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CH428795A - Indexschaltung für Schreibmaschinen - Google Patents

Indexschaltung für Schreibmaschinen

Info

Publication number
CH428795A
CH428795A CH1755365A CH1755365A CH428795A CH 428795 A CH428795 A CH 428795A CH 1755365 A CH1755365 A CH 1755365A CH 1755365 A CH1755365 A CH 1755365A CH 428795 A CH428795 A CH 428795A
Authority
CH
Switzerland
Prior art keywords
typewriters
index circuit
index
circuit
Prior art date
Application number
CH1755365A
Other languages
English (en)
Inventor
Odro Jr Cralle Walter
Dennis Mathews Raymond
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 CH428795A publication Critical patent/CH428795A/de

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
    • B41J19/76—Line-spacing mechanisms
    • B41J19/78—Positive-feed mechanisms
    • B41J19/96—Variable-spacing arrangements
    • 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
    • B41J19/76—Line-spacing mechanisms
    • B41J19/78—Positive-feed mechanisms
    • B41J19/80—Pawl-and-ratchet mechanisms
    • B41J19/82—Pawl-and-ratchet mechanisms moving a paper or like carriage
    • B41J19/84—Pawl-and-ratchet mechanisms moving a paper or like carriage in the form of a roller rotated for line spacing
CH1755365A 1964-12-29 1965-12-20 Indexschaltung für Schreibmaschinen CH428795A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US421791A US3326348A (en) 1964-12-29 1964-12-29 Variable indexing apparatus

Publications (1)

Publication Number Publication Date
CH428795A true CH428795A (de) 1967-01-31

Family

ID=23672060

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1755365A CH428795A (de) 1964-12-29 1965-12-20 Indexschaltung für Schreibmaschinen

Country Status (8)

Country Link
US (1) US3326348A (de)
AT (1) AT285639B (de)
CH (1) CH428795A (de)
DE (1) DE1280265B (de)
FR (1) FR1465753A (de)
GB (1) GB1122640A (de)
NL (1) NL146747B (de)
SE (1) SE318288B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394791A (en) * 1967-02-16 1968-07-30 Intercontinental Systems Inc Electric typewriter with separate carrier return and indexing mechanism
US3643776A (en) * 1967-12-20 1972-02-22 Ricoh Kk Line space adjustment device for use with typewriter
US3557929A (en) * 1968-05-15 1971-01-26 Ibm Programmed line pitch printer
US3643039A (en) * 1968-09-19 1972-02-15 Ibm Multiple pitch carriage line spacing
US3858704A (en) * 1972-05-23 1975-01-07 Kurosawa Telecommunications Tape controlled line spacing and form feed mechanism
US4026405A (en) * 1972-11-09 1977-05-31 Compagnie Honeywell Bull (Societe Anonyme) Process and apparatus for determining the magnitude of the paper advance commanded in a printing machine
US4064985A (en) * 1976-06-01 1977-12-27 International Business Machines Corporation Selectable dual ratchet feed for a printer platen
US4272205A (en) * 1978-09-26 1981-06-09 International Business Machines Corporation Signal controlled indexing rate shifter for a typewriter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US640208A (en) * 1898-04-02 1900-01-02 Frank Lambert Type-writer.
US1357194A (en) * 1918-03-06 1920-10-26 Underwood Typewriter Co Typewriting-machine
GB126240A (en) * 1918-10-15 1919-05-08 Wallace Cranston Fairweather Improvements in Line-spacing Mechanism for Typewriting Machines
US1944673A (en) * 1928-01-23 1934-01-23 Ibm Paper feeding mechanism
US1737801A (en) * 1928-08-06 1929-12-03 John R Lyle Variable-line-spacing device
US2059215A (en) * 1934-08-22 1936-11-03 Remington Rand Inc Paper feed mechanism
US3163279A (en) * 1961-10-30 1964-12-29 Scm Corp Fractional line space typewriter mechanism
US3276562A (en) * 1963-12-19 1966-10-04 Ibm Automatic document handling and control apparatus

Also Published As

Publication number Publication date
DE1280265B (de) 1968-10-17
NL146747B (nl) 1975-08-15
AT285639B (de) 1970-11-10
FR1465753A (fr) 1967-01-13
US3326348A (en) 1967-06-20
SE318288B (de) 1969-12-08
GB1122640A (en) 1968-08-07
NL6516942A (de) 1966-06-30

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