ATE94470T1 - Nadeldruckkopf mit antriebs- und rueckholklappankermagneten. - Google Patents

Nadeldruckkopf mit antriebs- und rueckholklappankermagneten.

Info

Publication number
ATE94470T1
ATE94470T1 AT90115152T AT90115152T ATE94470T1 AT E94470 T1 ATE94470 T1 AT E94470T1 AT 90115152 T AT90115152 T AT 90115152T AT 90115152 T AT90115152 T AT 90115152T AT E94470 T1 ATE94470 T1 AT E94470T1
Authority
AT
Austria
Prior art keywords
print head
drive
electromagnets
return
armature magnets
Prior art date
Application number
AT90115152T
Other languages
English (en)
Inventor
Juergen Hilkenmeier
Hans Werner Volke
Original Assignee
Siemens Nixdorf Inf Syst
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 DE19873715304 external-priority patent/DE3715304A1/de
Application filed by Siemens Nixdorf Inf Syst filed Critical Siemens Nixdorf Inf Syst
Application granted granted Critical
Publication of ATE94470T1 publication Critical patent/ATE94470T1/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
    • 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
    • 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
    • B41J9/00—Hammer-impression mechanisms
    • B41J9/16—Means for cocking or resetting hammers
    • B41J9/24—Electromagnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Impact Printers (AREA)
AT90115152T 1987-05-08 1988-05-07 Nadeldruckkopf mit antriebs- und rueckholklappankermagneten. ATE94470T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873715304 DE3715304A1 (de) 1987-05-08 1987-05-08 Nadeldruckkopf mit klappankermagneten und ansteuerverfahren dafuer
EP90115152A EP0401881B1 (de) 1987-05-08 1988-05-07 Nadeldruckkopf mit Antriebs- und Rückholklappankermagneten

Publications (1)

Publication Number Publication Date
ATE94470T1 true ATE94470T1 (de) 1993-10-15

Family

ID=25855335

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90115152T ATE94470T1 (de) 1987-05-08 1988-05-07 Nadeldruckkopf mit antriebs- und rueckholklappankermagneten.

Country Status (2)

Country Link
EP (1) EP0401881B1 (de)
AT (1) ATE94470T1 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7017183A (de) * 1970-11-24 1972-05-26
US3741113A (en) * 1971-06-25 1973-06-26 Ibm High energy print hammer unit with fast settle out
NL7510968A (nl) * 1974-09-27 1976-03-30 Bell Telephone Mfg Drukkop.
US4522122A (en) * 1983-05-03 1985-06-11 Ncr Canada Ltd - Ncr Canada Ltee Fast impact hammer for high speed printer

Also Published As

Publication number Publication date
EP0401881A3 (de) 1991-02-06
EP0401881A2 (de) 1990-12-12
EP0401881B1 (de) 1993-09-15

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee