Title:
BLOWER
Document Type and Number:
WIPO Patent Application WO/2015/178104
Kind Code:
A1
Abstract:
A piezoelectric blower (100) is provided with a first valve (80), a first case (17), an oscillating plate (41), a piezoelectric element (42), a second case (117), and a second valve (180). The first case (17) and the oscillating plate (41) form a first blower chamber (31). A first top plate (18) has a first vent (24) that connects the interior of the first blower chamber (31) and the exterior of the first blower chamber (31). The second case (117) and an actuator (50) form a second blower chamber (131). A second top plate (118) has a second vent (124) that connects the interior of the second blower chamber (131) and the exterior of the second blower chamber (131). The oscillating plate (41) has openings (62) and third vents (162) that connect the outer periphery of the first blower chamber (31) to the outer periphery of the second blower chamber (131). The third vents (162) connect the openings (62) to the exterior of a case (90).
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Inventors:
TANAKA NOBUHIRA (JP)
KURIHARA KIYOSHI (JP)
KURIHARA KIYOSHI (JP)
Application Number:
PCT/JP2015/060439
Publication Date:
November 26, 2015
Filing Date:
April 02, 2015
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
F04B45/04; F04B45/047
Domestic Patent References:
| WO2013117945A1 | 2013-08-15 | |||
| WO2014024608A1 | 2014-02-13 |
Foreign References:
| JPS60195987U | 1985-12-27 | |||
| JPH01167475A | 1989-07-03 |
Other References:
See also references of EP 3147504A4
Attorney, Agent or Firm:
Kaede Patent Attorneys' Office (JP)
Patent business corporation Kaede Patent Attorneys' Office (JP)
Patent business corporation Kaede Patent Attorneys' Office (JP)
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