for checking the operation of print hammers

Industry

CPC
B41J9/52

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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

Current Industry

B41J9/52for checking the operation of print hammers

Industries

Patents Grantslast 30 patents

Information Patent Grant
Printer coil temperature sensor and method
- Patent number 5,720,561
- Issue date Feb 24, 1998
- Printronix, Inc.
- Robert P. Ryan
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Impact printer which can detect partial defects in coils
- Patent number 5,518,326
- Issue date May 21, 1996
- Fujitsu Limited
- Satoshi Yoshino
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print hammer arrangement in dot line printer minimizing number of h...
- Patent number 5,263,782
- Issue date Nov 23, 1993
- Hitachi Koki Co. Ltd.
- Kohichi Yageta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print pressure retrival from ascending order table
- Patent number 5,092,692
- Issue date Mar 3, 1992
- Canon Kabushiki Kaisha
- Hiroyuki Ueda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for band printing with automatic home compensa...
- Patent number 5,046,413
- Issue date Sep 10, 1991
- International Business Machines Corp.
- John S. Gregor
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Print tip contact sensor for quiet impact printer
- Patent number 4,678,355
- Issue date Jul 7, 1987
- Xerox Corporation
- Andrew Gabor
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Impact printer with magnetic interaction compensation
- Patent number 4,627,344
- Issue date Dec 9, 1986
- Centronics Data Computer Corp.
- Robert E. Costello
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Bi-directional drive print wire actuator with forward-velocity and...
- Patent number 4,523,867
- Issue date Jun 18, 1985
- Genicom Corporation
- Harry R. Berrey
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fault protection system for a line printer
- Patent number 4,487,121
- Issue date Dec 11, 1984
- International Business Machines Corporation
- James E. Carrington
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Print hammer limit control
- Patent number 4,376,411
- Issue date Mar 15, 1983
- International Business Machines Corporation
- James E. Carrington
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Printer system having parity checking of print hammers using softwa...
- Patent number 4,335,460
- Issue date Jun 15, 1982
- International Business Machines Corporation
- Richard D. Bolcavage
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Printer magnetic interference prevention system
- Patent number 4,286,517
- Issue date Sep 1, 1981
- Hitachi Koki Company Limited
- Shigenobu Katagiri
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printer having variable hammer release drive
- Patent number 4,280,404
- Issue date Jul 28, 1981
- Printronix, Inc.
- Gordon B. Barrus
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Circuit arrangement for synchronizing the times of occurrence of th...
- Patent number 4,259,903
- Issue date Apr 7, 1981
- International Business Machines Corporation
- Klaus Arendt
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Stylus printer impact energy control
- Patent number 4,162,858
- Issue date Jul 31, 1979
- U.S. Philips Corporation
- Klaus Brandenburg
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus for checking the operation of control circuits
- Patent number 4,008,389
- Issue date Feb 15, 1977
- Compagnie Honeywell Bull (Societe Anonyme)
- Jean-Pierre Brunin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Protection system for hammer drive circuits in impact printers
- Patent number 3,998,152
- Issue date Dec 21, 1976
- General Electric Company
- Arthur C. Hupp
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
System for predicting or detecting a fault in a solenoid utilizatio...
- Patent number 3,988,664
- Issue date Oct 26, 1976
- Burroughs Corporation
- Jack Beery
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
3742310
- Patent number 3,742,310
- Issue date Jun 26, 1973
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3740615
- Patent number 3,740,615
- Issue date Jun 19, 1973
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3673955
- Patent number 3,673,955
- Issue date Jul 4, 1972
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3490010
- Patent number 3,490,010
- Issue date Jan 13, 1970
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
3456161
- Patent number 3,456,161
- Issue date Jul 15, 1969
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
3442206
- Patent number 3,442,206
- Issue date May 6, 1969
- G06 - COMPUTING CALCULATING COUNTING

for checking the operation of print hammers

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Printer coil temperature sensor and method

Impact printer which can detect partial defects in coils

Print hammer arrangement in dot line printer minimizing number of h...

Print pressure retrival from ascending order table

Method and apparatus for band printing with automatic home compensa...

Print tip contact sensor for quiet impact printer

Impact printer with magnetic interaction compensation

Bi-directional drive print wire actuator with forward-velocity and...

Fault protection system for a line printer

Print hammer limit control

Printer system having parity checking of print hammers using softwa...

Printer magnetic interference prevention system

Printer having variable hammer release drive

Circuit arrangement for synchronizing the times of occurrence of th...

Stylus printer impact energy control

Apparatus for checking the operation of control circuits

Protection system for hammer drive circuits in impact printers

System for predicting or detecting a fault in a solenoid utilizatio...

3742310

3740615

3673955

3490010

3456161

3442206