GB1471378A - Magnetic document encoder - Google Patents

Magnetic document encoder

Info

Publication number
GB1471378A
GB1471378A GB1918774A GB1918774A GB1471378A GB 1471378 A GB1471378 A GB 1471378A GB 1918774 A GB1918774 A GB 1918774A GB 1918774 A GB1918774 A GB 1918774A GB 1471378 A GB1471378 A GB 1471378A
Authority
GB
United Kingdom
Prior art keywords
styli
group
adjacent
web
pole face
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
GB1918774A
Other languages
English (en)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB1471378A publication Critical patent/GB1471378A/en
Expired 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
    • B41J2/485—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
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/385—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material
    • B41J2/43—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material for magnetic printing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/125—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by magnetic means
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S101/00—Printing
    • Y10S101/37—Printing employing electrostatic force

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Character Discrimination (AREA)
  • Character Input (AREA)
  • Digital Magnetic Recording (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
GB1918774A 1973-05-02 1974-05-01 Magnetic document encoder Expired GB1471378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US356320A US3890623A (en) 1973-05-02 1973-05-02 Magnetic document encoder having multiple staggered styli

Publications (1)

Publication Number Publication Date
GB1471378A true GB1471378A (en) 1977-04-27

Family

ID=23400983

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1918774A Expired GB1471378A (en) 1973-05-02 1974-05-01 Magnetic document encoder

Country Status (7)

Country Link
US (1) US3890623A (enrdf_load_stackoverflow)
JP (1) JPS5017139A (enrdf_load_stackoverflow)
CA (1) CA1003482A (enrdf_load_stackoverflow)
DE (1) DE2421468A1 (enrdf_load_stackoverflow)
FR (1) FR2228253B1 (enrdf_load_stackoverflow)
GB (1) GB1471378A (enrdf_load_stackoverflow)
IT (1) IT1011316B (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030105A (en) * 1975-09-26 1977-06-14 Xerox Corporation Technique of character generation on magnetic tapes
FR2395148A1 (fr) * 1977-06-21 1979-01-19 Cii Honeywell Bull Dispositif de commande d'enregistrement pour machine a enregistrement par points
JPS54126538A (en) * 1978-03-25 1979-10-01 Ricoh Co Ltd Compensator of time intervals of dots in ink jet printing
US4392754A (en) * 1982-02-10 1983-07-12 Extel Corporation Magnetic dot matrix printing method and apparatus
US4392755A (en) * 1982-02-10 1983-07-12 Extel Corporation Magnetic dot matrix printing
US4525724A (en) * 1982-06-30 1985-06-25 International Business Machines Corporation Magnetic recording head array for longitudinal magnetic printing with staggered head arrangement and clustered wiring
JPS636466A (ja) * 1986-06-26 1988-01-12 Sanken Electric Co Ltd 周波数検出回路
US4725850A (en) * 1987-03-19 1988-02-16 International Business Machines Corporation Electromagnetic head with separate addressability resolution and imaging resolution functions
US4739342A (en) * 1987-04-30 1988-04-19 International Business Machines Corporation Crossed-element magnetographic print head
DE3819909A1 (de) * 1988-06-11 1989-12-21 Schulte Schlagbaum Ag Codiereinrichtung fuer magnetkarten
US6019457A (en) * 1991-01-30 2000-02-01 Canon Information Systems Research Australia Pty Ltd. Ink jet print device and print head or print apparatus using the same
DE69214853T2 (de) * 1991-01-30 1997-05-28 Canon Information Syst Res Strahldrucker mit Bläschen für Bildaufzeichnungsvorrichtung
EP0577390B1 (en) * 1992-06-30 2000-05-24 Canon Kabushiki Kaisha An ink jet recording apparatus
KR100374788B1 (ko) 2000-04-26 2003-03-04 삼성전자주식회사 버블 젯 방식의 잉크 젯 프린트 헤드, 그 제조방법 및잉크 토출방법
KR100397604B1 (ko) 2000-07-18 2003-09-13 삼성전자주식회사 버블 젯 방식의 잉크 젯 프린트 헤드 및 그 제조방법

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL215946A (enrdf_load_stackoverflow) * 1956-04-03
US2955277A (en) * 1958-06-18 1960-10-04 Ibm Method of and apparatus for recording
NL245725A (enrdf_load_stackoverflow) * 1958-11-24
NL256071A (enrdf_load_stackoverflow) * 1959-09-26
FR1262331A (fr) * 1960-07-11 1961-05-26 Ampex Dispositif magnétique d'enregistrement et de reproduction et éléement enregistreur pour ce dispositif
US3254626A (en) * 1961-03-21 1966-06-07 Sony Corp High speed letter printing system
BE651590A (enrdf_load_stackoverflow) * 1963-08-08
US3395401A (en) * 1964-03-30 1968-07-30 Silverman Daniel Digital information recording system with simultaneous traverse of recording means and recording medium
US3526704A (en) * 1965-11-09 1970-09-01 Heller William C Jun Method and apparatus for color printing and the like
FR1524328A (fr) * 1967-03-30 1968-05-10 Nordon Fruhinsholz Diebold Perfectionnements apportés aux raccords pour tubes, notamment en matière plastique, destinés plus spécialement aux canalisations sous pression
US3512158A (en) * 1968-05-02 1970-05-12 Bunker Ramo Infra-red printer
US3611419A (en) * 1969-04-02 1971-10-05 Clevite Corp Electrographic imaging system and heads therefor

Also Published As

Publication number Publication date
FR2228253B1 (enrdf_load_stackoverflow) 1978-12-01
JPS5017139A (enrdf_load_stackoverflow) 1975-02-22
IT1011316B (it) 1977-01-20
FR2228253A1 (enrdf_load_stackoverflow) 1974-11-29
CA1003482A (en) 1977-01-11
DE2421468A1 (de) 1974-11-21
US3890623A (en) 1975-06-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee