IT1011381B - Perfezionamento negli stampati del tipo a matrice - Google Patents

Perfezionamento negli stampati del tipo a matrice

Info

Publication number
IT1011381B
IT1011381B IT50785/74A IT5078574A IT1011381B IT 1011381 B IT1011381 B IT 1011381B IT 50785/74 A IT50785/74 A IT 50785/74A IT 5078574 A IT5078574 A IT 5078574A IT 1011381 B IT1011381 B IT 1011381B
Authority
IT
Italy
Prior art keywords
printouts
improvement
matrix type
matrix
type
Prior art date
Application number
IT50785/74A
Other languages
English (en)
Italian (it)
Inventor
R Larsen
D Holmes
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of IT1011381B publication Critical patent/IT1011381B/it

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
    • B41J2/485—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes
    • B41J2/505—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements
    • B41J2/5056—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes from an assembly of identical printing elements using dot arrays providing selective dot disposition modes, e.g. different dot densities for high speed and high-quality printing, array line selections for multi-pass printing, or dot shifts for character inclination
    • 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
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/20—Positive-feed character-spacing mechanisms
    • 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
    • B41J2/27—Actuators for print wires
    • B41J2/285—Actuators for print wires of plunger type

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Printers Characterized By Their Purpose (AREA)
  • Impact Printers (AREA)
  • Dot-Matrix Printers And Others (AREA)
IT50785/74A 1973-05-10 1974-05-03 Perfezionamento negli stampati del tipo a matrice IT1011381B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US359013A US3900094A (en) 1973-05-10 1973-05-10 Matrix printer with overlapping print dots

Publications (1)

Publication Number Publication Date
IT1011381B true IT1011381B (it) 1977-01-20

Family

ID=23411965

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50785/74A IT1011381B (it) 1973-05-10 1974-05-03 Perfezionamento negli stampati del tipo a matrice

Country Status (6)

Country Link
US (1) US3900094A (ja)
JP (2) JPS5014414A (ja)
BR (1) BR7403841D0 (ja)
DE (1) DE2421658A1 (ja)
IT (1) IT1011381B (ja)
NL (1) NL7405831A (ja)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2155620A5 (ja) * 1971-10-07 1973-05-18 Int Standard Electric Corp
US4084678A (en) * 1974-07-31 1978-04-18 Siemens Aktiengesellschaft Printer needle guide means for mosaic printers
FR2288619A1 (fr) * 1974-10-23 1976-05-21 Nippon Electric Co Dispositif de commande d'un fil d'impression pour une imprimante a matrice a points
US4217820A (en) * 1975-01-09 1980-08-19 Johannes Lorsch Apparatus for printing on transparency slides
US4010835A (en) * 1975-08-01 1977-03-08 International Business Machines Corporation Matrix print head
US4016965A (en) * 1975-08-19 1977-04-12 Ncr Corporation Matrix print head and solenoid driver
US4050568A (en) * 1975-12-05 1977-09-27 Sperry Rand Corporation Stylus carriage drive
GB1570722A (en) * 1976-03-04 1980-07-09 Facit Ab Printing
US4119383A (en) * 1976-07-20 1978-10-10 Oki Electric Industry Co., Ltd. Method and apparatus for inserting intermediate dots in a dot matrix using a dot printer
DE2649213C3 (de) * 1976-10-28 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Anordnung von Magnetsystemen in einem Mosaik-Nadeldruckkopf
US4098388A (en) * 1976-11-04 1978-07-04 Fabrique d'Horlogerie CHS, Tissot & Fils. S.A. Printing wire for use in a matrix printer and method for making same
US4059183A (en) * 1976-12-30 1977-11-22 International Business Machines Corporation Dot matrix printer with slanted print head and modular skewing of dot pattern information
US4081067A (en) * 1977-03-07 1978-03-28 Ncr Corporation Internal vibration dampening means for printing mechanism
CA1096234A (en) * 1977-06-13 1981-02-24 Harold A. Long Wear minimizing means for printing mechanism
US4140406A (en) * 1977-06-13 1979-02-20 Dataproducts Dot matrix print head
US4159882A (en) * 1977-06-30 1979-07-03 R. C. Sanders Technology Systems, Inc. High quality printer
DE2817154C2 (de) * 1978-04-17 1981-09-24 Mannesmann AG, 4000 Düsseldorf Mosaikdruckkopf
IT1159898B (it) * 1978-07-13 1987-03-04 Olivetti & Co Spa Dispositivo di stampa per macchina per scrivere o simili macchine per ufficio
US4242003A (en) * 1978-10-16 1980-12-30 Xerox Corporation Multi-pass matrix printing
US4239401A (en) * 1978-11-01 1980-12-16 Plessey Peripheral Systems Impact printer hammer assembly
US4211496A (en) * 1979-01-29 1980-07-08 Small Business Administration Printing solenoid
US4268179A (en) * 1979-10-29 1981-05-19 E. I. Du Pont De Nemours And Company Method and system for reproducing identification characters
US4279521A (en) * 1979-11-02 1981-07-21 International Business Machines Corporation Wire matrix print head
US4389127A (en) * 1979-12-10 1983-06-21 Florida Data Corporation High speed dot matrix impact printer
US4372696A (en) * 1980-05-20 1983-02-08 Monarch Marking Systems, Inc. High quality printer
JPS5738165A (en) * 1980-08-18 1982-03-02 Seiko Epson Corp Serial dot printer
DE3041877A1 (de) * 1980-11-06 1982-05-13 Mannesmann AG, 4000 Düsseldorf Matrixdrucker und zugehoeriger nadeldruckkopf
JPS57201669A (en) * 1981-06-04 1982-12-10 Tokyo Electric Co Ltd Printing head for dot printer
DE3367558D1 (en) * 1982-08-05 1987-01-02 Nec Corp Impact printer head capable of printing a dot at a distance narrower than a thickness of a printer unit
US4522122A (en) * 1983-05-03 1985-06-11 Ncr Canada Ltd - Ncr Canada Ltee Fast impact hammer for high speed printer
JPS6015184A (ja) * 1983-07-08 1985-01-25 Canon Inc 印字ハンマ
US4523867A (en) * 1983-07-25 1985-06-18 Genicom Corporation Bi-directional drive print wire actuator with forward-velocity and reverse-position closed loop feedback control
US4586835A (en) * 1984-04-20 1986-05-06 International Business Machines Corporation Printer for printing characters in two alternative print qualities
US4687354A (en) * 1985-09-12 1987-08-18 Kazumi Tanaka Dot matrix printer head
JPS62105653A (ja) * 1985-11-05 1987-05-16 Canon Inc 記録装置
WO1987003539A1 (en) * 1985-12-12 1987-06-18 Data Card Corporation Direct solenoid drive imprinting mechanism
US4749291A (en) * 1986-09-23 1988-06-07 Pentel Kabushiki Kaisha Inking system for wire dot matrix printer
JP2584442B2 (ja) * 1986-12-12 1997-02-26 キヤノン株式会社 記録装置
US5150976A (en) * 1987-05-08 1992-09-29 Siemens-Nixdorf Informationssysteme Ag Matrix printing head with forward and return articulated-armature magnets
US5320435A (en) * 1988-06-09 1994-06-14 Datacard Corporation Direct solenoid drive imprinting mechanism

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3217640A (en) * 1963-04-30 1965-11-16 Burroughs Corp Electromagnetic actuating means for wire printers
US3302562A (en) * 1964-06-29 1967-02-07 Ibm Means to prevent excessive frictional loading in a wire printer
US3592311A (en) * 1968-10-02 1971-07-13 Ibm Wire printing head
US3627096A (en) * 1969-04-25 1971-12-14 Ibm Wire printing method
US3743898A (en) * 1970-03-31 1973-07-03 Oded Eddie Sturman Latching actuators
US3670861A (en) * 1970-09-10 1972-06-20 Extel Corp Carriage drive for high speed printer
US3729079A (en) * 1970-10-30 1973-04-24 Extel Corp Printing head for high speed dot matrix printer
US3771634A (en) * 1971-05-06 1973-11-13 Bausch & Lomb Surface pattern stylus board
US3690431A (en) * 1971-06-14 1972-09-12 Centronics Data Computer Print head assembly containing solenoids
JPS4946337A (ja) * 1972-09-06 1974-05-02

Also Published As

Publication number Publication date
NL7405831A (ja) 1974-11-12
JPS62246743A (ja) 1987-10-27
DE2421658A1 (de) 1974-11-28
BR7403841D0 (pt) 1975-01-21
US3900094A (en) 1975-08-19
JPS5014414A (ja) 1975-02-15
US3900094B1 (ja) 1987-05-05

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