US3504623A - Hammer arrangement for high-speed printers - Google Patents

Hammer arrangement for high-speed printers Download PDF

Info

Publication number
US3504623A
US3504623A US718603A US3504623DA US3504623A US 3504623 A US3504623 A US 3504623A US 718603 A US718603 A US 718603A US 3504623D A US3504623D A US 3504623DA US 3504623 A US3504623 A US 3504623A
Authority
US
United States
Prior art keywords
actuator
hammer
cushion
arrangement
electromagnet
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 - Lifetime
Application number
US718603A
Other languages
English (en)
Inventor
Karel J Staller
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.)
TDK Micronas GmbH
ITT Inc
Original Assignee
Deutsche ITT Industries GmbH
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 Deutsche ITT Industries GmbH filed Critical Deutsche ITT Industries GmbH
Application granted granted Critical
Publication of US3504623A publication Critical patent/US3504623A/en
Assigned to ITT CORPORATION reassignment ITT CORPORATION CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B41J9/26—Means for operating hammers to effect impression
    • B41J9/38—Electromagnetic means

Definitions

  • hammer 1 is shown having a recessed portion 1a and a mass M1 which is movable in a direction indicated by arrow 5.
  • the hammer is resiliently mounted to a mounting member 6 by means of beryllium springs 7 contained within a resilient material 8 in the hammer.
  • the hammers recessed portion 1a is adapted to engage the part 2a of an L-shaped actuator 2 having a mass M2, the actuator 2 is pivotably mounted at its elbow by pin 9 on the mounting member 6.
  • a resilient cushion 4 is fixed in member 6 and positioned as shown to stop the movement of actuator 2 during its movement in the direction 5.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Impact Printers (AREA)
US718603A 1968-04-03 1968-04-03 Hammer arrangement for high-speed printers Expired - Lifetime US3504623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71860368A 1968-04-03 1968-04-03

Publications (1)

Publication Number Publication Date
US3504623A true US3504623A (en) 1970-04-07

Family

ID=24886723

Family Applications (1)

Application Number Title Priority Date Filing Date
US718603A Expired - Lifetime US3504623A (en) 1968-04-03 1968-04-03 Hammer arrangement for high-speed printers

Country Status (5)

Country Link
US (1) US3504623A (cg-RX-API-DMAC7.html)
BE (1) BE730966A (cg-RX-API-DMAC7.html)
CH (1) CH495589A (cg-RX-API-DMAC7.html)
DE (1) DE1916794A1 (cg-RX-API-DMAC7.html)
GB (1) GB1219253A (cg-RX-API-DMAC7.html)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585927A (en) * 1969-12-22 1971-06-22 Ibm Pivotally mounted high performance print magnet
US3635156A (en) * 1969-10-06 1972-01-18 Ncr Co Fatigue-resistant attachment for highly stressed members such as print hammers
US3643594A (en) * 1968-06-11 1972-02-22 Sits Soc It Telecom Siemens Print hammer for high-speed printer
US3696739A (en) * 1970-05-04 1972-10-10 American Regital Corp Striking apparatus for rotating wheel printer
US3726213A (en) * 1970-12-07 1973-04-10 Singer Co Print hammer with high repetition rate
US3768403A (en) * 1971-11-08 1973-10-30 Tally Corp High speed printer with leaflike impact means
US3780648A (en) * 1969-09-02 1973-12-25 Nortec Computer Devices High speed print hammer with dynamic damper means
US3823667A (en) * 1972-07-03 1974-07-16 Teletype Corp Force adjustment in impact printers
JPS49102015A (cg-RX-API-DMAC7.html) * 1972-12-27 1974-09-26
US3893390A (en) * 1972-05-01 1975-07-08 Honeywell Inf Systems Printer with rectilinear type-carrying belt
US3924725A (en) * 1974-06-28 1975-12-09 Ibm Dual array disc printer
US3968744A (en) * 1975-03-03 1976-07-13 Burroughs Corporation Self-damping unitary print hammer for high speed printers
US3977509A (en) * 1973-10-18 1976-08-31 De Staat Der Nederlanden, Te Dezen Vertegenwoordigd Door De Directeur-Generaal Der Posterijen, Telegrafie En Telefonie Bar-code writer
US3994381A (en) * 1973-04-26 1976-11-30 The Singer Company Wire matrix print head
DE2629592A1 (de) * 1976-07-01 1978-01-12 Ibm Deutschland Druckhammer fuer typendrucker
US4242004A (en) * 1979-03-21 1980-12-30 Extel Corporation Dot matrix printhead driver
EP0023153A1 (en) * 1979-07-23 1981-01-28 Ncr Canada Ltd - Ncr Canada Ltee Print hammer mechanism
US4557192A (en) * 1981-05-26 1985-12-10 International Business Machines Corporation Self restoring pivoting means and print hammer using same
US4852481A (en) * 1988-07-14 1989-08-01 L. James Hubbard Print hammer mechanism
US5042376A (en) * 1987-09-02 1991-08-27 Bull Hn Information Systems Italia S.P.A. Aerodynamic damper for an impact printing actuator

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5153919A (en) * 1974-11-07 1976-05-12 Nippon Electric Co Shiriarupurintaano injihanmaakiko
DE2954495C2 (cg-RX-API-DMAC7.html) * 1979-02-26 1989-04-20 Aeg Olympia Ag, 2940 Wilhelmshaven, De
DE2907456A1 (de) * 1979-02-26 1980-09-04 Olympia Werke Ag Druckhammeranordnung an schreib- o.ae. daten schreibenden bueromaschinen mit einem summentypentraeger
JPS5770681A (en) * 1980-10-21 1982-05-01 Ricoh Co Ltd Hammering device for printer
JPS5845776A (ja) * 1981-09-11 1983-03-17 神鋼電機株式会社 小型バイブレ−タ
IT1235057B (it) * 1989-06-08 1992-06-17 C Olivetti & C S P A Sede Via Dispositivo di battuta per macchine stampanti

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787210A (en) * 1953-01-22 1957-04-02 Jr Francis H Shepard Hammer impelling means in high speed printers
US2874634A (en) * 1956-02-14 1959-02-24 Olympia Werke Ag Printing apparatus
US3110250A (en) * 1961-10-20 1963-11-12 Potter Instrument Co Inc Printer hammer assembly
US3144821A (en) * 1960-10-06 1964-08-18 Ibm Printer apparatus having print force control
US3145650A (en) * 1962-12-03 1964-08-25 Burroughs Corp Recording apparatus
US3166010A (en) * 1962-05-03 1965-01-19 Potter Instrument Co Inc Return spring bumper for print hammers
US3183830A (en) * 1960-12-27 1965-05-18 Rca Corp Print registration control means in high speed printers
US3188946A (en) * 1962-12-31 1965-06-15 Ibm Hammer control mechanism for record marking machine
US3200739A (en) * 1963-03-18 1965-08-17 Potter Instrument Co Inc Print hammer modules for high speed printers
US3266419A (en) * 1964-08-11 1966-08-16 Navigation Computer Corp High speed impact print hammer assembly with resilient energy storing means

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787210A (en) * 1953-01-22 1957-04-02 Jr Francis H Shepard Hammer impelling means in high speed printers
US2874634A (en) * 1956-02-14 1959-02-24 Olympia Werke Ag Printing apparatus
US3144821A (en) * 1960-10-06 1964-08-18 Ibm Printer apparatus having print force control
US3183830A (en) * 1960-12-27 1965-05-18 Rca Corp Print registration control means in high speed printers
US3110250A (en) * 1961-10-20 1963-11-12 Potter Instrument Co Inc Printer hammer assembly
US3166010A (en) * 1962-05-03 1965-01-19 Potter Instrument Co Inc Return spring bumper for print hammers
US3145650A (en) * 1962-12-03 1964-08-25 Burroughs Corp Recording apparatus
US3188946A (en) * 1962-12-31 1965-06-15 Ibm Hammer control mechanism for record marking machine
US3200739A (en) * 1963-03-18 1965-08-17 Potter Instrument Co Inc Print hammer modules for high speed printers
US3266419A (en) * 1964-08-11 1966-08-16 Navigation Computer Corp High speed impact print hammer assembly with resilient energy storing means

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3643594A (en) * 1968-06-11 1972-02-22 Sits Soc It Telecom Siemens Print hammer for high-speed printer
US3780648A (en) * 1969-09-02 1973-12-25 Nortec Computer Devices High speed print hammer with dynamic damper means
US3635156A (en) * 1969-10-06 1972-01-18 Ncr Co Fatigue-resistant attachment for highly stressed members such as print hammers
US3585927A (en) * 1969-12-22 1971-06-22 Ibm Pivotally mounted high performance print magnet
US3696739A (en) * 1970-05-04 1972-10-10 American Regital Corp Striking apparatus for rotating wheel printer
US3726213A (en) * 1970-12-07 1973-04-10 Singer Co Print hammer with high repetition rate
US3768403A (en) * 1971-11-08 1973-10-30 Tally Corp High speed printer with leaflike impact means
US3893390A (en) * 1972-05-01 1975-07-08 Honeywell Inf Systems Printer with rectilinear type-carrying belt
US3823667A (en) * 1972-07-03 1974-07-16 Teletype Corp Force adjustment in impact printers
JPS49102015A (cg-RX-API-DMAC7.html) * 1972-12-27 1974-09-26
US3994381A (en) * 1973-04-26 1976-11-30 The Singer Company Wire matrix print head
US3977509A (en) * 1973-10-18 1976-08-31 De Staat Der Nederlanden, Te Dezen Vertegenwoordigd Door De Directeur-Generaal Der Posterijen, Telegrafie En Telefonie Bar-code writer
US3924725A (en) * 1974-06-28 1975-12-09 Ibm Dual array disc printer
US3968744A (en) * 1975-03-03 1976-07-13 Burroughs Corporation Self-damping unitary print hammer for high speed printers
DE2629592A1 (de) * 1976-07-01 1978-01-12 Ibm Deutschland Druckhammer fuer typendrucker
US4141290A (en) * 1976-07-01 1979-02-27 International Business Machines Corporation Print hammer for type printers
US4242004A (en) * 1979-03-21 1980-12-30 Extel Corporation Dot matrix printhead driver
EP0023153A1 (en) * 1979-07-23 1981-01-28 Ncr Canada Ltd - Ncr Canada Ltee Print hammer mechanism
US4557192A (en) * 1981-05-26 1985-12-10 International Business Machines Corporation Self restoring pivoting means and print hammer using same
US5042376A (en) * 1987-09-02 1991-08-27 Bull Hn Information Systems Italia S.P.A. Aerodynamic damper for an impact printing actuator
US4852481A (en) * 1988-07-14 1989-08-01 L. James Hubbard Print hammer mechanism

Also Published As

Publication number Publication date
BE730966A (cg-RX-API-DMAC7.html) 1969-10-03
GB1219253A (en) 1971-01-13
CH495589A (de) 1970-08-31
DE1916794A1 (de) 1969-10-30

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Legal Events

Date Code Title Description
AS Assignment

Owner name: ITT CORPORATION

Free format text: CHANGE OF NAME;ASSIGNOR:INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION;REEL/FRAME:004389/0606

Effective date: 19831122