JP2012010128A5 - Vibrating piece and vibrating device - Google Patents
Vibrating piece and vibrating device Download PDFInfo
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- JP2012010128A5 JP2012010128A5 JP2010144607A JP2010144607A JP2012010128A5 JP 2012010128 A5 JP2012010128 A5 JP 2012010128A5 JP 2010144607 A JP2010144607 A JP 2010144607A JP 2010144607 A JP2010144607 A JP 2010144607A JP 2012010128 A5 JP2012010128 A5 JP 2012010128A5
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Description
本発明は、上記課題の少なくとも一部を解決するためになされたものであり、以下の形態又は適用例として実現することが可能である。
本発明のある形態に係る振動片は、基部と、前記基部の一方の端部から第１の方向に沿って延出されている振動腕からなる振動部と、前記基部の前記一方の端部とは反対側の他方の端部に接続されている保持部と、を含み、前記保持部は、平面視で、前記振動部が間に配置されるように、前記第１の方向に沿って延出され、且つ、第１の支持部及び前記第１の支持部よりも基端側に配置されている第２の支持部を含む第１腕部と、前記第１の方向に沿って延出され、且つ、第３の支持部が設けられ、且つ、前記第１腕部よりも長さの短い第２腕部と、を含み、前記基部と、前記振動部と、前記保持部と、を含む系の重心が、前記平面視において、前記第１の支持部、前記第２の支持部、及び前記第３の支持部を結んだ仮想線により囲まれる領域内に位置していることを特徴とする。
本発明のある別の形態に係る振動片は、前記第１腕部の基端から第２の支持部までの距離が、前記第２腕部の基端から第３の支持部までの距離よりも長いことを特徴とする。
本発明のある別の形態に係る振動片は、前記振動部の中心は、前記平面視で、前記第１腕部寄りに配置されていることを特徴とする。
本発明のある別の形態に係る振動片は、前記第１腕部の前記第１の支持部が配置されているところの前記第１の方向と交差する第２方向に沿った幅、及び前記第２の支持部が配置されているところの前記第２方向に沿った幅が、前記第２腕部の前記第３の支持部が配置されているところの前記第２方向に沿った幅よりも広いことを特徴とする。
本発明のある別の形態に係る振動子は、前記振動部は複数本の振動腕を含むことを特徴とする。
本発明のある別の形態に係る振動片は、前記振動腕は、表裏の関係にある第１の主面及び第２の主面の少なくとも一方に、前記第１の方向に沿って設けられている溝部を含むことを特徴とする。
本発明のある別の形態に係る振動片は、前記振動腕は、前記基部の前記一方の端部側に配置されている腕部と、前記腕部の前記第１の方向の先端側に接続され、前記腕部よりも幅が広い錘部と、を含むことを特徴とする。
本発明のある別の形態に係る振動片は、前記基部には、前記一方の端部と前記他方の端部との間に配置され、前記第２の方向に沿って切り欠かれている切り欠き部が設けられていることを特徴とする。
本発明のある別の形態に係る振動デバイスは、前記振動片と、前記振動片が収容されているパッケージと、を備え、前記第１の支持部、前記第２の支持部、及び前記第３の支持部が、前記パッケージに支持されていることを特徴とする。
SUMMARY An advantage of some aspects of the invention is to solve at least a part of the problems described above, and the invention can be implemented as the following forms or application examples.
A resonator element according to an embodiment of the present invention includes a base, a vibrating portion including a vibrating arm extending in a first direction from one end of the base, and the one end of the base. A holding portion connected to the other end opposite to the first portion, and the holding portion is along the first direction so that the vibrating portion is disposed therebetween in plan view. A first arm portion including a first support portion and a second support portion disposed closer to the base end side than the first support portion; and extending along the first direction. A second arm portion that is extended and is provided with a third support portion and shorter in length than the first arm portion, the base portion, the vibration portion, and the holding portion, Is a region surrounded by an imaginary line connecting the first support portion, the second support portion, and the third support portion in the plan view. Characterized in that it is located within.
In the resonator element according to another aspect of the invention, the distance from the base end of the first arm portion to the second support portion is greater than the distance from the base end of the second arm portion to the third support portion. It is also characterized by its long length.
A vibrating piece according to another embodiment of the present invention is characterized in that the center of the vibrating portion is disposed closer to the first arm portion in the plan view.
A resonator element according to another aspect of the invention includes a width along a second direction intersecting the first direction where the first support portion of the first arm portion is disposed, and the The width along the second direction where the second support portion is disposed is greater than the width along the second direction where the third support portion of the second arm portion is disposed. It is also characterized by its wideness.
According to another aspect of the invention, the vibrator includes a plurality of vibrating arms.
In the resonator element according to another aspect of the invention, the vibrating arm is provided on at least one of the first main surface and the second main surface in a front-back relationship along the first direction. It is characterized by including the groove part which is.
In the resonator element according to another aspect of the invention, the vibrating arm is connected to an arm portion disposed on the one end portion side of the base portion and a distal end side of the arm portion in the first direction. And a weight portion having a width wider than that of the arm portion.
A resonator element according to another aspect of the invention includes a resonator element, wherein the base portion is disposed between the one end portion and the other end portion, and is cut out along the second direction. A notch is provided.
A vibrating device according to another embodiment of the present invention includes the vibrating piece and a package in which the vibrating piece is housed, and the first supporting portion, the second supporting portion, and the third The support portion is supported by the package.
Claims (9)
前記基部の一方の端部から第１の方向に沿って延出されている振動腕からなる振動部と、
前記基部の前記一方の端部とは反対側の他方の端部に接続されている保持部と、
を含み、
前記保持部は、
平面視で、前記振動部が間に配置されるように、
前記第１の方向に沿って延出され、且つ、第１の支持部及び前記第１の支持部よりも基端側に配置されている第２の支持部を含む第１腕部と、
前記第１の方向に沿って延出され、且つ、第３の支持部が設けられ、且つ、前記第１腕部よりも長さの短い第２腕部と、
を含み、
前記基部と、前記振動部と、前記保持部と、を含む系の重心が、
前記平面視において、前記第１の支持部、前記第２の支持部、及び前記第３の支持部を結んだ仮想線により囲まれる領域内に位置していることを特徴とする振動片。 The base,
A vibrating portion comprising a vibrating arm extending along a first direction from one end of the base;
A holding part connected to the other end of the base opposite to the one end;
Including
The holding part is
In plan view, so that the vibration part is disposed between,
A first arm portion that extends along the first direction and includes a first support portion and a second support portion that is disposed on a proximal side relative to the first support portion;
A second arm that extends along the first direction, is provided with a third support, and is shorter than the first arm;
Including
The center of gravity of the system including the base, the vibrating part, and the holding part is
In the planar view, the resonator element is located within a region surrounded by an imaginary line connecting the first support portion, the second support portion, and the third support portion .
前記第１腕部の基端から第２の支持部までの距離が、前記第２腕部の基端から第３の支持部までの距離よりも長いことを特徴とする振動片。 In claim 1,
The resonator element, wherein a distance from a base end of the first arm portion to a second support portion is longer than a distance from a base end of the second arm portion to a third support portion .
前記振動部の中心は、前記平面視で、前記第１腕部寄りに配置されていることを特徴とする振動片。 In claim 1 or 2,
The center of the vibration part, said in plan view, resonator element, characterized in that arranged on the first arm portion closer.
前記第１腕部の前記第１の支持部が配置されているところの前記第１の方向と交差する第２方向に沿った幅、及び前記第２の支持部が配置されているところの前記第２方向に沿った幅が、前記第２腕部の前記第３の支持部が配置されているところの前記第２方向に沿った幅よりも広いことを特徴とする振動片。 In any one of Claims 1 thru | or 3,
The width of the first arm portion along the second direction intersecting the first direction where the first support portion is disposed, and the portion where the second support portion is disposed. The resonator element , wherein a width along the second direction is wider than a width along the second direction where the third support portion of the second arm portion is disposed .
前記振動部は複数本の振動腕を含むことを特徴とする振動片。 In any one of Claims 1 thru | or 4,
Vibrating piece the vibrating unit, which comprises a vibrating arms plural.
前記振動腕は、
表裏の関係にある第１の主面及び第２の主面の少なくとも一方に、前記第１の方向に沿って設けられている溝部を含むことを特徴とする振動片。 In any one of Claims 1 thru | or 5,
The vibrating arm is
A resonator element comprising a groove portion provided along at least one of the first main surface and the second main surface in a front-back relationship along the first direction .
前記振動腕は、
前記基部の前記一方の端部側に配置されている腕部と、
前記腕部の前記第１の方向の先端側に接続され、前記腕部よりも幅が広い錘部と、
を含むことを特徴とする振動片。 In any one of Claims 1 thru | or 6,
The vibrating arm is
An arm portion disposed on the one end side of the base portion;
A weight portion connected to a tip side of the arm portion in the first direction and having a width wider than the arm portion;
A vibrating piece comprising:
前記基部には、前記一方の端部と前記他方の端部との間に配置され、前記第２の方向に沿って切り欠かれている切り欠き部が設けられていることを特徴とする振動片。The vibration is characterized in that the base is provided with a notch that is disposed between the one end and the other end and is notched along the second direction. Piece.
前記振動片が収容されているパッケージと、A package containing the resonator element;
を備え、With
前記第１の支持部、前記第２の支持部、及び前記第３の支持部が、前記パッケージに支持されていることを特徴とする振動デバイス。The vibration device, wherein the first support portion, the second support portion, and the third support portion are supported by the package.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010144607A JP5585240B2 (en) | 2010-06-25 | 2010-06-25 | Vibrating piece and vibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010144607A JP5585240B2 (en) | 2010-06-25 | 2010-06-25 | Vibrating piece and vibrating device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012010128A JP2012010128A (en) | 2012-01-12 |
| JP2012010128A5 true JP2012010128A5 (en) | 2013-08-08 |
| JP5585240B2 JP5585240B2 (en) | 2014-09-10 |
Family
ID=45540164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010144607A Expired - Fee Related JP5585240B2 (en) | 2010-06-25 | 2010-06-25 | Vibrating piece and vibrating device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5585240B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014208251A1 (en) * | 2013-06-26 | 2014-12-31 | 株式会社大真空 | Tuning fork-type piezoelectric vibrator part and tuning fork-type piezoelectric vibrator |
| JP6534023B1 (en) * | 2018-08-30 | 2019-06-26 | パナソニックＩｐマネジメント株式会社 | Bone conduction microphone |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01236808A (en) * | 1988-03-17 | 1989-09-21 | Matsushima Kogyo Co Ltd | Tortion crystal resonator |
| JPH01311712A (en) * | 1988-06-10 | 1989-12-15 | Seiko Electronic Components Ltd | Thin profile piezoelectric vibrator unit |
| JP3951058B2 (en) * | 2003-08-19 | 2007-08-01 | セイコーエプソン株式会社 | Tuning fork type piezoelectric vibrating piece |
| JP2007013910A (en) * | 2005-05-31 | 2007-01-18 | Sanyo Electric Co Ltd | Piezoelectric resonator |
| JP4569830B2 (en) * | 2006-03-08 | 2010-10-27 | エプソントヨコム株式会社 | Bonding structure of piezoelectric vibrating piece and piezoelectric device |
| JP2008048274A (en) * | 2006-08-18 | 2008-02-28 | Epson Toyocom Corp | Piezo-electric vibrating piece and piezo-electric device |
| JP4905859B2 (en) * | 2007-07-11 | 2012-03-28 | セイコーエプソン株式会社 | Piezoelectric device and method for manufacturing piezoelectric device |
| JP4937020B2 (en) * | 2007-07-12 | 2012-05-23 | セイコーインスツル株式会社 | Piezoelectric vibrator manufacturing method, piezoelectric vibrator, oscillator, electronic device, and radio timepiece |
| JP2009060335A (en) * | 2007-08-31 | 2009-03-19 | Epson Toyocom Corp | Piezoelectric device |
| JP2009094844A (en) * | 2007-10-10 | 2009-04-30 | Citizen Holdings Co Ltd | Crystal oscillator piece |
| JP4594412B2 (en) * | 2008-05-22 | 2010-12-08 | 日本電波工業株式会社 | Piezoelectric vibrating piece and piezoelectric device |
-
2010
- 2010-06-25 JP JP2010144607A patent/JP5585240B2/en not_active Expired - Fee Related
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