JPH0334259U - - Google Patents
Info
- Publication number
- JPH0334259U JPH0334259U JP1989093481U JP9348189U JPH0334259U JP H0334259 U JPH0334259 U JP H0334259U JP 1989093481 U JP1989093481 U JP 1989093481U JP 9348189 U JP9348189 U JP 9348189U JP H0334259 U JPH0334259 U JP H0334259U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric bimorph
- resonance mode
- amplitude
- antinode
- reinforced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012779 reinforcing material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図は本考案の圧電バイモルフ・アクチユエ
ータの一実施例であり、Ａは上面図、Ｂは正面図
である。第２図は従来の圧電バイモルフアクチユ
エータの共振モードの説明図であり、Ａは１次共
振モード、Ｂは２次共振モード、Ｃは３次共振モ
ードを示す。第３図は従来と本考案の圧電バイモ
ルフ・アクチユエータの周波数と先端部の振幅の
関係を示す図であり、カーブ１は従来のものであ
り、カーブ２は本考案のものである。
１……圧電バイモルフ素子、２……補強材。
FIG. 1 shows an embodiment of the piezoelectric bimorph actuator of the present invention, in which A is a top view and B is a front view. FIG. 2 is an explanatory diagram of the resonance modes of a conventional piezoelectric bimorph actuator, where A indicates the first resonance mode, B the second resonance mode, and C the third resonance mode. FIG. 3 is a diagram showing the relationship between the frequency and the amplitude of the tip of the piezoelectric bimorph actuator of the prior art and the present invention, where curve 1 is for the conventional piezoelectric bimorph actuator and curve 2 is for the present invention. 1... Piezoelectric bimorph element, 2... Reinforcement material.
Claims (1)
バイモルフ素子の２次以上の共振モードにおける
振幅の腹となる部分を補強材にて補強したことを
特徴とする圧電バイモルフ・アクチユエータ。 A piezoelectric bimorph actuator comprising a piezoelectric bimorph element whose base end is fixed and whose distal end is open, and the part that becomes the antinode of the amplitude in the second or higher resonance mode is reinforced with a reinforcing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093481U JPH0334259U (en) | 1989-08-10 | 1989-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989093481U JPH0334259U (en) | 1989-08-10 | 1989-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0334259U true JPH0334259U (en) | 1991-04-04 |
Family
ID=31642863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989093481U Pending JPH0334259U (en) | 1989-08-10 | 1989-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0334259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999013518A1 (en) * | 1997-09-08 | 1999-03-18 | Ngk Insulators, Ltd. | Piezoelectric/electrostriction device |
-
1989
- 1989-08-10 JP JP1989093481U patent/JPH0334259U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999013518A1 (en) * | 1997-09-08 | 1999-03-18 | Ngk Insulators, Ltd. | Piezoelectric/electrostriction device |