JPS5850844U

JPS5850844U - Wire dot type printing head

Info

Publication number: JPS5850844U
Application number: JP14379781U
Authority: JP
Inventors: 阪倉　重喜
Original assignee: 富士通株式会社
Priority date: 1981-09-28
Filing date: 1981-09-28
Publication date: 1983-04-06

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

；　　　第１図は通常のシリアルプリンタの概要を示す
゛　　平面図、第２図は印字ヘッドの正面斜視図、第３
１　　図は従来の印字ヘッドの内部構造を示す部分破断
ｉ　　斜視図、第４図と第５図は本考案による印字ヘラ
・　　ドの実施例を示すもので、第４図は印字ヘッドの
：　　全容を示す断面図、第５図はアマチュアのストン
：　　バ一部を拡大して示す要部断面図である。図において、５は印字ヘッド、１３は電磁石のアマチュ
ア、Ｗ・・・は印字ワイヤ、１４はワイヤボタン、１６
は復帰ばね、１８はゴムシート、１９はカバー、２０は
プラスチック材である。第２図− 第３図; Figure 1 shows an outline of a normal serial printer. Figure 2 is a top view, Figure 2 is a front perspective view of the print head, and Figure 3 is a front perspective view of the print head.
Figure 1 is a partially cutaway perspective view showing the internal structure of a conventional print head, Figures 4 and 5 show an embodiment of the print head according to the present invention, and Figure 4 is a complete view of the print head. FIG. 5 is an enlarged cross-sectional view of a part of an amateur's stone bar. In the figure, 5 is a print head, 13 is an electromagnetic armature, W... is a print wire, 14 is a wire button, 16
18 is a return spring, 18 is a rubber sheet, 19 is a cover, and 20 is a plastic material. Figure 2 - Figure 3

Claims

[Scope of utility model registration request]

A plurality of electromagnets are arranged in a ring, and the tip of the printing wire driven by the armature of these electromagnets is arranged in one or more rows at the tip of the print head, between the armature and the cover of the print head. In a wire dot type print head with an annular rubber cushioning material interposed as a stopper, an annular rubber sheet is placed on the cover side of the printing bed as a body stopper, and a thicker annular rubber sheet is attached to the rubber sheet. A wire dot type print head in which plastic materials are arranged one on top of the other, and the impact from the armature is transmitted to the rubber sheet through the thicker plastic material.