JPS629527U - - Google Patents
Info
- Publication number
- JPS629527U JPS629527U JP10144885U JP10144885U JPS629527U JP S629527 U JPS629527 U JP S629527U JP 10144885 U JP10144885 U JP 10144885U JP 10144885 U JP10144885 U JP 10144885U JP S629527 U JPS629527 U JP S629527U
- Authority
- JP
- Japan
- Prior art keywords
- print head
- permanent magnet
- dot
- magnetic circuit
- plastic
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000005284 excitation Effects 0.000 claims description 2
- 239000011230 binding agent Substances 0.000 claims 1
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 claims 1
Landscapes
- Impact Printers (AREA)
Description
第１図は本考案の電磁変換駆動機構実施例とす
る側断面図、第２図は従来の印字ヘツドの電磁変
換駆動機構を示す側面図である。
図中、１０はドツトワイヤ、１１はアーマチユ
ア、１２は励磁コイル、１３はヨーク、１４と２
４は永久磁石、及び１５は板ばねである。
FIG. 1 is a side sectional view showing an embodiment of the electromagnetic conversion drive mechanism of the present invention, and FIG. 2 is a side view showing a conventional electromagnetic conversion drive mechanism for a print head. In the figure, 10 is a dot wire, 11 is an armature, 12 is an excitation coil, 13 is a yoke, 14 and 2
4 is a permanent magnet, and 15 is a leaf spring.
Claims (1)
久磁石からなる磁気回路と、前記磁気回路の励磁
コイルを備えるドツトワイヤ駆動の電磁変換回路
において、前記永久磁石の一部または全部が、プ
ラスチツク磁石により形成されていることを特徴
とするドツトプリンタ用印字ヘツド。 (2) 前記プラスチツク磁石がサマリユーム・コ
バルト粉末とバインダ樹脂を加熱固化して形成さ
れていることを特徴とする実用新案登録請求の範
囲第１項記載のドツトプリンタ用印字ヘツド。[Claims for Utility Model Registration] (1) In a dot wire-driven electromagnetic conversion circuit comprising a magnetic circuit consisting of a magnetic gap, an armature, a yoke, and a permanent magnet, and an excitation coil of the magnetic circuit, a portion of the permanent magnet or A print head for a dot printer, characterized in that the print head is entirely formed of plastic magnets. (2) The print head for a dot printer according to claim 1, wherein the plastic magnet is formed by heating and solidifying samarium cobalt powder and a binder resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144885U JPH047974Y2 (en) | 1985-07-03 | 1985-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10144885U JPH047974Y2 (en) | 1985-07-03 | 1985-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS629527U true JPS629527U (en) | 1987-01-21 |
| JPH047974Y2 JPH047974Y2 (en) | 1992-02-28 |
Family
ID=30972191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10144885U Expired JPH047974Y2 (en) | 1985-07-03 | 1985-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047974Y2 (en) |
-
1985
- 1985-07-03 JP JP10144885U patent/JPH047974Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH047974Y2 (en) | 1992-02-28 |
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