JPS5938058U - Printing hammer drive device - Google Patents

Printing hammer drive device

Info

Publication number
JPS5938058U
JPS5938058U JP13450382U JP13450382U JPS5938058U JP S5938058 U JPS5938058 U JP S5938058U JP 13450382 U JP13450382 U JP 13450382U JP 13450382 U JP13450382 U JP 13450382U JP S5938058 U JPS5938058 U JP S5938058U
Authority
JP
Japan
Prior art keywords
hammer spring
drive device
hammer
printing hammer
printing
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
JP13450382U
Other languages
Japanese (ja)
Other versions
JPH0121802Y2 (en
Inventor
比気　俊男
誠 黒澤
五十嵐　謙一
Original Assignee
日立工機株式会社
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 日立工機株式会社 filed Critical 日立工機株式会社
Priority to JP13450382U priority Critical patent/JPS5938058U/en
Publication of JPS5938058U publication Critical patent/JPS5938058U/en
Application granted granted Critical
Publication of JPH0121802Y2 publication Critical patent/JPH0121802Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Impact Printers (AREA)

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

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

第１図は従来一般のストアードエナージタイプハンマ駆
動装置を示す横断面図、第ｉ図はストアードエナージタ
イプハンマのカー変化特性謳明図、第３図は本考案によ
るヨークを示す斜視図、第４図は考案によるハンマスプ
リングを示す背面図及び側面図である。 図において、１はハンマスプリング、２は印字ピン、Ｑ
はヨークにおける非磁性体コーティングエリア、Ｓはハ
ンマスプリングにおける非磁性体コーティングエリアで
ある。FIG. 1 is a cross-sectional view showing a conventional general stored energy type hammer drive device, FIG. FIG. 4 is a rear view and a side view of the hammer spring according to the invention. In the figure, 1 is a hammer spring, 2 is a printing pin, and Q
is a non-magnetic coating area on the yoke, and S is a non-magnetic coating area on the hammer spring.

Claims (1)

【実用新案登録請求の範囲】 印字ピンを前面に装着したハンマスプリングと永久磁石
を含み、下端においてハンマスプリングの固定端を装着
固定し、上端においてハンマスプリングを吸引保持する
ボール部を有する磁気回路構造と、前記ボール部に巻回
された釈放用電磁コイルとを有するものにおいて、 前記ハンマスプリングの裏面及びボール部の前面から吸
着面の少なくとも一方の吸着面に所定厚−さの非磁性体
をコーティングし、これら吸着面の間に磁気的空隙を形
成してなる印字ハンマ駆動装置。[Scope of Claim for Utility Model Registration] A magnetic circuit structure that includes a hammer spring with a printing pin attached to the front and a permanent magnet, and has a ball portion that attaches and fixes the fixed end of the hammer spring at the lower end and attracts and holds the hammer spring at the upper end. and a releasing electromagnetic coil wound around the ball part, wherein at least one of the attracting surfaces from the back surface of the hammer spring and the front surface of the ball part is coated with a non-magnetic material of a predetermined thickness. A printing hammer driving device is formed by forming a magnetic gap between these attraction surfaces.
JP13450382U 1982-09-03 1982-09-03 Printing hammer drive device Granted JPS5938058U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13450382U JPS5938058U (en) 1982-09-03 1982-09-03 Printing hammer drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13450382U JPS5938058U (en) 1982-09-03 1982-09-03 Printing hammer drive device

Publications (2)

Publication Number Publication Date
JPS5938058U true JPS5938058U (en) 1984-03-10
JPH0121802Y2 JPH0121802Y2 (en) 1989-06-28

Family

ID=30303048

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13450382U Granted JPS5938058U (en) 1982-09-03 1982-09-03 Printing hammer drive device

Country Status (1)

Country Link
JP (1) JPS5938058U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6422560A (en) * 1987-07-01 1989-01-25 Printronix Inc Hammer spring for impact printer and pole piece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6422560A (en) * 1987-07-01 1989-01-25 Printronix Inc Hammer spring for impact printer and pole piece

Also Published As

Publication number Publication date
JPH0121802Y2 (en) 1989-06-28

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