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Patent Searching and Data


Title:
DISPLACEMENT MAGNIFYING MECHANISM, POLISHING DEVICE, ACTUATOR, DISPENSER, AND AIR VALVE
Document Type and Number:
WIPO Patent Application WO/2019/009035
Kind Code:
A1
Abstract:
A displacement magnifying mechanism is provided with: a base portion as a substrate; a first attachment portion and a second attachment portion which are provided on a surface on one side of the base portion; a first piezoelectric element and a second piezoelectric element of which one ends are respectively attached to the first attachment portion and the second attachment portion; an operating portion which is connected to other ends of the first piezoelectric element and the second piezoelectric element, and which generates a displacement due to expansion and contraction of the piezoelectric element; and a link portion which is disposed at the center of the first piezoelectric element and the second piezoelectric element and links the operating portion with the base portion, the link portion being made of a material having a Young's modulus higher than that of the first piezoelectric element and the second piezoelectric element.

Inventors:
CHEE SZE KEAT (JP)
YANO TAKESHI (JP)
YANO AKIO (JP)
Application Number:
PCT/JP2018/022644
Publication Date:
January 10, 2019
Filing Date:
June 13, 2018
Export Citation:
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Assignee:
MECHANO TRANSF CORPORATION (JP)
International Classes:
H02N2/04; B24B37/34; H01L41/053; H01L41/09
Domestic Patent References:
WO2016209168A12016-12-29
Foreign References:
JP2012175746A2012-09-10
JP2000092876A2000-03-31
JP2009044861A2009-02-26
JP2009052985A2009-03-12
JP2017070133A2017-04-06
JP2014504135A2014-02-13
JP2011033033A2011-02-17
Other References:
See also references of EP 3651344A4
Attorney, Agent or Firm:
SHIRASAKA & PATENT PARTNERS (JP)
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