US3513957A - Ink ribbon cartridge for a typewriter,teleprinter or similar office machines - Google Patents

Ink ribbon cartridge for a typewriter,teleprinter or similar office machines Download PDF

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Publication number
US3513957A
US3513957A US669134A US66913467A US3513957A US 3513957 A US3513957 A US 3513957A US 669134 A US669134 A US 669134A US 66913467 A US66913467 A US 66913467A US 3513957 A US3513957 A US 3513957A
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US
United States
Prior art keywords
ribbon
cartridge
secured
lever
ink ribbon
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 - Lifetime
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US669134A
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English (en)
Inventor
Giuseppe Ricciardi
Bruno Sandrone
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Olivetti SpA
TIM SpA
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Olivetti SpA
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Filing date
Publication date
Application filed by Olivetti SpA filed Critical Olivetti SpA
Application granted granted Critical
Publication of US3513957A publication Critical patent/US3513957A/en
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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
    • B41J33/00—Apparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material
    • B41J33/14—Ribbon-feed devices or mechanisms
    • B41J33/40—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction
    • B41J33/44—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically
    • B41J33/51—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means
    • B41J33/518—Ribbon-feed devices or mechanisms with arrangements for reversing the feed direction automatically and characterised by the use of particular reversing control means the reversing-feeler engaging buttons or the like secured to the ribbon near its ends
    • 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
    • B41J35/00—Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms
    • B41J35/28—Detachable carriers or holders for ink-ribbon mechanisms

Definitions

  • An ink ribbon cartridge for a typewriter, teleprinter or similar machine comprising: a substantially C-shaped box open on its lower side and positionable with the opening of the C embracing a typecarrier; a ribbon guide secured across the opening of the C; a top wall of the box having two pivots to carry ribbon spools; two members each mounted on one of said pivots and each having three arms lying in substantially the same plane carrying respectively a tension spring, means to engage a ribbon reversing mechanism, and a ribbon guide whereby ribbon tension can rotate one of the members against the spring actuating the reversing mechanism; two manipulative levers, fulcrumed scissor-fashion, each urged by a spring to contact ribbon on respective spools and having means to block the rotation of the respective member until ribbon thickness on the respective spool is below a predetermined
  • This invention relates to an ink ribbon cartridge for a typewriter, teleprinter or similar office machine, adapted to be removably mounted on the machine, said cartridge being formed of a box mounting a pair of spools.
  • the ink ribbon cartridge which is characterized in that said box is open at its lower side facing the machine, a ribbon guiding member being secured to said box and being vibrated bodily therewith, said spools being pivotally mounted on a pair of pivots secured to said box and being locked thereinto by a pair of manipulative levers fulcrumed like a scissor and spring urged to contact the ribbon on both said spools, whereby the ribbon may be changed upon temporarily removing said box from the machine, capsizing said box, and pinching said levers.
  • FIG. 1 is a left-hand partial longitudinal sectional view of a printing device incorporating an ink ribbon cartridge according to the invention
  • FIG. 2 is a plan view of the printing device of FIG. 1, wherein the cartridge has been removed;
  • FIG. 3 is the cartridge of FIG. I removed from the machine and capsized.
  • the numeral 4 indicates the conventional main shaft of the printing device.
  • the shaft 4 is adapted to be cyclically rotated degrees counterclockwise for each printing cycle.
  • the printing device comprises a set of typewheels 6 individually selectable and selectively rotatable for printing a predetermined character on a conventional platen 7.
  • the printing device comprises a plate 8 provided with a pair of bent lugs 9 secured to a pair of pivots 10 rotatably mounted on the stationary machine frame. Secured to the plate 8 is also an arm 11 normally urged by a spring 12 to contact a cam 13 of the shaft 4.
  • Each wheel 16 is provided with a pair of pins 17 adapted to engage a pair of holes 51 (FIG. 3) provided on a conventional ink ribbon spool 49.
  • Each wheel 16 (FIG. 1) is adapted to cooperate with a lug 18 of a corresponding pawl 19 having a second lug 21 directed downwards and fulcrumed with a predetermined clearance on a pivot 22 secured to a crank lever 23.
  • the two levers 23 are secured to a shaft 24 rotatably mounted on two bent lugs 25 of the plate 8.
  • Secured to the shaft 24 is also a third crank lever 26 connected by a link 27 to a lever 28. This latter is fulcrumed on a stationary pivot 29 and is normally urged by a spring 30 to contact a cam 31 of the shaft 4.
  • the two lugs 21 are connected by a spring 32 which urges the two lugs 18 toward the wheels 16.
  • Each pawl 19 is provided with a cam edge 33 adapted to cooperate with a corresponding pin 34 of a ribbon reverse lever 36.
  • the lever 36 is fulcrumed on a pivot 37 secured to the plate 8 and is provided with a pin 38 engaged by an end of a torsional spring 39 partially helically wound, the other end of the spring 39 engaging a notch 41 of the plate 8.
  • the plate 8 is provided with a further pair of lugs 42 bent upwards and each one adapted to engage a recess 43 (FIG. 3) formed in each one of a pair of side Walls 44 of an ink ribbon cartridge, generally indicated by the numeral 45.
  • the cartridge 45 is associated with the machine, that is it represents a part of the machine equipment and thus does not have to be replaced when the ribbon 60 is to be changed.
  • the cartridge 45 is made with a transparent plastic material and is substantially C-shaped, so as to embrace the typewheels 6 (FIG. 1).
  • the cartridge 45 is open at its lower side facing the machine and is provided with a top wall 46, secured to which is a pair of pins 47 (FIG. 3) supporting a suitably bent iron wire 48 representing the conventional ribbon vibrator.
  • a pair of pivots 50 [rotatably mounting the spools 49.
  • a pivot 52 mounting like a scissor a pair of levers 54 made with a plastic material.
  • the levers 54 are normally urged in opposite directions by a torsional spring 55, so as to contact the ribbon 60 wound on each spool 49, thus normally locking the spools 49 on the cartridge 45.
  • Each lever 54 is pro vided with a corresponding lug 56, the two lugs 56 being adapted to be pinched by two fingers for disengaging the levers 54 from the spools 49.
  • the upper flange of each spool 49 may contact a projection 57 (FIG. 1) provided on each lever 54.
  • each pivot 50 Fulcrumed on each pivot 50 (FIG. 3) is a three-armed lever 58, a spring 59 tensioned between the two levers 58 urging them to contact a corresponding pin 61 secured to the cartridge 45.
  • Each lever 58 is provided with a roller 62 guiding the ribbon 60.
  • the lever 58 carries a pin 63 adapted to be engaged together with the roller 62 by the conventional ribbon clip for causing the ribbon 60 to be reversed.
  • Each lever 58 is also provided (with a pin 64 adapted to cooperate with a lug 65 of the corresponding lever 54 and with a lug 66 (FIG. 2) of the lever 36.
  • the cartridge 45 is provided with a snap knob 71 (FIG. 1) secured to a pivot 72 rotatably mounted on the wall 46.
  • a plate 73 (FIG. 3) provided with two shoulders 74 adapted to cooperate with a pin 76 secured to the wall 46.
  • An elastic tongue 77 of the plate 73 is adapted to cooperate with the same pin 76 for causing the knob 71 to snap from the one to the other of a pair of positions.
  • a prismatic element 78 having a pair of cam shaped notches 79 (FIG. 1) adapted to cooperate with a pin 81 crossing the pivot 37 and therefore secured to the plate 8.
  • the ribbon controlling device operates as follows.
  • the cartridge 45 is secured to the plate 8 by the cam shaped notches 79, which engage the pin 81, the knob 71 being in the position shown in FIGS. 1 and 3.
  • One of the lugs 18 (in FIG. 2 the right-hand lug 18) engages the corresponding wheel 16, while the other lug 18 is disengaged from the other wheel 16.
  • the cam 13 causes the spring 12 to rock the plate 8 bodily with the cartridge 45 about the pivots to locate the ink ribbon 60 between the wheels 6 and the platen 7.
  • the cam 31 rocks the lever 28 clockwise and through the link 27 and the lever 26 rocks in the same direction the shaft 24 bodily with the levers 23.
  • the two pawls 19 (FIG.
  • the knob 71 (FIG. 1) is rotated 90 degrees to cause the notches 79 to release the pin 81.
  • the cartridge 45 is now removed from the plate 8 and capsized on a table as shown in FIG. 3.
  • the levers 54 are rocked in opposite directions against the urge of the spring 55 so as to release the spools 49 which may so be removed from the cartridge 45.
  • a removable ink ribbon cartridge for a typewirter, teleprinter or similar ofiice machine said cartridge being formed of a box mounting a pair of spools having a ribbon thereon, characterized in that said box is open at its lower side facing the machine, a ribbon guiding member being secured to said box and, said spools being pivotally mounted on a pair of pivots secured to said box and being locked thereinto by a pair of manipulative levers fulcrumed like a scissor and spring urged to contact the ribbon on both said spools, whereby the ribbon may be changed upon temporarily removing said box from the machine, capsizing said box, and pinching said levers.
  • each one of said pivots pivotally mounts a three armed member in which the three arms lie substantially in the same plane, each said three armed member being urged to be rocked by said ribbon upon being fed, and being prevented from being rocked by the corresponding lever of said pair of manipulative levers till the thickness of the ribbon wound on the corresponding spool is less than a predetermined value.
  • a cartridge according to claim 1 characterized in that said box is locked on a plate carried by the machine through a cam slot provided on an element rotatably mounted on said box and engaging a pin secured to said plate, a snap operating knob secured to said element being manually rotatable to unlock said box and remove same from the machine.
  • a removable ink ribbon cartridge for a typewriter, teleprinter or similar olfice machine comprising:
  • first and second members each having a first arm, a second arm and a third arm lying in substantially the same plane, rotatably mounted on said first and second pivots respectively;
  • (j) means provided on each of said first and second manipulative levers for blocking the rotation of said first and second members until ribbon thickness on respective spools in said cartridge becomes less than a predetermined value.

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  • Impression-Transfer Materials And Handling Thereof (AREA)
US669134A 1966-09-20 1967-09-20 Ink ribbon cartridge for a typewriter,teleprinter or similar office machines Expired - Lifetime US3513957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2185966 1966-09-20

Publications (1)

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US3513957A true US3513957A (en) 1970-05-26

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US669134A Expired - Lifetime US3513957A (en) 1966-09-20 1967-09-20 Ink ribbon cartridge for a typewriter,teleprinter or similar office machines

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US (1) US3513957A (enrdf_load_html_response)
BE (1) BE703962A (enrdf_load_html_response)
CH (1) CH461548A (enrdf_load_html_response)
DE (1) DE1611468C3 (enrdf_load_html_response)
FR (1) FR1539263A (enrdf_load_html_response)
GB (1) GB1178908A (enrdf_load_html_response)

Cited By (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602353A (en) * 1968-06-06 1971-08-31 Olympic Werke Ag Ribbon transporting and reversing mechanism
US3621968A (en) * 1969-07-15 1971-11-23 Burroughs Corp Ribbon cartridge with mobius loop in ribbon
US3658164A (en) * 1969-02-20 1972-04-25 Ricoh Kk Device for reversing long tape
JPS4820509U (enrdf_load_html_response) * 1971-07-19 1973-03-08
JPS4919919A (enrdf_load_html_response) * 1972-06-14 1974-02-21
US3833108A (en) * 1971-09-15 1974-09-03 Messrs Buttner F Ag Ink ribbon cartridge having removable spools
US3863749A (en) * 1972-06-05 1975-02-04 Scm Corp Spoolless ribbon cartridge with lift and feed features combined
US3871507A (en) * 1972-06-05 1975-03-18 Donald S Perry Spoolless ribbon cartridge with lift and feed features combined
US3877561A (en) * 1971-10-04 1975-04-15 Olivetti & Co Spa Cartridge for the carbon ribbon of a typewriter, calculating machine, accounting machine or like office machines
US3880271A (en) * 1973-09-17 1975-04-29 Victor Comptometer Corp Ribbon feed
US3882989A (en) * 1974-01-28 1975-05-13 Litton Business Systems Inc Typewriter ribbon loading arrangement to facilitate replacement or substitution of ribbon
US3887056A (en) * 1973-03-23 1975-06-03 Burroughs Corp Demountable-pluggable tensioning and re-inking ribbon cartridge
US3889795A (en) * 1971-10-21 1975-06-17 Olivetti & Co Spa Removable cartridge for the inked ribbon for typewriters, calculating machines or other office machines
US3891078A (en) * 1973-04-27 1975-06-24 Triumph Werke Nuernberg Ag Ribbon shifting arrangement
US3897867A (en) * 1973-11-12 1975-08-05 Scm Corp Ribbon feed mechanism for ink ribbon cartridges
US3899065A (en) * 1974-07-22 1975-08-12 Litton Business Systems Inc Ribbon cassettes for single element typewriters
US3904017A (en) * 1974-06-03 1975-09-09 Litton Business Systems Inc Ribbon cassettes with prethreaded vibrator and ribbon feed means
US3904016A (en) * 1972-08-09 1975-09-09 Triumph Werke Nuernberg Ag Typewriter ribbon arrangement having interchangeable ribbon loadable cartridges with attached movable ribbon lifters
US3907094A (en) * 1972-05-16 1975-09-23 Triumph Werke Nuernberg Ag Ribbon feeding and reversing mechanism
US3910399A (en) * 1972-07-19 1975-10-07 Suwa Seikosha Kk Reversible ink ribbon feed device having unitary bulk sensors
JPS516715A (enrdf_load_html_response) * 1974-07-03 1976-01-20 Ibm
JPS5166018A (enrdf_load_html_response) * 1974-11-04 1976-06-08 Facit Ab
US4008795A (en) * 1972-10-20 1977-02-22 Ing. C. Olivetti & C., S.P.A. Removable cartridge for the inked ribbon for typewriters, calculating machines or other office machines
US4013160A (en) * 1975-10-14 1977-03-22 A. B. Dick Company Ribbon tensioning device for ribbon cartridge
US4051943A (en) * 1975-01-09 1977-10-04 Brother Industries, Ltd. Ribbon cartridge
JPS52136025A (en) * 1976-05-10 1977-11-14 Tokyo Electric Co Ltd Ink ribbon feeding unit for printer
US4083444A (en) * 1975-07-10 1978-04-11 Ing. C. Olivetti & C., S.P.A. Removable cartridge for an inked ribbon and ribbon feed mechanism for printing machines
US4111293A (en) * 1977-01-10 1978-09-05 Xerox Corporation Ribbon transporting and shifting mechanism
US4115013A (en) * 1977-03-30 1978-09-19 Xerox Corporation End-of-ribbon sensor device
US4132486A (en) * 1977-01-05 1979-01-02 Bunker Ramo Corporation Ribbon platform mechanism for extending ribbon life
US4188134A (en) * 1977-11-03 1980-02-12 Litton Business Systems, Inc. Ribbon cartridge having cam means for moving ribbon sensing and reversing lever
US4212551A (en) * 1977-11-17 1980-07-15 Litton Business Systems, Inc. Ribbon cartridge
EP0017753A3 (en) * 1979-04-20 1981-05-27 Autelca Ag Ink ribbon transporting and reversing device
US4302118A (en) * 1977-05-27 1981-11-24 International Business Machines Corporation Typewriter cartridge and feed mechanism therefor
US4332491A (en) * 1979-07-25 1982-06-01 Xelavis S.A. Device for the feed and motion reversal of the ribbon for typewriter cartridges and cartridge therefore
US4347007A (en) * 1977-05-27 1982-08-31 International Business Machines Corporation Typewriter cartridge and feed mechanism therefor
US4350453A (en) * 1980-07-03 1982-09-21 International Business Machines Corporation Cartridge for correction media or tacky tape with a wrap spring
US4353657A (en) * 1977-11-21 1982-10-12 International Business Machines Corporation Ribbon feed mechanism and correction tape feed mechanism for a typewriter
US4391539A (en) * 1980-05-23 1983-07-05 Kroy Inc. Tape-ribbon printing cartridge
US4396305A (en) * 1981-01-22 1983-08-02 Scm Corporation Ribbon Cartridge handling apparatus
US4561791A (en) * 1982-01-18 1985-12-31 Silver Seiko Ltd. Alternate ribbon feed mechanism for fabric and carbon ribbon cassettes
US5064304A (en) * 1989-03-10 1991-11-12 Fujitsu Limited Printer having an ink ribbon shift apparatus
US20080216686A1 (en) * 2007-03-08 2008-09-11 Fargo Electronics, Inc. Cantilevered Credential Processing Device Component
US20080219735A1 (en) * 2007-03-08 2008-09-11 Fargo Electronics, Inc. Printhead Assembly for a Credential Production Device
US20080216688A1 (en) * 2007-03-08 2008-09-11 Fargo Electronics, Inc. Inverted Reverse-Image Transfer Printing
US20080219739A1 (en) * 2007-03-08 2008-09-11 Fargo Electronics, Inc. Credential Production Print Ribbon and Transfer Ribbon Cartridges
US8730283B2 (en) 2009-09-18 2014-05-20 Assa Abloy Ab Credential substrate feeding in a credential processing device

Families Citing this family (7)

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Publication number Priority date Publication date Assignee Title
IT1097931B (it) * 1978-08-03 1985-08-31 Antolini Camillo Cartuccia estraibile per nastro inchiostrato per macchine da scrivere e macchina relativa
DE2901611C2 (de) * 1979-01-17 1987-02-26 Olympia AG, 2940 Wilhelmshaven Umschaltvorrichtung für Farbbandkassetten von Schreib- o.ä. Büromaschinen
IT1118501B (it) * 1979-03-22 1986-03-03 Olivetti & Co Spa Cartuccia per un nastro inchiostrato di macchine per scrivere e simili e meccanismo per il suo impiego
US4310257A (en) * 1979-12-14 1982-01-12 International Business Machines Corporation Typewriter cartridge lock-down
IT8167573A0 (it) * 1981-04-28 1981-04-28 Ipr Ind Prod Res Meccanismo di comando del posizionamento di una cartuccia portanastro di una macchina per scrivere
US4564303A (en) * 1983-06-09 1986-01-14 Michael J. Rosenberg Nontiltable, straight line path ribbon cartridge shifting means for multicolor ribbon including MICR ink
DE3819783A1 (de) * 1988-06-10 1989-12-14 Triumph Adler Ag Elektronisch gesteuerte schreibmaschine, drucker od. dgl. und farbbandkassette bzw. typenradkassette hierfuer

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US1015594A (en) * 1911-06-30 1912-01-23 Hammond Typewriter Co Type-writer.
US1065531A (en) * 1909-11-17 1913-06-24 Harvey A Moyer Ribbon mechanism for type-writing machines.
US2077379A (en) * 1935-04-24 1937-04-20 Underwood Elliott Fisher Co Typewriting machine
US2118963A (en) * 1936-04-10 1938-05-31 Beria Biagio Ribbon feed mechanism
US2505991A (en) * 1946-05-31 1950-05-02 Rca Corp Ribbon feed device
US2654461A (en) * 1949-07-23 1953-10-06 Bovio Ilario Automatic ink-ribbon reversal mechanism for typewriters and printing business machines
US2697505A (en) * 1951-12-11 1954-12-21 Teletype Corp Ribbon reverse mechanism
US3065837A (en) * 1960-11-22 1962-11-27 Luco Eugene Di Ribbon spool holder
US3094204A (en) * 1961-11-03 1963-06-18 Walter D Landgraf Universal spools
US3151724A (en) * 1962-02-13 1964-10-06 Royal Mcbee Corp Typewriter ribbon package
US3184028A (en) * 1954-11-30 1965-05-18 Scm Corp Ribbon feed and reverse mechanism
US3349887A (en) * 1964-12-28 1967-10-31 Ibm Ribbon mechanism
US3356202A (en) * 1967-03-09 1967-12-05 Ibm Typewriter ribbon cartridge

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US2252075A (en) * 1937-06-24 1941-08-12 Johnson Lane Ribbon rack
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US2886162A (en) * 1956-09-15 1959-05-12 Siemens Ag Teleprinter ink-ribbon drive control
US2902136A (en) * 1957-12-20 1959-09-01 Ibm Ribbon mechanism
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US3272304A (en) * 1965-05-10 1966-09-13 Royal Typewriter Co Inc Typewriter ribbon package
DE1941721U (de) * 1966-04-23 1966-07-07 Walther Bueromaschinen G M B H Zweizonendruckvorrichtung fuer einfarbige druck- und schreibwerke.

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US1065531A (en) * 1909-11-17 1913-06-24 Harvey A Moyer Ribbon mechanism for type-writing machines.
US1015594A (en) * 1911-06-30 1912-01-23 Hammond Typewriter Co Type-writer.
US2077379A (en) * 1935-04-24 1937-04-20 Underwood Elliott Fisher Co Typewriting machine
US2118963A (en) * 1936-04-10 1938-05-31 Beria Biagio Ribbon feed mechanism
US2505991A (en) * 1946-05-31 1950-05-02 Rca Corp Ribbon feed device
US2654461A (en) * 1949-07-23 1953-10-06 Bovio Ilario Automatic ink-ribbon reversal mechanism for typewriters and printing business machines
US2697505A (en) * 1951-12-11 1954-12-21 Teletype Corp Ribbon reverse mechanism
US3184028A (en) * 1954-11-30 1965-05-18 Scm Corp Ribbon feed and reverse mechanism
US3065837A (en) * 1960-11-22 1962-11-27 Luco Eugene Di Ribbon spool holder
US3094204A (en) * 1961-11-03 1963-06-18 Walter D Landgraf Universal spools
US3151724A (en) * 1962-02-13 1964-10-06 Royal Mcbee Corp Typewriter ribbon package
US3349887A (en) * 1964-12-28 1967-10-31 Ibm Ribbon mechanism
US3356202A (en) * 1967-03-09 1967-12-05 Ibm Typewriter ribbon cartridge

Cited By (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602353A (en) * 1968-06-06 1971-08-31 Olympic Werke Ag Ribbon transporting and reversing mechanism
US3658164A (en) * 1969-02-20 1972-04-25 Ricoh Kk Device for reversing long tape
US3621968A (en) * 1969-07-15 1971-11-23 Burroughs Corp Ribbon cartridge with mobius loop in ribbon
JPS4820509U (enrdf_load_html_response) * 1971-07-19 1973-03-08
US3833108A (en) * 1971-09-15 1974-09-03 Messrs Buttner F Ag Ink ribbon cartridge having removable spools
US3877561A (en) * 1971-10-04 1975-04-15 Olivetti & Co Spa Cartridge for the carbon ribbon of a typewriter, calculating machine, accounting machine or like office machines
US3889795A (en) * 1971-10-21 1975-06-17 Olivetti & Co Spa Removable cartridge for the inked ribbon for typewriters, calculating machines or other office machines
US3907094A (en) * 1972-05-16 1975-09-23 Triumph Werke Nuernberg Ag Ribbon feeding and reversing mechanism
US3863749A (en) * 1972-06-05 1975-02-04 Scm Corp Spoolless ribbon cartridge with lift and feed features combined
US3871507A (en) * 1972-06-05 1975-03-18 Donald S Perry Spoolless ribbon cartridge with lift and feed features combined
JPS4919919A (enrdf_load_html_response) * 1972-06-14 1974-02-21
US3910399A (en) * 1972-07-19 1975-10-07 Suwa Seikosha Kk Reversible ink ribbon feed device having unitary bulk sensors
US3904016A (en) * 1972-08-09 1975-09-09 Triumph Werke Nuernberg Ag Typewriter ribbon arrangement having interchangeable ribbon loadable cartridges with attached movable ribbon lifters
US4008795A (en) * 1972-10-20 1977-02-22 Ing. C. Olivetti & C., S.P.A. Removable cartridge for the inked ribbon for typewriters, calculating machines or other office machines
US3887056A (en) * 1973-03-23 1975-06-03 Burroughs Corp Demountable-pluggable tensioning and re-inking ribbon cartridge
US3891078A (en) * 1973-04-27 1975-06-24 Triumph Werke Nuernberg Ag Ribbon shifting arrangement
US3880271A (en) * 1973-09-17 1975-04-29 Victor Comptometer Corp Ribbon feed
US3897867A (en) * 1973-11-12 1975-08-05 Scm Corp Ribbon feed mechanism for ink ribbon cartridges
US3882989A (en) * 1974-01-28 1975-05-13 Litton Business Systems Inc Typewriter ribbon loading arrangement to facilitate replacement or substitution of ribbon
US3904017A (en) * 1974-06-03 1975-09-09 Litton Business Systems Inc Ribbon cassettes with prethreaded vibrator and ribbon feed means
JPS516715A (enrdf_load_html_response) * 1974-07-03 1976-01-20 Ibm
US3899065A (en) * 1974-07-22 1975-08-12 Litton Business Systems Inc Ribbon cassettes for single element typewriters
JPS5166018A (enrdf_load_html_response) * 1974-11-04 1976-06-08 Facit Ab
US4051943A (en) * 1975-01-09 1977-10-04 Brother Industries, Ltd. Ribbon cartridge
US4083444A (en) * 1975-07-10 1978-04-11 Ing. C. Olivetti & C., S.P.A. Removable cartridge for an inked ribbon and ribbon feed mechanism for printing machines
US4013160A (en) * 1975-10-14 1977-03-22 A. B. Dick Company Ribbon tensioning device for ribbon cartridge
JPS52136025A (en) * 1976-05-10 1977-11-14 Tokyo Electric Co Ltd Ink ribbon feeding unit for printer
US4132486A (en) * 1977-01-05 1979-01-02 Bunker Ramo Corporation Ribbon platform mechanism for extending ribbon life
US4111293A (en) * 1977-01-10 1978-09-05 Xerox Corporation Ribbon transporting and shifting mechanism
US4115013A (en) * 1977-03-30 1978-09-19 Xerox Corporation End-of-ribbon sensor device
US4302118A (en) * 1977-05-27 1981-11-24 International Business Machines Corporation Typewriter cartridge and feed mechanism therefor
US4347007A (en) * 1977-05-27 1982-08-31 International Business Machines Corporation Typewriter cartridge and feed mechanism therefor
US4188134A (en) * 1977-11-03 1980-02-12 Litton Business Systems, Inc. Ribbon cartridge having cam means for moving ribbon sensing and reversing lever
US4212551A (en) * 1977-11-17 1980-07-15 Litton Business Systems, Inc. Ribbon cartridge
US4353657A (en) * 1977-11-21 1982-10-12 International Business Machines Corporation Ribbon feed mechanism and correction tape feed mechanism for a typewriter
EP0017753A3 (en) * 1979-04-20 1981-05-27 Autelca Ag Ink ribbon transporting and reversing device
US4332491A (en) * 1979-07-25 1982-06-01 Xelavis S.A. Device for the feed and motion reversal of the ribbon for typewriter cartridges and cartridge therefore
US4391539A (en) * 1980-05-23 1983-07-05 Kroy Inc. Tape-ribbon printing cartridge
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Also Published As

Publication number Publication date
FR1539263A (fr) 1968-09-13
DE1611468C3 (de) 1986-05-07
DE1611468B2 (de) 1979-05-03
CH461548A (fr) 1968-08-31
DE1611468A1 (de) 1970-12-23
GB1178908A (en) 1970-01-21
BE703962A (enrdf_load_html_response) 1968-02-01

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