharge port (29) and through which the fluid flows, and a piezoelectric driving part (33) that generates a flow of the fluid in the flow passage (2). The piezoelectric driving part (33) includes a diaphragm (37) and a piezoelectric element (34) as a moving part that transmits driving force to the fluid. The moving part is entirely disposed inside the flow passage (2).
Inventors:
Kiyoshi Kurihara
Daisuke Kondo
Hiroshi Takemura
Sadan Ando
Daisuke Kondo
Hiroshi Takemura
Sadan Ando
Application Number:
JP2017169183A
Publication Date:
September 18, 2019
Filing Date:
September 04, 2017
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
A61M1/00; A61M1/06
Domestic Patent References:
| JP2012525202A | ||||
| JP2009156182A | ||||
| JP2013538071A | ||||
| JP2011530350A | ||||
| JP9509866A | ||||
| JP49058686A |
Foreign References:
| WO2010137191A1 | ||||
| WO2010032607A1 | ||||
| US20130178808 | ||||
| US20120316538 |
Attorney, Agent or Firm:
Kaede International Patent Office