JPH0467362U - - Google Patents
Info
- Publication number
- JPH0467362U JPH0467362U JP11096890U JP11096890U JPH0467362U JP H0467362 U JPH0467362 U JP H0467362U JP 11096890 U JP11096890 U JP 11096890U JP 11096890 U JP11096890 U JP 11096890U JP H0467362 U JPH0467362 U JP H0467362U
- Authority
- JP
- Japan
- Prior art keywords
- electrostrictive element
- cross
- sectional
- piezoelectric actuator
- showing
- 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
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
Landscapes
- Impact Printers (AREA)
Description
第１図は、本考案の第１の実施例の断面構造を
示す縦断面図、第２図は、本考案の第２の実施例
の断面構造を示す縦断面図、第３図は、従来の金
属ケース入り圧電アクチユエータの断面構造を示
す縦断面図である。
１……電歪効果素子、２……金属板、３ａ……
蓋、３ｂ……ベローズ、４ａ，４ｂ……リード線
、５ａ，５ｂ……ハーメチツク端子、６……バリ
スタ、７ａ……回路保護用ヒユーズ、７ｂ……過
電圧遮断用ヒユーズ、８……外ケース、９ａ，９
ｂ……外部リード線、１０……ビス、１１……リ
ードリレー。
FIG. 1 is a vertical cross-sectional view showing the cross-sectional structure of the first embodiment of the present invention, FIG. 2 is a vertical cross-sectional view showing the cross-sectional structure of the second embodiment of the present invention, and FIG. 3 is the conventional FIG. 2 is a longitudinal cross-sectional view showing the cross-sectional structure of a piezoelectric actuator enclosed in a metal case. 1... Electrostrictive effect element, 2... Metal plate, 3a...
Lid, 3b... Bellows, 4a, 4b... Lead wire, 5a, 5b... Hermetic terminal, 6... Varistor, 7a... Circuit protection fuse, 7b... Overvoltage cutoff fuse, 8... Outer case, 9a, 9
b... External lead wire, 10... Screw, 11... Reed relay.
Claims (1)
並列に接続された保護回路とを有することを特徴
とする圧電アクチユエータ。 A piezoelectric actuator comprising an electrostrictive element and a protection circuit electrically connected in parallel to the electrostrictive element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11096890U JPH0467362U (en) | 1990-10-23 | 1990-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11096890U JPH0467362U (en) | 1990-10-23 | 1990-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467362U true JPH0467362U (en) | 1992-06-15 |
Family
ID=31858377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11096890U Pending JPH0467362U (en) | 1990-10-23 | 1990-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007089355A (en) * | 2005-09-26 | 2007-04-05 | Taiheiyo Cement Corp | Piezoelectric actuator with protection mechanism and protection mechanism unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01318508A (en) * | 1988-06-17 | 1989-12-25 | Nec Corp | Communication protector |
-
1990
- 1990-10-23 JP JP11096890U patent/JPH0467362U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01318508A (en) * | 1988-06-17 | 1989-12-25 | Nec Corp | Communication protector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007089355A (en) * | 2005-09-26 | 2007-04-05 | Taiheiyo Cement Corp | Piezoelectric actuator with protection mechanism and protection mechanism unit |
| JP4700456B2 (en) * | 2005-09-26 | 2011-06-15 | 太平洋セメント株式会社 | Piezoelectric actuator with protection mechanism and protection mechanism unit |