JPH0387240U - - Google Patents
Info
- Publication number
- JPH0387240U JPH0387240U JP14802089U JP14802089U JPH0387240U JP H0387240 U JPH0387240 U JP H0387240U JP 14802089 U JP14802089 U JP 14802089U JP 14802089 U JP14802089 U JP 14802089U JP H0387240 U JPH0387240 U JP H0387240U
- Authority
- JP
- Japan
- Prior art keywords
- base
- printing
- driving body
- gaps
- driver
- 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.)
- Granted
Links
- 239000012212 insulator Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims 2
- 238000013016 damping Methods 0.000 claims 1
Landscapes
- Impact Printers (AREA)
Description
第１図は本考案の印字エレメントの一実施例を
示す正面図、第２図は従来の一例を示す斜視図で
ある。
１……ベース、７，３１，３２……レバー、８
……ワイヤ、１１，１２……絶縁体、２０……駆
動体、２１……セラミツク素子（圧電素子）、２
２……中間部材、３０……レバー機構、５１，５
２……ヒンジ。
FIG. 1 is a front view showing an embodiment of the printing element of the present invention, and FIG. 2 is a perspective view showing a conventional example. 1... Base, 7, 31, 32... Lever, 8
... wire, 11, 12 ... insulator, 20 ... driver, 21 ... ceramic element (piezoelectric element), 2
2... Intermediate member, 30... Lever mechanism, 51, 5
2...Hinge.
Claims (1)
子（例えばセラミツク素子）をもつ柱状の駆動体
と、Ｕ字形をなし中央空間部で内底部に前記駆動
体の一端を固定したベースと、前記駆動体の他端
および前記ベースの両頂端部に固着し前記駆動体
の歪を拡大して印字用ワイヤに伝達するレバー機
構とを有する印字エレメントにおいて、熱膨張係
数が実質的に等しくなる前記駆動体および前記ベ
ースと、これら駆動体およびベースの間隙に充填
する高熱伝導率をもつ絶縁材の熱伝導絶縁体とを
有することを特徴とする印字エレメント。 ２ 請求項１記載のベースの対向する両腕とこの
中間部にある駆動体との両間隙の一方を充填する
高熱伝導率を持ち且つ弾力性のある絶縁材の熱導
電絶縁体と、両間隙の他方を充填し振動吸収性の
ある制振性絶縁体とを有することを特徴とする印
字エレメント。[Claims for Utility Model Registration] 1. A column-shaped driving body having a piezoelectric element (for example, a ceramic element) that generates piezoelectric longitudinal effect strain during printing driving, and one end of the driving body having a U-shape at the inner bottom in the central space. A printing element having a base fixed to the base and a lever mechanism fixed to the other end of the drive body and both top ends of the base to magnify the strain of the drive body and transmit it to the printing wire, the coefficient of thermal expansion is A printing element characterized in that the driver and the base are substantially equal, and a thermally conductive insulator of an insulating material with high thermal conductivity fills the gap between the driver and the base. 2. A thermally conductive insulator made of an elastic insulating material having high thermal conductivity and filling one of the gaps between the opposing arms of the base according to claim 1 and the driving body located in the intermediate portion thereof, and both gaps. and a vibration damping insulator having vibration absorbing properties filling the other side of the printing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989148020U JPH081089Y2 (en) | 1989-12-21 | 1989-12-21 | Print element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989148020U JPH081089Y2 (en) | 1989-12-21 | 1989-12-21 | Print element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0387240U true JPH0387240U (en) | 1991-09-04 |
| JPH081089Y2 JPH081089Y2 (en) | 1996-01-17 |
Family
ID=31694488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989148020U Expired - Lifetime JPH081089Y2 (en) | 1989-12-21 | 1989-12-21 | Print element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH081089Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6317060A (en) * | 1986-07-09 | 1988-01-25 | Nec Corp | Printing element |
-
1989
- 1989-12-21 JP JP1989148020U patent/JPH081089Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6317060A (en) * | 1986-07-09 | 1988-01-25 | Nec Corp | Printing element |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH081089Y2 (en) | 1996-01-17 |
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