FR2426574A1 - Dispositif de commande d'effacement des caracteres dans une machine a ecrire a memoire - Google Patents

Dispositif de commande d'effacement des caracteres dans une machine a ecrire a memoire

Info

Publication number
FR2426574A1
FR2426574A1 FR7910420A FR7910420A FR2426574A1 FR 2426574 A1 FR2426574 A1 FR 2426574A1 FR 7910420 A FR7910420 A FR 7910420A FR 7910420 A FR7910420 A FR 7910420A FR 2426574 A1 FR2426574 A1 FR 2426574A1
Authority
FR
France
Prior art keywords
control device
writing machine
memory writing
character
erasing control
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
FR7910420A
Other languages
English (en)
Other versions
FR2426574B1 (fr
Inventor
David J Bowles
Douglas E Clancy
Carl F Johnson
Danny M Neal
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2426574A1 publication Critical patent/FR2426574A1/fr
Application granted granted Critical
Publication of FR2426574B1 publication Critical patent/FR2426574B1/fr
Granted 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
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/26—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling
    • B41J29/36—Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling for cancelling or correcting errors by overprinting
    • 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
    • B41J21/00—Column, tabular or like printing arrangements; Means for centralising short lines

Landscapes

  • Accessory Devices And Overall Control Thereof (AREA)
  • Record Information Processing For Printing (AREA)

Abstract

Dispositif de commande d'effacement de caractères dans une machine à écrire à mémoire. La machine à écrire 10 selon l'invention comporte un clavier 12 pour commander la frappe au moyen d'un élément porte-caractères 11 monté sur un chariot 13. La machine comporte une mémoire de ligne dans laquelle sont emmagasinés les codes de caractères et de fonctions afférents à une ligne d'impression. La machine est capable d'effacer les caractères qui précédent un espace résultant d'une opération de tabulation.
FR7910420A 1978-05-22 1979-04-17 Dispositif de commande d'effacement des caracteres dans une machine a ecrire a memoire Granted FR2426574A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/908,315 US4245918A (en) 1978-05-22 1978-05-22 Erase through tab

Publications (2)

Publication Number Publication Date
FR2426574A1 true FR2426574A1 (fr) 1979-12-21
FR2426574B1 FR2426574B1 (fr) 1982-10-22

Family

ID=25425577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910420A Granted FR2426574A1 (fr) 1978-05-22 1979-04-17 Dispositif de commande d'effacement des caracteres dans une machine a ecrire a memoire

Country Status (15)

Country Link
US (1) US4245918A (fr)
JP (1) JPS5948754B2 (fr)
AU (1) AU520578B2 (fr)
BE (1) BE875756A (fr)
BR (1) BR7903068A (fr)
CA (1) CA1100081A (fr)
CH (1) CH636806A5 (fr)
DE (1) DE2920493C2 (fr)
ES (1) ES480752A1 (fr)
FR (1) FR2426574A1 (fr)
GB (1) GB2021830B (fr)
IT (1) IT1166830B (fr)
MX (1) MX146451A (fr)
NL (1) NL7903847A (fr)
SE (1) SE438984B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1108103B (it) * 1978-07-18 1985-12-02 Olivetti & Co Spa Macchina per scrivere elettronica
US4374626A (en) * 1980-01-30 1983-02-22 Ibm Corporation Erasing typewriter with automatic/manual selection
CA1158588A (fr) * 1980-01-30 1983-12-13 Robert W. Hooker Machine a ecrire dotee d'un selecteur d'effacage - manuel ou automatique
DE3108689C2 (de) * 1981-03-07 1987-03-05 Olympia AG, 2940 Wilhelmshaven Verfahren zum Positionieren des Druckwerkes einer Schreib- oder ähnlichen Maschine
JPS6042086A (ja) * 1983-08-18 1985-03-06 Canon Inc 印字装置
US4834566A (en) * 1985-12-29 1989-05-30 Brother Kogyo Kabushiki Kaisha Typewriter having means for interruption of automatic erasing operation, and/or automatic suspension thereof at each space between successive words
JPH0212452U (fr) * 1988-07-01 1990-01-25
US5143462A (en) * 1989-04-14 1992-09-01 Keyboard Advances, Inc. Ergonomically effective backspacing method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2195192A5 (fr) * 1972-08-03 1974-03-01 Ibm

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630336A (en) * 1970-04-15 1971-12-28 Ibm Proportional spacing printer incorporating word underscore control
US3780846A (en) * 1972-08-03 1973-12-25 Ibm Automatic erasing typewriter system
US4131949A (en) * 1975-09-10 1978-12-26 Sperry Rand Corporation Word processor apparatus having means for recording a tab function as a signal indicative of the number of spaces tabbed

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2195192A5 (fr) * 1972-08-03 1974-03-01 Ibm

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/71 *

Also Published As

Publication number Publication date
GB2021830B (en) 1982-02-24
FR2426574B1 (fr) 1982-10-22
JPS54152927A (en) 1979-12-01
AU520578B2 (en) 1982-02-11
DE2920493A1 (de) 1979-11-29
BE875756A (fr) 1979-08-16
US4245918A (en) 1981-01-20
SE7904410L (sv) 1979-11-23
ES480752A1 (es) 1980-01-16
IT7922780A0 (it) 1979-05-18
CH636806A5 (de) 1983-06-30
CA1100081A (fr) 1981-04-28
BR7903068A (pt) 1979-12-04
GB2021830A (en) 1979-12-05
MX146451A (es) 1982-06-28
IT1166830B (it) 1987-05-06
DE2920493C2 (de) 1985-12-19
NL7903847A (nl) 1979-11-26
AU4597279A (en) 1979-11-29
SE438984B (sv) 1985-05-28
JPS5948754B2 (ja) 1984-11-28

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Legal Events

Date Code Title Description
GC Lien (pledge) constituted
TP Transmission of property