JPH0473547U - - Google Patents
Info
- Publication number
- JPH0473547U JPH0473547U JP11737890U JP11737890U JPH0473547U JP H0473547 U JPH0473547 U JP H0473547U JP 11737890 U JP11737890 U JP 11737890U JP 11737890 U JP11737890 U JP 11737890U JP H0473547 U JPH0473547 U JP H0473547U
- Authority
- JP
- Japan
- Prior art keywords
- armatures
- connecting portion
- printing head
- spring
- tongue
- 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
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Impact Printers (AREA)
Description
第１図は、本考案による印字ヘツドに用いられ
るバイアス用板バネの一実施例の形状の一部を示
す平面図、第２図は、本考案による印字ヘツドの
要部の断面図、第３図は、印字ヘツドを装着した
調整治具の平面図、第４図は、バネ力調整部の要
部断面図、第５図は、バイアス用板バネの他の実
施例の形状の一部を示す平面図、第６図は、ワイ
ヤドツト印字ヘツドの断面図、第７図は、従来の
バイアス用板バネの形状を示す平面図である。
１……ガイドフレーム、２……キヤツプ、４…
…永久磁石、６……スペーサ、７，７０……バイ
アス用板バネ、８……アーマチユアヨーク、１０
……アーマチユア、１１……印字ワイヤ、１２…
…コア、１３……コイル、１５……印字ヘツド、
１６……調整治具、７１１〜７１ｎ……舌片状バ
ネ部、７２１〜７２ｎ……連結部。
FIG. 1 is a plan view showing a part of the shape of an embodiment of a bias leaf spring used in a print head according to the present invention, FIG. 2 is a sectional view of a main part of the print head according to the present invention, and FIG. The figure is a plan view of the adjustment jig with the print head attached, Figure 4 is a cross-sectional view of the main part of the spring force adjustment section, and Figure 5 shows a part of the shape of another embodiment of the bias leaf spring. 6 is a sectional view of the wire dot printing head, and FIG. 7 is a plan view showing the shape of a conventional bias leaf spring. 1... Guide frame, 2... Cap, 4...
... Permanent magnet, 6 ... Spacer, 7, 70 ... Bias plate spring, 8 ... Armature yoke, 10
... Armature, 11 ... Printing wire, 12 ...
... Core, 13 ... Coil, 15 ... Print head,
16... Adjustment jig, 71 1 to 71 n ... Tongue-shaped spring portion, 72 1 to 72 n ... Connection portion.
Claims (1)
ユアと、前記複数個のアーマチユアの各先端に固
着された印字ワイヤと、前記複数個のアーマチユ
アをそれぞれ揺動自在に支持する板バネと、前記
板バネを挟持する固定部材とを具備するワイヤド
ツト印字ヘツドにおいて、 前記板バネは、放射状に配列されて前記複数個
のアーマチユアをそれぞれ揺動自在に支持する複
数の舌片状バネ部と、前記複数の舌片状バネ部の
隣接する同士を放射中心方向に変位可能に連結す
る連結部とからなることを特徴とするワイヤドツ
ト印字ヘツド。 (2) 前記連結部は、前記舌片状バネ部よりも板
厚が薄くかつ厚み方向に貫通した孔を有すること
を特徴とする請求項１記載のワイヤドツト印字ヘ
ツド。[Claims for Utility Model Registration] (1) A plurality of armatures corresponding to the number of printed dots, a printing wire fixed to each tip of the plurality of armatures, and each of the plurality of armatures swingable. In a wire dot printing head that includes a supporting plate spring and a fixing member that clamps the plate spring, the plate spring has a plurality of tongue pieces arranged radially and swingably supporting the plurality of armatures. What is claimed is: 1. A wire dot printing head comprising: a shaped spring portion; and a connecting portion that connects adjacent tongue-shaped spring portions so as to be displaceable in a radial center direction. (2) The wire dot printing head according to claim 1, wherein the connecting portion is thinner than the tongue-like spring portion and has a hole passing through the connecting portion in the thickness direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11737890U JPH0473547U (en) | 1990-11-07 | 1990-11-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11737890U JPH0473547U (en) | 1990-11-07 | 1990-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0473547U true JPH0473547U (en) | 1992-06-29 |
Family
ID=31865279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11737890U Pending JPH0473547U (en) | 1990-11-07 | 1990-11-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0473547U (en) |
-
1990
- 1990-11-07 JP JP11737890U patent/JPH0473547U/ja active Pending
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