CA1180593A - Printing system having staggered hammer release - Google Patents

Printing system having staggered hammer release

Info

Publication number
CA1180593A
CA1180593A CA000399084A CA399084A CA1180593A CA 1180593 A CA1180593 A CA 1180593A CA 000399084 A CA000399084 A CA 000399084A CA 399084 A CA399084 A CA 399084A CA 1180593 A CA1180593 A CA 1180593A
Authority
CA
Canada
Prior art keywords
hammer
springs
bank
impact
adjacent
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
Application number
CA000399084A
Other languages
English (en)
French (fr)
Inventor
Norman E. Farb
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.)
Printronix LLC
Original Assignee
Printronix LLC
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 Printronix LLC filed Critical Printronix LLC
Application granted granted Critical
Publication of CA1180593A publication Critical patent/CA1180593A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22Typewriters 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
    • B41J2/23Typewriters 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
    • B41J2/235Print head assemblies
    • B41J2/245Print head assemblies line printer type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J9/00Hammer-impression mechanisms
    • B41J9/26Means for operating hammers to effect impression
    • B41J9/38Electromagnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Impact Printers (AREA)
CA000399084A 1981-07-02 1982-03-23 Printing system having staggered hammer release Expired CA1180593A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US279,688 1981-07-02
US06/279,688 US4386563A (en) 1981-07-02 1981-07-02 Printing system having staggered hammer release

Publications (1)

Publication Number Publication Date
CA1180593A true CA1180593A (en) 1985-01-08

Family

ID=23070019

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000399084A Expired CA1180593A (en) 1981-07-02 1982-03-23 Printing system having staggered hammer release

Country Status (6)

Country Link
US (1) US4386563A (enExample)
JP (1) JPS5811177A (enExample)
CA (1) CA1180593A (enExample)
DE (1) DE3223274C2 (enExample)
FR (1) FR2508847A1 (enExample)
GB (1) GB2115353B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879947A (en) * 1983-01-27 1989-11-14 Hitachi Koki Co., Ltd. Printhead which minimizes stray magnetic flux
JPS59138473A (ja) * 1983-01-28 1984-08-08 Citizen Watch Co Ltd インパクト型ドツト印字ヘツド
US4524259A (en) * 1983-04-04 1985-06-18 Dataproducts Corporation Print hammer assembly method
JPS6458556A (en) * 1987-08-28 1989-03-06 Hitachi Koki Kk Printing hammer assembly of shuttle printer
US5237918A (en) * 1987-05-09 1993-08-24 Hitachi Koki Co., Ltd. Printing head in a dot-line printer
CA1324028C (en) * 1987-07-01 1993-11-09 Norman Edwin Farb Printer having improved hammerbank
US5152217A (en) * 1987-07-01 1992-10-06 Printronix, Inc. Printer having improved hammerbank airflow
JP2890536B2 (ja) * 1989-10-20 1999-05-17 日立工機株式会社 ドットラインプリンタ
US5263782A (en) * 1991-03-18 1993-11-23 Hitachi Koki Co. Ltd. Print hammer arrangement in dot line printer minimizing number of hammers simultaneously fired
JP3021750B2 (ja) * 1991-04-26 2000-03-15 日立工機株式会社 ドットラインプリンタ印刷機構
JP2534591B2 (ja) * 1991-07-20 1996-09-18 森田産業株式会社 パイル布帛および仕上方法
TW226429B (enExample) * 1992-07-20 1994-07-11 Toto Ltd
EP0732213B1 (en) * 1995-03-15 2002-02-06 Printronix, Inc. Improved printer
JP3022838B2 (ja) * 1998-05-26 2000-03-21 日本電気データ機器株式会社 間引き印字駆動方法
JP2010100040A (ja) * 2008-09-29 2010-05-06 Ricoh Printing Systems Ltd ドットラインプリンタ
CN111169182B (zh) * 2020-03-04 2021-03-05 点栈(绍兴)智能科技有限公司 一种磁吸式静电分散防伪颗粒印刷机器人

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3672297A (en) * 1970-06-30 1972-06-27 Ibm Printing control device in high speed chain printer with hammers movable to plural print positions
FR2214591B1 (enExample) * 1973-01-19 1975-07-18 Honeywell Bull Soc Ind
US3941051A (en) * 1974-08-08 1976-03-02 Printronix, Inc. Printer system
GB1509213A (en) * 1975-07-02 1978-05-04 Int Computers Ltd Printing methods and apparatus
US4050563A (en) * 1975-11-05 1977-09-27 Centronics Data Computer Corporation Apparatus for selectable font printing
DE2654569C2 (de) * 1976-12-02 1987-02-05 Ibm Deutschland Gmbh, 7000 Stuttgart Drucker für unterschiedliche Zeichendichten
US4096578A (en) * 1976-12-20 1978-06-20 International Business Machines Corporation Data system with microprocessor featuring multiplexed data transfer and repeat cycle driving arrangement
USRE30515E (en) 1978-10-16 1981-02-17 Iomec, Inc. High speed printer
JPS5561486A (en) * 1978-11-02 1980-05-09 Citizen Watch Co Ltd Printing head for parallel dot printer
US4236835A (en) * 1978-12-18 1980-12-02 Printronix, Inc. Printer system with compressed print capability
US4258623A (en) * 1979-01-30 1981-03-31 Printronix, Inc. Print hammer mechanism having dual electromagnetic coils and pole pieces
US4315460A (en) * 1979-02-15 1982-02-16 Kabushiki Kaisha Sato Drum type line printer
US4235167A (en) * 1979-03-12 1980-11-25 Computer Peripherals, Inc. High speed dual pitch impact printer
US4280404A (en) * 1979-10-03 1981-07-28 Printronix, Inc. Printer having variable hammer release drive
JPS57115358A (en) * 1981-01-06 1982-07-17 Y Ii Data:Kk Driving method for hammer of dot type line printer and drive circuit thereof

Also Published As

Publication number Publication date
US4386563A (en) 1983-06-07
FR2508847A1 (fr) 1983-01-07
GB2115353A (en) 1983-09-07
FR2508847B1 (enExample) 1985-04-26
DE3223274C2 (de) 1986-09-25
GB2115353B (en) 1985-05-01
JPS5811177A (ja) 1983-01-21
DE3223274A1 (de) 1983-02-17

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry