CA938559A - Hammer firing system for a high speed printer - Google Patents

Hammer firing system for a high speed printer

Info

Publication number
CA938559A
CA938559A CA111600A CA111600A CA938559A CA 938559 A CA938559 A CA 938559A CA 111600 A CA111600 A CA 111600A CA 111600 A CA111600 A CA 111600A CA 938559 A CA938559 A CA 938559A
Authority
CA
Canada
Prior art keywords
high speed
firing system
speed printer
hammer firing
hammer
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
CA111600A
Inventor
Charles B. Pear, Jr.
A. Ross Joseph
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.)
Potter Instrument Co
Original Assignee
Potter Instrument Co
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 Potter Instrument Co filed Critical Potter Instrument Co
Application granted granted Critical
Publication of CA938559A publication Critical patent/CA938559A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J9/00Hammer-impression mechanisms
    • B41J9/26Means for operating hammers to effect impression
    • B41J9/38Electromagnetic means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/485Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes
    • B41J2/495Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by the process of building-up characters or image elements applicable to two or more kinds of printing or marking processes by selective printing from a rotating helical member
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J9/00Hammer-impression mechanisms
    • B41J9/42Hammer-impression mechanisms with anti-rebound arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Impact Printers (AREA)
CA111600A 1970-06-25 1971-04-28 Hammer firing system for a high speed printer Expired CA938559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4976770A 1970-06-25 1970-06-25

Publications (1)

Publication Number Publication Date
CA938559A true CA938559A (en) 1973-12-18

Family

ID=21961615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA111600A Expired CA938559A (en) 1970-06-25 1971-04-28 Hammer firing system for a high speed printer

Country Status (5)

Country Link
US (1) US3678847A (en)
CA (1) CA938559A (en)
DE (1) DE2131710A1 (en)
FR (1) FR2097935A5 (en)
GB (1) GB1313273A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843955A (en) * 1972-10-19 1974-10-22 Potter Instrument Co Inc Helical bar strip chart recorder
US3948168A (en) * 1974-08-14 1976-04-06 Willison K. Vance Digital printer
US4019100A (en) * 1975-05-16 1977-04-19 Printronix, Inc. Print hammer energizing and control circuit
US4062285A (en) * 1975-10-15 1977-12-13 Xerox Corporation Hammer driver controller for impact printers
US4291992A (en) * 1979-05-22 1981-09-29 R. C. Sanders Technology Systems, Inc. Printer pin control circuitry
DE2933616C2 (en) * 1979-08-20 1982-09-23 Siemens AG, 1000 Berlin und 8000 München Damping device for an electromagnetic drive designed as a hinged armature magnet system for the print hammer in a print hammer arrangement
DE2953825C1 (en) * 1979-08-20 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Control device for the electromagnetic drive of a print hammer
US4273040A (en) * 1979-09-28 1981-06-16 International Business Machines Corporation Segmented drum bar helix printer
US4353656A (en) * 1980-10-14 1982-10-12 Xerox Corporation Moving coil, multiple energy print hammer system including a closed loop servo
US4333398A (en) * 1980-11-06 1982-06-08 General Electric Company Driving force control system for impact printer
US4348119A (en) * 1980-11-06 1982-09-07 General Electric Company Bounce control system for moving coil printing element
JPS57109678A (en) * 1980-12-27 1982-07-08 Ricoh Co Ltd Plunger type printing hammer
US4522122A (en) * 1983-05-03 1985-06-11 Ncr Canada Ltd - Ncr Canada Ltee Fast impact hammer for high speed printer
US4665371A (en) * 1983-10-27 1987-05-12 Ncr Corporation Character spacing circuit for controlling print hammer firing
US4743821A (en) * 1986-10-14 1988-05-10 International Business Machines Corporation Pulse-width-modulating feedback control of electromagnetic actuators
IT1215449B (en) * 1987-04-30 1990-02-14 Honeywell Inf Systems CONTROL CIRCUIT FOR POINT PRINTER HEAD
DE69316860T2 (en) * 1992-12-18 1998-08-06 Ibm Punching by magnetic repulsion with dynamic damping
US6484613B1 (en) * 1993-07-27 2002-11-26 International Business Machines Corporation Electromagnetic bounce back braking for punch press and punch press process
EP0746752A4 (en) 1993-08-19 2000-02-23 Venturedyne Ltd Particle sensor with low-pressure-drop air flow system
US5726568A (en) * 1995-06-07 1998-03-10 International Business Machines Corporation Magneto-repulsion punching with dynamic damping

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1204680A (en) * 1958-06-02 1960-01-27 Bull Machines Sa Improvements to electronic trigger devices
GB999372A (en) * 1961-03-30 1965-07-21 Scm Corp Tape feed
NL292717A (en) * 1962-05-16

Also Published As

Publication number Publication date
DE2131710A1 (en) 1971-12-30
FR2097935A5 (en) 1972-03-03
US3678847A (en) 1972-07-25
GB1313273A (en) 1973-04-11

Similar Documents

Publication Publication Date Title
CA938559A (en) Hammer firing system for a high speed printer
CA1000781A (en) Printer system
CA940472A (en) Carriage drive for high speed printer
GB1420125A (en) High speed printer
CA1002107A (en) High speed printout system
CA930242A (en) Impact hammer for line printer
CA934247A (en) Non-embrittling paint systems for high impact sheets
CA945475A (en) Control system for high speed printer
CA919010A (en) Hammer for high-speed printer
CA943398A (en) Printing hammer
CA964522A (en) Print hammer mechanism
CA962954A (en) Hammer control for chain printer
AU2409571A (en) A character generation system
CA948255A (en) Magnetically restorable high speed print hammer
CA967808A (en) Printing hammer
CA767922A (en) Hammer firing arrangement for high speed printer
AU462891B2 (en) Print hammer
CA943397A (en) Print hammer
CA962953A (en) Chain printer hammer control
CA956892A (en) Serial printer
AU290064B2 (en) High speed print hammer printer
AU2905271A (en) Print hammer
CA857071A (en) Print hammer actuator
CA898598A (en) Print hammer actuator construction for high speed printers
CA833887A (en) High speed can printing machine