DE69106641D1 - Punktnadeldruckkopf und Verfahren zu seiner Herstellung. - Google Patents

Punktnadeldruckkopf und Verfahren zu seiner Herstellung.

Info

Publication number
DE69106641D1
DE69106641D1 DE69106641T DE69106641T DE69106641D1 DE 69106641 D1 DE69106641 D1 DE 69106641D1 DE 69106641 T DE69106641 T DE 69106641T DE 69106641 T DE69106641 T DE 69106641T DE 69106641 D1 DE69106641 D1 DE 69106641D1
Authority
DE
Germany
Prior art keywords
dot
manufacture
matrix printhead
printhead
matrix
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.)
Expired - Fee Related
Application number
DE69106641T
Other languages
English (en)
Other versions
DE69106641T2 (de
Inventor
Hirokazu Andou
Mitsuru Kishimoto
Masahiro Tatsukami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Publication of DE69106641D1 publication Critical patent/DE69106641D1/de
Application granted granted Critical
Publication of DE69106641T2 publication Critical patent/DE69106641T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
    • B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
    • B41J2/235—Print head assemblies
    • B41J2/24—Print head assemblies serial printer type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
    • Y10T29/49076—From comminuted material
DE69106641T 1990-09-18 1991-09-16 Punktnadeldruckkopf und Verfahren zu seiner Herstellung. Expired - Fee Related DE69106641T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2246125A JPH04126260A (ja) 1990-09-18 1990-09-18 ワイヤ印字ヘッドの製造方法

Publications (2)

Publication Number Publication Date
DE69106641D1 true DE69106641D1 (de) 1995-02-23
DE69106641T2 DE69106641T2 (de) 1995-06-22

Family

ID=17143855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69106641T Expired - Fee Related DE69106641T2 (de) 1990-09-18 1991-09-16 Punktnadeldruckkopf und Verfahren zu seiner Herstellung.

Country Status (4)

Country Link
US (1) US5232295A (de)
EP (1) EP0476559B1 (de)
JP (1) JPH04126260A (de)
DE (1) DE69106641T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7344462B2 (ja) 2019-07-10 2023-09-14 株式会社リコー 定着装置及び画像形成装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1298824A (fr) * 1961-08-30 1962-07-13 Thomson Houston Comp Francaise Matériaux magnétiques
DE1263195B (de) * 1962-04-24 1968-03-14 Magnetfab Bonn Gmbh Verfahren zur Herstellung von anisotropen Dauermagneten aus gepulvertem Magnetwerkstoff
US4225250A (en) * 1978-10-10 1980-09-30 Tally Corporation Segmented-ring magnet print head
JPS5566271A (en) * 1978-11-09 1980-05-19 Kunimatsu Takeuchi Generator and magnet used for its generator
JPS59146032A (ja) * 1983-02-09 1984-08-21 Canon Inc カメラ
JPS60214517A (ja) * 1984-04-10 1985-10-26 Nissin Electric Co Ltd 半径方向に磁化した環状永久磁石の製造方法
JPS6260660A (ja) * 1985-09-10 1987-03-17 Citizen Watch Co Ltd ドツトプリンタ用印字ヘツド
JPS62224916A (ja) * 1986-03-27 1987-10-02 Seiko Epson Corp 希土類磁石の製造方法
US4944615A (en) * 1986-04-07 1990-07-31 Brother Kogyo Kabushiki Kaisha Permanent magnet print head assembly with a square magnet
JPS63128608A (ja) * 1986-11-19 1988-06-01 Toshiba Corp 永久磁石型ｍｒｉ装置用セグメント
US5152217A (en) * 1987-07-01 1992-10-06 Printronix, Inc. Printer having improved hammerbank airflow
US5040286A (en) * 1988-06-08 1991-08-20 General Electric Company Method for making permanent magnet rotor
FR2632788B1 (fr) * 1988-06-08 1995-07-13 Gen Electric Rotors a aimants permanents, leurs procedes et dispositifs de fabrication

Also Published As

Publication number Publication date
US5232295A (en) 1993-08-03
JPH04126260A (ja) 1992-04-27
EP0476559B1 (de) 1995-01-11
EP0476559A1 (de) 1992-03-25
DE69106641T2 (de) 1995-06-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee