DE3540761C2 - - Google Patents

Info

Publication number
DE3540761C2
DE3540761C2 DE3540761A DE3540761A DE3540761C2 DE 3540761 C2 DE3540761 C2 DE 3540761C2 DE 3540761 A DE3540761 A DE 3540761A DE 3540761 A DE3540761 A DE 3540761A DE 3540761 C2 DE3540761 C2 DE 3540761C2
Authority
DE
Germany
Prior art keywords
armature
printing
needles
needle
shore
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
Application number
DE3540761A
Other languages
German (de)
English (en)
Other versions
DE3540761A1 (de
Inventor
Bernd Dipl.-Ing. Gugel (Fh), 7900 Ulm, De
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6286213&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3540761(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mannesmann AG filed Critical Mannesmann AG
Priority to DE19853540761 priority Critical patent/DE3540761A1/de
Priority to DE8686115255T priority patent/DE3664596D1/de
Priority to AT86115255T priority patent/ATE44910T1/de
Priority to EP86115255A priority patent/EP0223148B1/de
Priority to JP61270025A priority patent/JPS62121066A/ja
Priority to US06/932,174 priority patent/US4822187A/en
Publication of DE3540761A1 publication Critical patent/DE3540761A1/de
Application granted granted Critical
Publication of DE3540761C2 publication Critical patent/DE3540761C2/de
Granted 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
    • B41J2/275—Actuators for print wires of clapper type

Landscapes

  • Impact Printers (AREA)
  • Magnetic Heads (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
DE19853540761 1985-11-16 1985-11-16 Matrixdruckkopf Granted DE3540761A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19853540761 DE3540761A1 (de) 1985-11-16 1985-11-16 Matrixdruckkopf
DE8686115255T DE3664596D1 (en) 1985-11-16 1986-11-04 Matrix print head
AT86115255T ATE44910T1 (de) 1985-11-16 1986-11-04 Matrixdruckkopf.
EP86115255A EP0223148B1 (de) 1985-11-16 1986-11-04 Matrixdruckkopf
JP61270025A JPS62121066A (ja) 1985-11-16 1986-11-14 マトリツクス印字ヘツド
US06/932,174 US4822187A (en) 1985-11-16 1986-11-17 Preventing armature rebounding in matrix print heads

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853540761 DE3540761A1 (de) 1985-11-16 1985-11-16 Matrixdruckkopf

Publications (2)

Publication Number Publication Date
DE3540761A1 DE3540761A1 (de) 1987-05-21
DE3540761C2 true DE3540761C2 (en:Method) 1989-04-06

Family

ID=6286213

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19853540761 Granted DE3540761A1 (de) 1985-11-16 1985-11-16 Matrixdruckkopf
DE8686115255T Expired DE3664596D1 (en) 1985-11-16 1986-11-04 Matrix print head

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8686115255T Expired DE3664596D1 (en) 1985-11-16 1986-11-04 Matrix print head

Country Status (5)

Country Link
US (1) US4822187A (en:Method)
EP (1) EP0223148B1 (en:Method)
JP (1) JPS62121066A (en:Method)
AT (1) ATE44910T1 (en:Method)
DE (2) DE3540761A1 (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0239947A (ja) * 1988-07-29 1990-02-08 Seikosha Co Ltd 印字ヘッド
ATE113902T1 (de) * 1989-09-18 1994-11-15 Mannesmann Ag Matrixnadeldruckkopf.
DE4020015C1 (en:Method) * 1990-06-20 1991-09-26 Mannesmann Ag, 4000 Duesseldorf, De
US5188466A (en) * 1991-06-27 1993-02-23 Mannesmann Aktiengesellschaft Matrix pin print head with rebound control
JP2806414B2 (ja) * 1992-08-18 1998-09-30 富士通株式会社 電気機械変換アクチュエータおよび印字ヘッド
DE10257014B4 (de) * 2002-12-06 2005-12-01 Tally Computerdrucker Gmbh Matrixnadeldruckkopf für Computerdrucker, insbesondere Druckkopf der Klappankerbauart

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345942A (en) * 1966-06-14 1967-10-10 Moreland Corp Rubber covered roller
US3896918A (en) * 1971-03-04 1975-07-29 Winfried Schneider Mosaic printing head with electromagnetically actuated needles with a common yoke for all electromagnets
FR2287340A1 (fr) * 1974-10-08 1976-05-07 Sagem Perfectionnements apportes aux dispositifs ou tetes d'impression pour imprimantes ou analogues et procede de fabrication d'une telle tete d'impression
US3994218A (en) * 1974-12-18 1976-11-30 Teletype Corporation Energy absorbing print hammer bumper with internal stabilizer
US4051941A (en) * 1976-06-28 1977-10-04 Xerox Corporation Matrix print head with improved armature retainer
US4064799A (en) * 1976-11-26 1977-12-27 Teletype Corporation Print hammer bumper exhibiting dual resiliency characteristics
US4140406A (en) * 1977-06-13 1979-02-20 Dataproducts Dot matrix print head
DE2800218C2 (de) * 1978-01-04 1980-02-07 Triumph Werke Nuernberg Ag, 8500 Nuernberg Nadeldruckkopf
US4230412A (en) * 1978-03-17 1980-10-28 Helmut Falk Matrix print head assembly
US4298656A (en) * 1980-03-28 1981-11-03 Westinghouse Electric Corp. Epoxy-elastomer low temperature curable, solventless, sprayable, stator winding adhesive-bracing compositions
DE3164230D1 (en) * 1980-12-05 1984-07-19 Tokyo Electric Co Ltd Printing head of dot printer
IT1163942B (it) * 1983-09-27 1987-04-08 Honeywell Inf Systems Gruppo elettromagnetico di stampa per stampante a mosaico
DE3412855A1 (de) * 1984-04-03 1985-10-03 Mannesmann AG, 4000 Düsseldorf Matrixdruckkopf
US4647236A (en) * 1984-12-07 1987-03-03 Citizen Watch Co., Ltd. Print head
DE8520709U1 (de) * 1985-07-18 1985-10-10 KSA Dichtsysteme GmbH & Co KG, 7143 Vaihingen Flachdichtung

Also Published As

Publication number Publication date
EP0223148B1 (de) 1989-07-26
DE3664596D1 (en) 1989-08-31
DE3540761A1 (de) 1987-05-21
US4822187A (en) 1989-04-18
EP0223148A1 (de) 1987-05-27
JPS62121066A (ja) 1987-06-02
ATE44910T1 (de) 1989-08-15

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation