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of single hammers

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  • B41J9/04
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41JTYPEWRITERS SELECTIVE PRINTING MECHANISMS, e.g. INK-JET PRINTERS, THERMAL PRINTERS B41J9/00Hammer-impression mechanisms

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B41J9/04of single hammers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Line printer hammer banks
    • Patent number 8,789,922
    • Issue date Jul 29, 2014
    • Printronix, Inc.
    • John W. Gemmell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Line printer hammer banks
    • Patent number 8,657,409
    • Issue date Feb 25, 2014
    • Printronix, Inc.
    • John W. Gemmell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing hammer device
    • Patent number 4,974,976
    • Issue date Dec 4, 1990
    • Brother Kogyo Kabushiki Kaisha
    • Masutaro Katsu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact mechanism for impact printer
    • Patent number 4,874,265
    • Issue date Oct 17, 1989
    • Xerox Corporation
    • Helmut K. Waibel
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact mechanism for impact printer
    • Patent number 4,867,584
    • Issue date Sep 19, 1989
    • Xerox Corporation
    • James G. Savage
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact mechanism for impact printer
    • Patent number 4,859,096
    • Issue date Aug 22, 1989
    • Xerox Corporation
    • Helmut K. Waibel
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Multi-color plural belt printer with sliding hammer
    • Patent number 4,753,544
    • Issue date Jun 28, 1988
    • Alps Electric Co., Ltd.
    • Yasuhiko Iwane
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact mechanism for quiet impact printer
    • Patent number 4,737,043
    • Issue date Apr 12, 1988
    • Xerox Corporation
    • Andrew Gabor
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Method and apparatus for indexing the print hammer of typewriters o...
    • Patent number 4,710,042
    • Issue date Dec 1, 1987
    • Ta Triumph Adler Aktiengesellschaft
    • Manfred Moritz
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact printer with application of oblique print force
    • Patent number 4,686,900
    • Issue date Aug 18, 1987
    • Xerox Corporation
    • Richard G. Crystal
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Pen type multi-color recording device
    • Patent number 4,614,952
    • Issue date Sep 30, 1986
    • Orient Watch Co., Ltd.
    • Hajime Nara
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer with multiple type groups
    • Patent number 4,560,294
    • Issue date Dec 24, 1985
    • Alps Electric Co., Ltd.
    • Fukuo Sugawara
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Self restoring pivoting means and print hammer using same
    • Patent number 4,557,192
    • Issue date Dec 10, 1985
    • International Business Machines Corporation
    • William L. Dollenmayer
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Solenoid actuated pivotal printer hammer mechanism
    • Patent number 4,525,086
    • Issue date Jun 25, 1985
    • International Business Machines Corporation
    • Thomas R. Field
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Hammer device of printer
    • Patent number 4,505,604
    • Issue date Mar 19, 1985
    • Ricoh Company, Ltd.
    • Takeshi Takemoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Compact serial printer with rack plate drive for type belt drum
    • Patent number 4,504,159
    • Issue date Mar 12, 1985
    • Canon Denshi Kabushiki Kaisha
    • Hirofumi Hirano
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Serial printer
    • Patent number 4,423,972
    • Issue date Jan 3, 1984
    • Alps Electric Co., Ltd.
    • Ikutaro Inoue
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact printer with dual helix character print elements
    • Patent number 4,345,846
    • Issue date Aug 24, 1982
    • International Business Machines Corporation
    • Raymond D. Mathews
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print hammer assembly with multi-location impacts
    • Patent number 4,327,639
    • Issue date May 4, 1982
    • Xerox Corporation
    • Richard G. Crystal
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print hammer assembly with amplified multi-location impacts
    • Patent number 4,324,497
    • Issue date Apr 13, 1982
    • Xerox Corporation
    • Andrew Gabor
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print hammer for high speed impact printer
    • Patent number 4,319,849
    • Issue date Mar 16, 1982
    • International Business Machines Corporation
    • William L. Dollenmayer
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Impact printer hammer assembly
    • Patent number 4,239,401
    • Issue date Dec 16, 1980
    • Plessey Peripheral Systems
    • John R. Veale
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Hammer support for rotary printing apparatus
    • Patent number 4,236,842
    • Issue date Dec 2, 1980
    • A. B. Dick Company
    • George H. Dick
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print element having flexible characters
    • Patent number 4,105,341
    • Issue date Aug 8, 1978
    • Lexitron Corporation
    • Donald R. Chivens
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing mechanism for printing characters
    • Patent number 3,964,592
    • Issue date Jun 22, 1976
    • Casio Computer Co., Ltd.
    • Toshio Kashio
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3924725
    • Patent number 3,924,725
    • Issue date Dec 9, 1975
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3913722
    • Patent number 3,913,722
    • Issue date Oct 21, 1975
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3795300
    • Patent number 3,795,300
    • Issue date Mar 5, 1974
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3750794
    • Patent number 3,750,794
    • Issue date Aug 7, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3710912
    • Patent number 3,710,912
    • Issue date Jan 16, 1973
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    LINE PRINTER HAMMER BANKS
    • Publication number 20140109778
    • Publication date Apr 24, 2014
    • Printronix, Inc.
    • John W. Gemmell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS