JPH0316245U - - Google Patents
Info
- Publication number
- JPH0316245U JPH0316245U JP7659489U JP7659489U JPH0316245U JP H0316245 U JPH0316245 U JP H0316245U JP 7659489 U JP7659489 U JP 7659489U JP 7659489 U JP7659489 U JP 7659489U JP H0316245 U JPH0316245 U JP H0316245U
- Authority
- JP
- Japan
- Prior art keywords
- support plate
- spring
- leaf spring
- printer head
- drive arm
- 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
- 238000005452 bending Methods 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims 1
Landscapes
- Impact Printers (AREA)
Description
図面は本考案によるプリンタヘツドの実施例を
示すもので、第１図は要部断面図、第２図は本考
案によるばね支持板の一実施例を示す正面図、第
３図は第２図Ｂ−Ｂ線拡大断面図、第４図は本考
案による一実施例のばね支持板と板ばねの関係を
示す一部切欠正面図、第５図は本考案による一実
施例のばね支持板と板ばねとの固定前の関係を示
す、要部断面図、第６図はばね支持板の他の実施
例を示す要部拡大断面図、第７図はばね支持板の
他の実施例を示す正面図、第８図は第７図Ｃ−Ｃ
線拡大断面図、第９図は従来のばね支持板の一例
を示す正面図、第１０図は第９図Ａ−Ａ線拡大断
面図である。
２……消磁コイル、３……コアー片、４……永
久磁石、７，１６，１７……ばね支持板、７ａ，
１６ａ……屈成部、８……板ばね、９……駆動ア
ーム、１１……印字ワイヤ、１４……固定部材（
ねじ）、１７ａ……突起部。
The drawings show an embodiment of the printer head according to the present invention, in which FIG. 1 is a sectional view of the main part, FIG. 2 is a front view showing an embodiment of the spring support plate according to the present invention, and FIG. FIG. 4 is a partially cutaway front view showing the relationship between a spring support plate and a leaf spring in an embodiment of the present invention, and FIG. 5 is an enlarged cross-sectional view taken along the line B-B. Fig. 6 is an enlarged sectional view of the main part showing another embodiment of the spring support plate, and Fig. 7 shows another embodiment of the spring support plate. Front view, Figure 8 is Figure 7 C-C
9 is a front view showing an example of a conventional spring support plate, and FIG. 10 is an enlarged sectional view taken along the line A--A in FIG. 9. 2... Demagnetizing coil, 3... Core piece, 4... Permanent magnet, 7, 16, 17... Spring support plate, 7a,
16a...bending portion, 8...plate spring, 9...driving arm, 11...printing wire, 14...fixing member (
screw), 17a...protrusion.
Claims (1)
ねを偏倚し、消磁コイルの励磁により上記永久磁
石の磁界を打消して吸着状態の上記駆動アームを
解放して、印字ワイヤを駆動するプリンタヘツド
において、 上記駆動アームの背後に、これと対向して配置
され上記消磁コイルが巻回されるコアー片と、 上記プリンタヘツドの外端部に設けられ、上記
板ばねの外端部を支持するリング状のばね支持板
と、 上記板ばねの外端部と上記ばね支持板とを密着
させる固定部材と、 上記ばね支持板の内端部に屈成され、上記板ば
ね方向に突出した屈成部と、 を具備することを特徴とするプリンタヘツド。 (2) 上述のプリンタヘツドにおいて、上記ばね
支持板の内端部の上記板ばねと対向する面に設け
られた突起部を具備することを特徴とする請求項
１に記載のプリンタヘツド。[Claims for Utility Model Registration] (1) A permanent magnet attracts the drive arm to bias the leaf spring, and excitation of a degaussing coil cancels the magnetic field of the permanent magnet to release the attracted drive arm. , a printer head for driving a printing wire, comprising: a core piece disposed behind and facing the drive arm and around which the degaussing coil is wound; a ring-shaped spring support plate that supports an outer end of the leaf spring; a fixing member that brings the outer end of the leaf spring into close contact with the spring support plate; A printer head comprising: a bending portion protruding in a spring direction; (2) The printer head according to claim 1, further comprising a protrusion provided on a surface of the inner end of the spring support plate facing the leaf spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989076594U JPH0620611Y2 (en) | 1989-06-29 | 1989-06-29 | Printer head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989076594U JPH0620611Y2 (en) | 1989-06-29 | 1989-06-29 | Printer head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0316245U true JPH0316245U (en) | 1991-02-19 |
| JPH0620611Y2 JPH0620611Y2 (en) | 1994-06-01 |
Family
ID=31618206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989076594U Expired - Lifetime JPH0620611Y2 (en) | 1989-06-29 | 1989-06-29 | Printer head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0620611Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01242265A (en) * | 1988-03-25 | 1989-09-27 | Oki Electric Ind Co Ltd | Wire dot printing head |
-
1989
- 1989-06-29 JP JP1989076594U patent/JPH0620611Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01242265A (en) * | 1988-03-25 | 1989-09-27 | Oki Electric Ind Co Ltd | Wire dot printing head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0620611Y2 (en) | 1994-06-01 |