JPH0261644U - - Google Patents
Info
- Publication number
- JPH0261644U JPH0261644U JP13993088U JP13993088U JPH0261644U JP H0261644 U JPH0261644 U JP H0261644U JP 13993088 U JP13993088 U JP 13993088U JP 13993088 U JP13993088 U JP 13993088U JP H0261644 U JPH0261644 U JP H0261644U
- Authority
- JP
- Japan
- Prior art keywords
- core
- armature
- leaf spring
- metal residual
- bias leaf
- 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
- 239000002184 metal Substances 0.000 claims description 6
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Impact Printers (AREA)
Description
第１図は本考案のワイヤドツト印字ヘツドの金
属製レシジユアルシートの平面図、第２図は第１
図の部分拡大図、第３図はコアの絞り効果特性図
、第４図は従来のワイヤドツト印字ヘツドの要部
断面図、第５図は従来のワイヤドツト印字ヘツド
のコアと金属製レシジユアルシートを示す図であ
る。
１……印字ワイヤ、２……アーマチユア、３…
…バイアス用板バネ、４……ヒンジプレート、５
……磁性スペーサ、６……永久磁石、７，３２…
…コア、８……マグネツトヨーク、９……コアヨ
ーク、１０……第１のアーマチユアヨーク、１１
……第２のアーマチユアヨーク、１２……ヘツド
フレーム、１３……副コア、１４……コイル、１
８，１９……ポリエステルフイルム、２０，３１
……金属製レシジユアルシート、３３，３４は切
欠き、３５……突起。
Figure 1 is a plan view of the metal residual sheet of the wire dot printing head of the present invention, and Figure 2 is a plan view of the metal residual sheet of the wire dot printing head of the present invention.
Figure 3 is a diagram of the aperture effect characteristics of the core, Figure 4 is a sectional view of the main parts of a conventional wire dot print head, and Figure 5 is a core and metal residual sheet of a conventional wire dot print head. FIG. 1... Printing wire, 2... Armature, 3...
...Bias plate spring, 4...Hinge plate, 5
...Magnetic spacer, 6...Permanent magnet, 7,32...
...Core, 8...Magnetic yoke, 9...Core yoke, 10...First armature yoke, 11
...Second armature yoke, 12...Head frame, 13...Sub-core, 14...Coil, 1
8,19...Polyester film, 20,31
...metal residual sheet, 33, 34 are notches, 35... protrusions.
Claims (1)
該アーマチユアに対向して設けられるコアと、上
記アーマチユアを固定するとともに片持ち梁式に
支持されるバイアス用板バネと、上記コアに巻装
され、励磁時に磁束を発生して上記アーマチユア
を揺動するコイルとからなるワイヤドツト印字ヘ
ツドにおいて、 (a) バイアス用板バネとコアとの間に金属製レ
シジユアルシートを介在させるとともに、 (b) 該金属製レシジユアルシートのコアに対向
する部分の一部を切り欠いたことを特徴とするワ
イヤドツト印字ヘツド。[Scope of claim for utility model registration] An armature with a printing wire fixed to the tip,
a core provided opposite to the armature; a bias leaf spring that fixes the armature and is supported in a cantilevered manner; and a bias leaf spring that is wound around the core and generates magnetic flux when excited to swing the armature. In a wire dot printing head consisting of a coil, (a) a metal residual sheet is interposed between the bias leaf spring and the core, and (b) a portion of the metal residual sheet facing the core is provided. A wire dot printing head characterized by having a part cut out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13993088U JPH0261644U (en) | 1988-10-28 | 1988-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13993088U JPH0261644U (en) | 1988-10-28 | 1988-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0261644U true JPH0261644U (en) | 1990-05-08 |
Family
ID=31403645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13993088U Pending JPH0261644U (en) | 1988-10-28 | 1988-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0261644U (en) |
-
1988
- 1988-10-28 JP JP13993088U patent/JPH0261644U/ja active Pending