EP0408158A3 - Matrix print head - Google Patents

Matrix print head Download PDF

Info

Publication number
EP0408158A3
EP0408158A3 EP19900250162 EP90250162A EP0408158A3 EP 0408158 A3 EP0408158 A3 EP 0408158A3 EP 19900250162 EP19900250162 EP 19900250162 EP 90250162 A EP90250162 A EP 90250162A EP 0408158 A3 EP0408158 A3 EP 0408158A3
Authority
EP
European Patent Office
Prior art keywords
print head
matrix print
matrix
head
print
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.)
Withdrawn
Application number
EP19900250162
Other languages
German (de)
Other versions
EP0408158A2 (en
Inventor
Bernd Dipl.-Ing. Gugel
Johann Dipl.-Ing. Stempfle
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of EP0408158A2 publication Critical patent/EP0408158A2/en
Publication of EP0408158A3 publication Critical patent/EP0408158A3/en
Withdrawn legal-status Critical Current

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
    • B41J2/27—Actuators for print wires
EP19900250162 1989-07-10 1990-06-26 Matrix print head Withdrawn EP0408158A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3922993 1989-07-10
DE19893922993 DE3922993A1 (en) 1989-07-10 1989-07-10 MATRIX PRINT HEAD

Publications (2)

Publication Number Publication Date
EP0408158A2 EP0408158A2 (en) 1991-01-16
EP0408158A3 true EP0408158A3 (en) 1991-09-04

Family

ID=6384858

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900250162 Withdrawn EP0408158A3 (en) 1989-07-10 1990-06-26 Matrix print head

Country Status (2)

Country Link
EP (1) EP0408158A3 (en)
DE (1) DE3922993A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH323140A (en) * 1953-06-11 1957-07-15 Siemens Ag Laminated magnet, especially for use in contactors and other switching devices for high switching frequencies
GB2022515A (en) * 1978-05-12 1979-12-19 Suwa Seikosha Kk A head for a dot printer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7300743U (en) * 1973-04-05 Bueromaschinen W Gmbh Lubricating device for the printing wires in mosaic print heads
CH519231A (en) * 1971-05-14 1972-02-15 Sprecher & Schuh Ag Electromagnet, in particular for driving electrical switching devices
DE2152241A1 (en) * 1971-10-20 1973-04-26 Philips Patentverwaltung MOSAIC PRINTER
JPS595074A (en) * 1982-07-02 1984-01-11 Canon Inc Wire head
DE3412429A1 (en) * 1984-04-03 1985-10-10 Nixdorf Computer Ag, 4790 Paderborn FOLDING ARM MAGNET FOR NEEDLE PRINT HEAD

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH323140A (en) * 1953-06-11 1957-07-15 Siemens Ag Laminated magnet, especially for use in contactors and other switching devices for high switching frequencies
GB2022515A (en) * 1978-05-12 1979-12-19 Suwa Seikosha Kk A head for a dot printer

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
IBM TECHNICAL DISCLOSURE BULLETIN, Band 30, Nr. 2, Juli 1987, Seiten 843-845, Armonk, New York, US; "Knife edge armature pivot in wire matrix print head and retention spring therefor" *
PATENT ABSTRACTS OF JAPAN, Band 8, Nr. 90 (M-292)[1527], 25. April 1984; & JP-A-59 5074 (CANON K.K.) 11-01-1984 *

Also Published As

Publication number Publication date
DE3922993A1 (en) 1991-01-24
EP0408158A2 (en) 1991-01-16

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