CH575299A5 - - Google Patents

Info

Publication number
CH575299A5
CH575299A5 CH1523974A CH1523974A CH575299A5 CH 575299 A5 CH575299 A5 CH 575299A5 CH 1523974 A CH1523974 A CH 1523974A CH 1523974 A CH1523974 A CH 1523974A CH 575299 A5 CH575299 A5 CH 575299A5
Authority
CH
Switzerland
Application number
CH1523974A
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH575299A5 publication Critical patent/CH575299A5/xx

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
    • B41J19/00—Character- or line-spacing mechanisms
    • B41J19/18—Character-spacing or back-spacing mechanisms; Carriage return or release devices therefor
    • B41J19/60—Auxiliary feed or adjustment devices
    • B41J19/62—Auxiliary feed or adjustment devices for back spacing
    • 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
    • B41J19/34—Escapement-feed character-spacing mechanisms
    • B41J19/58—Differential or variable-spacing arrangements
CH1523974A 1973-11-23 1974-11-15 CH575299A5 (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 (1)

Publication Number Publication Date
CH575299A5 true CH575299A5 (de) 1976-05-14

Family

ID=23657750

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1523974A CH575299A5 (de) 1973-11-23 1974-11-15

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)

Families Citing this family (6)

* 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
US4229111A (en) * 1978-11-13 1980-10-21 Schacht Roy A Feed mechanism for marking machine
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

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
FR2252221B1 (de) 1982-12-17
FR2252221A1 (de) 1975-06-20
DE2455580A1 (de) 1975-05-28
CA1014504A (en) 1977-07-26

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Legal Events

Date Code Title Description
PL Patent ceased