IT7948312A0 - MATRIX PRINT HEAD ASSEMBLY - Google Patents

MATRIX PRINT HEAD ASSEMBLY

Info

Publication number
IT7948312A0
IT7948312A0 IT7948312A IT4831279A IT7948312A0 IT 7948312 A0 IT7948312 A0 IT 7948312A0 IT 7948312 A IT7948312 A IT 7948312A IT 4831279 A IT4831279 A IT 4831279A IT 7948312 A0 IT7948312 A0 IT 7948312A0
Authority
IT
Italy
Prior art keywords
print head
head assembly
matrix print
matrix
assembly
Prior art date
Application number
IT7948312A
Other languages
Italian (it)
Other versions
IT1115083B (en
Inventor
Donald G Hebert
Original Assignee
Dh Ass
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
Priority claimed from US05/885,186 external-priority patent/US4185929A/en
Priority claimed from US05/887,927 external-priority patent/US4230412A/en
Application filed by Dh Ass filed Critical Dh Ass
Publication of IT7948312A0 publication Critical patent/IT7948312A0/en
Application granted granted Critical
Publication of IT1115083B publication Critical patent/IT1115083B/en

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
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
    • B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
    • B41J2/235—Print head assemblies
    • B41J2/265—Guides for print wires
    • 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
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
    • B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
    • B41J2/235—Print head assemblies
    • B41J2/25—Print wires
    • B41J2/255—Arrangement of the print ends of the wires
    • 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
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
    • B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
    • B41J2/27—Actuators for print wires
    • B41J2/275—Actuators for print wires of clapper type
IT48312/79A 1978-03-10 1979-03-12 MATRIX PRINT HEAD COMPLEX IT1115083B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/885,186 US4185929A (en) 1978-03-10 1978-03-10 Wire matrix print head assembly
US05/887,927 US4230412A (en) 1978-03-17 1978-03-17 Matrix print head assembly

Publications (2)

Publication Number Publication Date
IT7948312A0 true IT7948312A0 (en) 1979-03-12
IT1115083B IT1115083B (en) 1986-02-03

Family

ID=27128753

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48312/79A IT1115083B (en) 1978-03-10 1979-03-12 MATRIX PRINT HEAD COMPLEX

Country Status (5)

Country Link
JP (2) JPH0569711B2 (en)
DE (2) DE2909552A1 (en)
FR (1) FR2419166B1 (en)
IT (1) IT1115083B (en)
WO (1) WO1979000738A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5856354B2 (en) * 1980-03-12 1983-12-14 沖電気工業株式会社 wire print head
IT1128976B (en) * 1980-08-21 1986-06-04 Olivetti & Co Spa BALLISTIC WIRE PRINT HEAD
DE3243477A1 (en) * 1982-11-22 1984-05-24 Mannesmann AG, 4000 Düsseldorf NEEDLE PRINT HEAD FOR MATRIX PRINTER
DE3243475C2 (en) * 1982-11-22 1987-02-26 Mannesmann AG, 4000 Düsseldorf Needle print head for matrix printer
JPS60193661A (en) * 1984-03-15 1985-10-02 Tokyo Electric Co Ltd Head for dot printer

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333667A (en) * 1965-12-09 1967-08-01 Teletype Corp Flexible wire guide cable
US3672482A (en) * 1970-08-31 1972-06-27 Ibm Wire matrix print head
DE2056364B2 (en) * 1970-11-17 1976-05-13 Offermann, Karl Heinz, 4322 Sprockhövel Electromagnetic system for mosaic printer - has circular yokes with ring of trapezium section pole pieces which retain coils
US3994381A (en) * 1973-04-26 1976-11-30 The Singer Company Wire matrix print head
DE2342420A1 (en) * 1973-08-22 1975-03-13 Steinmetz Krischke Systemtech MOSAIC PUSH BUTTON
US3897865A (en) * 1973-12-11 1975-08-05 Ibm Dot printing apparatus
DE2449235A1 (en) * 1973-12-11 1975-06-12 Gen Electric PRINT DEVICE WITH WIRE MATRIX PRINTER HEAD
US3893220A (en) * 1974-08-01 1975-07-08 Gen Electric Method of making wire matrix print head nozzle
US3929214A (en) * 1974-09-18 1975-12-30 D & D Ass Wire matrix ballistic impact print head
US4004671A (en) * 1974-12-16 1977-01-25 Lrc, Inc. Wire matrix print head
US4091909A (en) * 1975-03-05 1978-05-30 Texas Instruments Incorporated Wire matrix printer printhead assembly
DE2512684C3 (en) * 1975-03-20 1978-09-14 Mannesmann Ag, 4000 Duesseldorf Print head for a needle printer with a guide device for the print needles
US4047606A (en) * 1976-04-19 1977-09-13 Mannesmann Aktiengesellschaft Head for needle printer
US4051941A (en) * 1976-06-28 1977-10-04 Xerox Corporation Matrix print head with improved armature retainer
US4060161A (en) * 1977-01-11 1977-11-29 Ncr Corporation Vibration dampening means for printing mechanism
US4081067A (en) * 1977-03-07 1978-03-28 Ncr Corporation Internal vibration dampening means for printing mechanism
US4230038A (en) * 1977-06-23 1980-10-28 Helmut Falk Matrix print head assembly
DE2800218C2 (en) * 1978-01-04 1980-02-07 Triumph Werke Nuernberg Ag, 8500 Nuernberg Dot matrix print head

Also Published As

Publication number Publication date
IT1115083B (en) 1986-02-03
FR2419166A1 (en) 1979-10-05
DE2909552C2 (en) 1987-08-13
DE2954141C2 (en) 1987-08-06
JPS55500160A (en) 1980-03-21
WO1979000738A1 (en) 1979-10-04
DE2909552A1 (en) 1979-09-20
FR2419166B1 (en) 1987-08-14
JPH03175053A (en) 1991-07-30
JPH0569711B2 (en) 1993-10-01

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