Title:
PIEZOELECTRIC OSCILLATOR
Document Type and Number:
WIPO Patent Application WO/2021/059576
Kind Code:
A1
Abstract:
This piezoelectric oscillator (1) comprises: a base (31) having a main surface (31A); a piezoelectric oscillating element (10) mounted to the main surface (31A) of the base (31); a lid member (40) having a recessed section that accommodates the piezoelectric oscillating element (10) and having a greater toughness than the base; and a joining member (50) provided in a frame-like shape so as to surround the piezoelectric oscillating element (10) as seen in a plan view of the main surface (31A) of the base (31), and joining the base (31) and the lid member (40), wherein, at least a portion of an outer edge part of the lid member (40) is positioned outside of the base (31) as seen in a plan view of the main surface (31A) of the base (31).
Inventors:
KIZU TORU (JP)
IBARAGI HIROSHI (JP)
NAKAFUKU SACHIHITO (JP)
HORITA YASUHIRO (JP)
IBARAGI HIROSHI (JP)
NAKAFUKU SACHIHITO (JP)
HORITA YASUHIRO (JP)
Application Number:
PCT/JP2020/018793
Publication Date:
April 01, 2021
Filing Date:
May 11, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01L23/02; H01L23/04; H01L23/08; H03H3/02; H03H9/02
Foreign References:
| JP2008283598A | 2008-11-20 | |||
| JP2015070449A | 2015-04-13 | |||
| JP2018010890A | 2018-01-18 | |||
| JP2015139053A | 2015-07-30 | |||
| JP2010220152A | 2010-09-30 | |||
| JP2007067832A | 2007-03-15 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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