Patents for B41J 19 - Character- or line-spacing mechanisms (3,869)
09/1989
09/05/1989US4863298 Electronic apparatus for outputting information with equal spaces between groups thereof
08/1989
08/29/1989US4861175 Serial printer control system
08/29/1989US4861174 Device for driving print member of printer
08/23/1989EP0329371A2 Method and apparatus for setting character width in printer
08/22/1989US4859918 Method and apparatus for producing a speed control voltage for direct current motors in typewriters or similar office machines
08/16/1989EP0327929A2 Write head controller
08/15/1989US4856924 Printer
08/08/1989US4854756 Adaptive print hammer timing system
08/08/1989CA1258198A1 Electronic printer
07/1989
07/11/1989US4846772 Driving rope
06/1989
06/27/1989US4843405 Method of controlling reproduction of image in bit-map controlled laser printer
06/20/1989US4841214 Control device for a stepping motor
06/13/1989US4839674 Recorder-medium registration system
06/13/1989US4838717 Serial dot matrix printer
06/06/1989US4837589 Non-contact led-array image printer
06/06/1989US4836699 Operator panel for printers
06/01/1989DE3739272A1 Transport device for a part guided along a straight section
05/1989
05/30/1989US4834564 Paper feed control in a dot matrix printer
05/23/1989US4833626 Optimizing printer throughput
05/23/1989US4832518 Apparatus for driving and controlling a printing head carriage
05/09/1989US4828414 Output device for automatically changing end of line hot zone
05/02/1989US4827282 Print head assembly acceleration control method
05/02/1989US4826336 Printing and web feed apparatus in a cash register or the like
04/1989
04/26/1989EP0313399A2 Text processing apparatus
04/26/1989EP0313198A1 Non-contact led-array image printer
04/19/1989EP0312324A2 Printer
04/19/1989EP0311731A1 Traction element stretching device for printers, particularly for matrix printers
04/18/1989US4822185 Driving method of a printing apparatus employing a non-stabilized power source
04/11/1989US4820069 Sheet-feeding apparatus with selectable unit feed and coefficient therefor
04/11/1989US4819556 Shuttle printer which stops shuttle for paper feed
04/05/1989EP0309997A2 Data reading or writing method and apparatus
04/05/1989EP0309635A1 Tensioner for a tractor element in a matrix printer
04/04/1989US4818129 Method for correcting bidirectional printing alignment of a serial dot printer
04/04/1989US4818125 Electronic typewriter with word correction function including pitch changing means
03/1989
03/29/1989EP0309372A2 Line find feature for an electronic typewriter
03/29/1989EP0308633A2 Automatic function control for an electronic typewriter
03/15/1989EP0306589A1 Device for parallel justification of print head carriage guides relative to the platen in a printer, particularly in a matrix printer
02/1989
02/28/1989US4808020 Carriage fixing mechanism for printing apparatus
02/21/1989US4806034 Write head controller with grid synchronization
02/21/1989US4806029 Carriage drive unit for avoiding a loss time period in a printer
02/14/1989US4804982 Electronic image printing apparatus
02/14/1989US4804285 Printhead transport apparatus
02/14/1989US4804284 Relocating control system for a printing apparatus
02/14/1989US4804281 Printing apparatus with a type-wheel
02/07/1989US4802778 Carriage drive control device in a printing device
01/1989
01/25/1989EP0300985A1 Optical transducer for sensing the position or motion of a writing head relative to a reference
01/25/1989EP0300823A2 Incremental positioning system
01/25/1989EP0300743A2 Improved spot deposition for liquid ink printing
01/24/1989US4799811 Automatic relocate on continuation of document playout
01/12/1989DE3822323A1 Drucker mit einer austauschbaren pendelanordnung Printer with an exchangeable pendulum arrangement
01/10/1989US4797689 Ultrasonic vibration driving type thermal printer
01/04/1989EP0297668A2 Method for printing on disc-shaped information carriers
01/03/1989US4795285 Toothed belt and split pin carriage drive
01/03/1989US4795284 Printing device with carriage and carrier therefor each integrally press-formed from a respective metal sheet
12/1988
12/29/1988DE3721035C1 Arrangement for the clearance-free and delay-free movement of elements to be driven in printing devices
12/20/1988CA1246937A1 Position indicator means for a high speed printer or the like
12/06/1988US4789949 Printer throughput
12/06/1988US4789874 Single channel encoder system
12/06/1988US4789873 Thermal transfer printer
12/06/1988US4789257 Line find feature for an electronic typewriter
11/1988
11/30/1988EP0293242A1 Belt tensioner
11/29/1988US4787762 Power transmission apparatus
11/29/1988US4787761 Miniature printer
11/23/1988EP0292312A2 Character processing apparatus
11/17/1988EP0291099A1 Apparatus for indexing an origin of a moving member
11/15/1988US4785312 Electronic equipment with a printer unit
11/15/1988US4784503 Serial dot printer with movable head-carrying carriage
11/09/1988EP0290219A2 Carriage movement control in a printer
11/01/1988US4781478 Technique for automatic centering of carriage in a printing apparatus to assist with insertion of paper
10/1988
10/27/1988DE3711189C1 Verfahren zum Betreiben von Schreib- oder aehnlichen Bueromaschinen A method of operating clerical or similar office machines
10/26/1988EP0287804A2 Carriage position indicator for a serial printer
10/25/1988US4780006 Dot matrix printer
10/19/1988EP0287364A2 Printer for normal line feed by a carriage return
10/18/1988US4778294 Printer
10/12/1988EP0286451A2 Text processing system
10/12/1988EP0286055A2 Phase adjusting mechanism
10/11/1988US4777609 Print head motor control system having steady state velocity compensation
10/11/1988US4777533 Image forming apparatus
10/11/1988US4776715 Head rotating mechanism for a printer
10/05/1988EP0284796A2 Bidirectional serial printer
10/05/1988EP0284742A2 Method and apparatus for processing keystrokes
10/04/1988US4775945 Print head motor control system with automatic drive parameter calculations
10/04/1988US4775254 Lining method and apparatus for printers
09/1988
09/20/1988US4772899 Scanning mechanism for recording apparatus
09/20/1988US4772898 Recording apparatus
09/13/1988US4770551 Printing apparatus for enciphering/deciphering text
09/07/1988CN87100952A Mechanism for fixing bracket of printing device
09/06/1988US4769585 Method of controlling a line-feed stepping motor in a printer and a driver circuit therefor
08/1988
08/16/1988US4764042 Printing apparatus
08/09/1988US4763135 Thermal-head recording device and method
08/02/1988US4761154 Belt tensioner
08/02/1988US4761085 Printer with enhanced bidirectional logic seeking for increased through-put
08/02/1988US4760750 Vibration absorption apparatus for reciprocating object
07/1988
07/26/1988US4759648 Printing device for a well-aligned printing line
07/19/1988US4758845 Thermal printer carriage-medium transport
07/19/1988US4758106 Bidirectional printer with voltage compensator
07/13/1988EP0274440A2 Printing device with data memory
07/06/1988EP0273767A1 Control device for a stepping motor
06/1988
06/21/1988US4752144 Reciprocative typing control system
06/14/1988US4750881 Easily assembled carriage mechanism of printer
1 ... 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39