GB2241924B - Print head for a dot matrix printer - Google Patents

Print head for a dot matrix printer

Info

Publication number
GB2241924B
GB2241924B GB9103858A GB9103858A GB2241924B GB 2241924 B GB2241924 B GB 2241924B GB 9103858 A GB9103858 A GB 9103858A GB 9103858 A GB9103858 A GB 9103858A GB 2241924 B GB2241924 B GB 2241924B
Authority
GB
United Kingdom
Prior art keywords
print head
dot matrix
matrix printer
printer
dot
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 - Fee Related
Application number
GB9103858A
Other versions
GB2241924A (en
GB9103858D0 (en
Inventor
Yukihisa Kato
Tetsuya Yamamoto
Makoto Yasunaga
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co Ltd
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 JP1990018797U external-priority patent/JP2542410Y2/en
Priority claimed from JP2150190U external-priority patent/JPH03112340U/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB9103858D0 publication Critical patent/GB9103858D0/en
Publication of GB2241924A publication Critical patent/GB2241924A/en
Application granted granted Critical
Publication of GB2241924B publication Critical patent/GB2241924B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
GB9103858A 1990-02-28 1991-02-25 Print head for a dot matrix printer Expired - Fee Related GB2241924B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1990018797U JP2542410Y2 (en) 1990-02-28 1990-02-28 Print head
JP2150190U JPH03112340U (en) 1990-03-05 1990-03-05

Publications (3)

Publication Number Publication Date
GB9103858D0 GB9103858D0 (en) 1991-04-10
GB2241924A GB2241924A (en) 1991-09-18
GB2241924B true GB2241924B (en) 1994-04-27

Family

ID=26355536

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9103858A Expired - Fee Related GB2241924B (en) 1990-02-28 1991-02-25 Print head for a dot matrix printer

Country Status (2)

Country Link
GB (1) GB2241924B (en)
HK (1) HK29995A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2938979B2 (en) * 1990-12-21 1999-08-25 シチズン時計株式会社 Printer print head

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135830A (en) * 1976-06-14 1979-01-23 Brother Kogyo Kabushiki Kaisha Wire printer printing head
US4244658A (en) * 1978-02-01 1981-01-13 Kabushiki Kaisha Suwa Seikosha Dot printer head
US4569605A (en) * 1984-02-02 1986-02-11 International Business Machines Corporation Wire driving armature for dot printer
US4661002A (en) * 1983-08-19 1987-04-28 Canon Kabushiki Kaisha Dot matrix printer
US4700625A (en) * 1984-10-30 1987-10-20 Caracteres S.A. Needle-carrying head for a printing machine
US4723854A (en) * 1985-05-01 1988-02-09 Brother Kogyo Kabushiki Kaisha Dot-matrix print head and apparatus for supporting pivotable armatures
EP0349212A2 (en) * 1988-06-27 1990-01-03 Ing. C. Olivetti & C., S.p.A. Needle printing head

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135830A (en) * 1976-06-14 1979-01-23 Brother Kogyo Kabushiki Kaisha Wire printer printing head
US4244658A (en) * 1978-02-01 1981-01-13 Kabushiki Kaisha Suwa Seikosha Dot printer head
US4661002A (en) * 1983-08-19 1987-04-28 Canon Kabushiki Kaisha Dot matrix printer
US4569605A (en) * 1984-02-02 1986-02-11 International Business Machines Corporation Wire driving armature for dot printer
US4700625A (en) * 1984-10-30 1987-10-20 Caracteres S.A. Needle-carrying head for a printing machine
US4723854A (en) * 1985-05-01 1988-02-09 Brother Kogyo Kabushiki Kaisha Dot-matrix print head and apparatus for supporting pivotable armatures
EP0349212A2 (en) * 1988-06-27 1990-01-03 Ing. C. Olivetti & C., S.p.A. Needle printing head

Also Published As

Publication number Publication date
GB2241924A (en) 1991-09-18
GB9103858D0 (en) 1991-04-10
HK29995A (en) 1995-03-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee