JPH01165238U - - Google Patents
Info
- Publication number
- JPH01165238U JPH01165238U JP6148388U JP6148388U JPH01165238U JP H01165238 U JPH01165238 U JP H01165238U JP 6148388 U JP6148388 U JP 6148388U JP 6148388 U JP6148388 U JP 6148388U JP H01165238 U JPH01165238 U JP H01165238U
- Authority
- JP
- Japan
- Prior art keywords
- armatures
- core
- extension part
- extending portions
- printer head
- 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
Landscapes
- Impact Printers (AREA)
Description
第１図ないし第４図は本考案の一実施例を示す
もので、第１図は側面図、第２図は斜視図、第３
図は上部ヨークへのアーマチユアの取付構造を示
す一部の斜視図、第４図は上部ヨークへのアーマ
チユアの取付構造を示す一部の分解斜視図、第５
図は従来のアーマチユアの支持構造を示す一部の
斜視図、第６図はその断面図である。
６……コア、７……電磁コイル、８，９……ア
ーマチユア、１１……ニードル、１４……対向面
、１５，１６……延出部、１８，１９……支持部
、２０……トーシヨンバー。
Figures 1 to 4 show an embodiment of the present invention, with Figure 1 being a side view, Figure 2 being a perspective view, and Figure 3 being a perspective view.
The figure is a partial perspective view showing the mounting structure of the armature to the upper yoke, FIG. 4 is a partial exploded perspective view showing the mounting structure of the armature to the upper yoke, and FIG.
The figure is a partial perspective view showing a conventional armature support structure, and FIG. 6 is a sectional view thereof. 6... Core, 7... Electromagnetic coil, 8, 9... Armature, 11... Needle, 14... Opposing surface, 15, 16... Extension part, 18, 19... Support part, 20... Torsion bar .
Claims (1)
一端にニードルが連結された複数のアーマチユア
の他端にそれぞれ前記コアに対する相対位置が異
なる延出部を形成し、前記延出部の長さが異なる
前記アーマチユアを隣接させてこれらのアーマチ
ユアを前記コアに対向配置し、前記アーマチユア
の前記延出部の両側にトーシヨンバーを介して結
合される複数の支持部を前記延出部の配列位置に
応じて前記コアの配列方向と平行に配設したこと
を特徴とするドツトプリンタヘツド。 ２ トーシヨンバーを中心とする全てのアーマチ
ユアの慣性モーメントを等しく設定したことを特
徴とする請求項１記載のドツトプリンタヘツド。[Scope of claims for utility model registration] 1. A plurality of cores fitted with electromagnetic coils are provided,
A plurality of armatures each having a needle connected to one end have extending portions having different relative positions with respect to the core, respectively, and the armatures having different lengths of the extending portions are adjacent to each other, and these armatures are connected to the core. A plurality of support parts are disposed facing each other and connected to both sides of the extension part of the armature via torsion bars in parallel to the arrangement direction of the cores according to the arrangement position of the extension part. Features a dot printer head. 2. The dot printer head according to claim 1, wherein the moments of inertia of all the armatures about the torsion bar are set equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6148388U JPH01165238U (en) | 1988-05-10 | 1988-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6148388U JPH01165238U (en) | 1988-05-10 | 1988-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165238U true JPH01165238U (en) | 1989-11-17 |
Family
ID=31287152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6148388U Pending JPH01165238U (en) | 1988-05-10 | 1988-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165238U (en) |
-
1988
- 1988-05-10 JP JP6148388U patent/JPH01165238U/ja active Pending