JPS6069647U - print head - Google Patents

print head

Info

Publication number
JPS6069647U
JPS6069647U JP16320283U JP16320283U JPS6069647U JP S6069647 U JPS6069647 U JP S6069647U JP 16320283 U JP16320283 U JP 16320283U JP 16320283 U JP16320283 U JP 16320283U JP S6069647 U JPS6069647 U JP S6069647U
Authority
JP
Japan
Prior art keywords
armature
torsion spring
print head
forked
width
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
Application number
JP16320283U
Other languages
Japanese (ja)
Other versions
JPH029971Y2 (en
Inventor
惇夫 坂井田
川浦　正章
近岡　保二
博 岩田
浅野　清満
Original Assignee
ブラザー工業株式会社
エヌ・ティ・ティ・技術移転株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ブラザー工業株式会社, エヌ・ティ・ティ・技術移転株式会社 filed Critical ブラザー工業株式会社
Priority to JP16320283U priority Critical patent/JPS6069647U/en
Priority to US06/662,247 priority patent/US4634301A/en
Publication of JPS6069647U publication Critical patent/JPS6069647U/en
Application granted granted Critical
Publication of JPH029971Y2 publication Critical patent/JPH029971Y2/ja
Granted legal-status Critical Current

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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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例を示す説明図、第２図はプリントヘッド
を一部破断して示す斜視図、第３図はプリントヘッドの
路体断面図、第４図は作動体の斜視図、第５図は第４図
Ａ−Ａ線の拡大断面図、第６図はロー材の付着状態を示
す説明図、第７図は本考案の変更実施例を示す説明図で
ある。 図中２０はホルダ、２１はアーマチュア、２１ａは対向
端部、２２はトーションばね、２２ａ〜２２５は膨径部
、２３　ａ、　　２３　ｂは二又部、２６は透孔、２７
ａ、２７ｂは面取部、２９は印字ワイヤである。 第１図 −第３図Fig. 1 is an explanatory diagram showing a conventional example, Fig. 2 is a partially cutaway perspective view of the print head, Fig. 3 is a sectional view of the road body of the print head, and Fig. 4 is a perspective view of the actuating body. 5 is an enlarged sectional view taken along the line A--A in FIG. 4, FIG. 6 is an explanatory view showing the state of attachment of brazing material, and FIG. 7 is an explanatory view showing a modified embodiment of the present invention. In the figure, 20 is a holder, 21 is an armature, 21a is an opposing end, 22 is a torsion spring, 22a to 225 are expanded diameter portions, 23 a and 23 b are forked portions, 26 is a through hole, and 27
a and 27b are chamfered portions, and 29 is a printing wire. Figures 1-3

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ホルダに回動可能に支持され、且つ先端に印字ワイヤー
を有するアーマチュアを回動駆動して印字ワイヤー先端
において印字するように構成されたドツトプリンタ用プ
リントヘッドにおいて、前記ホルダとアーマチュアの対
向端部のいずれか一方に二叉端部を形成すると共に他方
の端部をその二叉部間に位置させ、前記二又部及び他方
の端部にそれぞれ穿設された各透孔間に、両端部分及び
中央部分に前記アーマチュアの幅より小さい幅の膨径部
を有するトーションばねを挿通すると共に、その膨径部
においてトーションばねと二又部及び他方の端部とを接
合し、前記アーマチュアの透孔の開口部には、前記トー
ションばねの膨径部の幅を残して面取部を形成したこと
を特徴とするプリントヘッド。In a print head for a dot printer, which is rotatably supported by a holder and is configured to rotationally drive an armature having a printing wire at its tip to print at the tip of the printing wire, which one of the opposite ends of the holder and the armature One of the two ends has a forked end, and the other end is located between the forked ends, and the two end portions and the center are located between the respective through holes formed in the fork and the other end. A torsion spring having a swollen diameter portion having a width smaller than the width of the armature is inserted into the portion, and the torsion spring is joined to the forked portion and the other end at the swollen portion, and the through hole of the armature is opened. A print head characterized in that a chamfered portion is formed in the portion of the torsion spring, leaving the width of the enlarged diameter portion of the torsion spring.
JP16320283U 1983-10-20 1983-10-20 print head Granted JPS6069647U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP16320283U JPS6069647U (en) 1983-10-20 1983-10-20 print head
US06/662,247 US4634301A (en) 1983-10-20 1984-10-18 Print head with torsion spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16320283U JPS6069647U (en) 1983-10-20 1983-10-20 print head

Publications (2)

Publication Number Publication Date
JPS6069647U true JPS6069647U (en) 1985-05-17
JPH029971Y2 JPH029971Y2 (en) 1990-03-13

Family

ID=30358169

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16320283U Granted JPS6069647U (en) 1983-10-20 1983-10-20 print head

Country Status (1)

Country Link
JP (1) JPS6069647U (en)

Also Published As

Publication number Publication date
JPH029971Y2 (en) 1990-03-13

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