FR2252221A1 - - Google Patents

Info

Publication number
FR2252221A1
FR2252221A1 FR7434701A FR7434701A FR2252221A1 FR 2252221 A1 FR2252221 A1 FR 2252221A1 FR 7434701 A FR7434701 A FR 7434701A FR 7434701 A FR7434701 A FR 7434701A FR 2252221 A1 FR2252221 A1 FR 2252221A1
Authority
FR
France
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
FR7434701A
Other languages
French (fr)
Other versions
FR2252221B1 (de
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 FR2252221A1 publication Critical patent/FR2252221A1/fr
Application granted granted Critical
Publication of FR2252221B1 publication Critical patent/FR2252221B1/fr
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
    • B41J19/00Character- or line-spacing mechanisms
    • B41J19/18Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/60Auxiliary feed or adjustment devices
    • B41J19/62Auxiliary feed or adjustment devices for back spacing
    • 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
    • B41J19/00Character- or line-spacing mechanisms
    • B41J19/18Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/34Escapement-feed character-spacing mechanisms
    • B41J19/58Differential or variable-spacing arrangements
FR7434701A 1973-11-23 1974-10-09 Expired FR2252221B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US418349A US3893561A (en) 1973-11-23 1973-11-23 Half backspace for dual pitch typewriter

Publications (2)

Publication Number Publication Date
FR2252221A1 true FR2252221A1 (de) 1975-06-20
FR2252221B1 FR2252221B1 (de) 1982-12-17

Family

ID=23657750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434701A Expired FR2252221B1 (de) 1973-11-23 1974-10-09

Country Status (8)

Country Link
US (1) US3893561A (de)
JP (1) JPS544289B2 (de)
CA (1) CA1014504A (de)
CH (1) CH575299A5 (de)
DE (1) DE2455580C3 (de)
FR (1) FR2252221B1 (de)
GB (1) GB1436516A (de)
IT (1) IT1022789B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441494A1 (fr) * 1978-11-13 1980-06-13 Magneti Marelli Spa Machine a marquer

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4031994A (en) * 1975-12-24 1977-06-28 International Business Machines Corporation Double tab rack for a typewriter
US4322173A (en) * 1978-11-13 1982-03-30 Schacht Roy A Half-spacing feed mechanism for marking machine
US4285605A (en) * 1979-07-02 1981-08-25 International Business Machines Corporation Escapement mechanism and backspace mechanism for a moving paper carriage typewriter having dual pitch capability
US4383776A (en) * 1981-01-13 1983-05-17 Rozas Luis A V Typewriter with carriage escape bar adjustment
US4408918A (en) * 1981-05-01 1983-10-11 Scm Corporation Halfspace control system for electronic typewriter with correction register

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1183056A (en) * 1916-02-16 1916-05-16 Edward M Wiley Type-writer half-spacing key.
US2065629A (en) * 1934-07-23 1936-12-29 Underwood Elliott Fisher Co Typewriting machine
US2162565A (en) * 1935-06-07 1939-06-13 Frank G Cain Line justification method and means for typewriting machines
NL134493C (de) * 1963-09-25
US3366215A (en) * 1965-07-28 1968-01-30 Ibm Single rack backspace
BE710078A (de) * 1967-02-06 1968-05-30
US3540565A (en) * 1968-01-09 1970-11-17 Ibm Universal tab member
US3547245A (en) * 1968-01-09 1970-12-15 Ibm Multiple pitch margin control
US3713524A (en) * 1970-06-30 1973-01-30 Ibm Bi directional spacing mechanism for a printer including a proportional spacing printer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441494A1 (fr) * 1978-11-13 1980-06-13 Magneti Marelli Spa Machine a marquer

Also Published As

Publication number Publication date
JPS544289B2 (de) 1979-03-05
DE2455580C3 (de) 1980-08-21
US3893561A (en) 1975-07-08
DE2455580B2 (de) 1979-12-13
GB1436516A (en) 1976-05-19
JPS5085415A (de) 1975-07-10
IT1022789B (it) 1978-04-20
CH575299A5 (de) 1976-05-14
FR2252221B1 (de) 1982-12-17
DE2455580A1 (de) 1975-05-28
CA1014504A (en) 1977-07-26

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Legal Events

Date Code Title Description
ST Notification of lapse