DE3822307A1 - Drucker mit einem verbesserten hammerwerk - Google Patents

Drucker mit einem verbesserten hammerwerk

Info

Publication number
DE3822307A1
DE3822307A1 DE19883822307 DE3822307A DE3822307A1 DE 3822307 A1 DE3822307 A1 DE 3822307A1 DE 19883822307 DE19883822307 DE 19883822307 DE 3822307 A DE3822307 A DE 3822307A DE 3822307 A1 DE3822307 A1 DE 3822307A1
Authority
DE
Germany
Prior art keywords
hammer
hammer mechanism
length
openings
chamber
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.)
Granted
Application number
DE19883822307
Other languages
German (de)
English (en)
Other versions
DE3822307C2 (fr
Inventor
Norman Edwin Farb
Steven Scott Hughes
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.)
Printronix LLC
Original Assignee
Printronix LLC
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 Printronix LLC filed Critical Printronix LLC
Publication of DE3822307A1 publication Critical patent/DE3822307A1/de
Application granted granted Critical
Publication of DE3822307C2 publication Critical patent/DE3822307C2/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
    • B41J9/00—Hammer-impression mechanisms
    • B41J9/02—Hammers; Arrangements thereof
    • B41J9/10—Hammers; Arrangements thereof of more than one hammer, e.g. one for each character position
    • 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
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/377—Cooling or ventilating arrangements

Landscapes

  • Accessory Devices And Overall Control Thereof (AREA)
  • Impact Printers (AREA)
DE19883822307 1987-07-01 1988-07-01 Drucker mit einem verbesserten hammerwerk Granted DE3822307A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6902187A 1987-07-01 1987-07-01

Publications (2)

Publication Number Publication Date
DE3822307A1 true DE3822307A1 (de) 1989-01-12
DE3822307C2 DE3822307C2 (fr) 1991-10-17

Family

ID=22086204

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883822307 Granted DE3822307A1 (de) 1987-07-01 1988-07-01 Drucker mit einem verbesserten hammerwerk

Country Status (5)

Country Link
JP (1) JPH066387B2 (fr)
CA (1) CA1324028C (fr)
DE (1) DE3822307A1 (fr)
FR (1) FR2618100B1 (fr)
GB (2) GB2206314B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3642104B2 (ja) * 1995-07-14 2005-04-27 リコープリンティングシステムズ株式会社 印字装置およびその製造方法
DE19724951C1 (de) * 1997-06-12 1998-12-24 Oce Printing Systems Gmbh Lüftungsvorrichtung für einen Drucker

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941051A (en) * 1974-08-08 1976-03-02 Printronix, Inc. Printer system
US4033255A (en) * 1975-11-13 1977-07-05 Printronix, Inc. Print hammer actuator for dot matrix printers
US4044668A (en) * 1975-05-16 1977-08-30 Printronix, Inc. Print hammer mechanism
US4280404A (en) * 1979-10-03 1981-07-28 Printronix, Inc. Printer having variable hammer release drive
US4386563A (en) * 1981-07-02 1983-06-07 Printronix, Inc. Printing system having staggered hammer release
US4438692A (en) * 1980-11-07 1984-03-27 Hitachi, Ltd. Printing apparatus with cooling of hammer printing coils

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086457A (en) * 1962-03-26 1963-04-23 Potter Instrument Co Inc High speed printer cooling system
JPS57100090A (en) * 1980-12-12 1982-06-22 Hitachi Koki Co Ltd Cooling device for printing machine
US4625638A (en) * 1982-06-07 1986-12-02 Fritz William O Dot matrix line printer
US4527469A (en) * 1983-04-15 1985-07-09 Dataproducts Corporation Dot matrix print actuator
US4503768A (en) * 1983-07-11 1985-03-12 Mannesmann Tally Corporation Single piece hammer module
US4539905A (en) * 1983-12-05 1985-09-10 Zenner Walter J Dot matrix line printer and print element driver assembly therefor
JPS60147374A (ja) * 1984-01-11 1985-08-03 Fuji Xerox Co Ltd 感熱記録ヘツドの冷却装置
EP0157624A3 (fr) * 1984-03-30 1987-07-29 Nec Home Electronics, Ltd. Banc de têtes d'impression et méthode de fabrication de celui-ci
JPS61266258A (ja) * 1985-05-20 1986-11-25 Nec Corp 印字ハンマ駆動装置
GB2186842B (en) * 1986-02-19 1990-08-01 Dataproducts Corp Impact printer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941051A (en) * 1974-08-08 1976-03-02 Printronix, Inc. Printer system
US4044668A (en) * 1975-05-16 1977-08-30 Printronix, Inc. Print hammer mechanism
US4033255A (en) * 1975-11-13 1977-07-05 Printronix, Inc. Print hammer actuator for dot matrix printers
US4280404A (en) * 1979-10-03 1981-07-28 Printronix, Inc. Printer having variable hammer release drive
US4438692A (en) * 1980-11-07 1984-03-27 Hitachi, Ltd. Printing apparatus with cooling of hammer printing coils
US4386563A (en) * 1981-07-02 1983-06-07 Printronix, Inc. Printing system having staggered hammer release

Also Published As

Publication number Publication date
GB2244955A (en) 1991-12-18
DE3822307C2 (fr) 1991-10-17
CA1324028C (fr) 1993-11-09
JPH066387B2 (ja) 1994-01-26
JPS6427972A (en) 1989-01-30
GB2206314A (en) 1989-01-05
FR2618100A1 (fr) 1989-01-20
GB2206314B (en) 1992-03-18
FR2618100B1 (fr) 1995-03-24
GB8815599D0 (en) 1988-08-03
GB9112999D0 (en) 1991-08-07

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