Patents
Patents for B41J 29 - Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for (36,873)
10/1985
10/01/1985US4544065 Printer stand
09/1985
09/24/1985US4543000 For testing the action of keys of a keyboard
09/17/1985US4541747 Motor drive control circuit to restrict motor temperature rise below an upper limit
09/11/1985EP0154294A2 Method for erasing a mistyped character
09/10/1985US4540299 Margin and tab stop determining apparatus responsive to page edge sensor
09/10/1985US4540295 Method for controlling the temperature of the printing head of an impact printer
09/03/1985US4538905 Electronic image registration
08/1985
08/28/1985EP0152732A1 A fault protection system for a line printer
08/28/1985EP0152558A2 Correction fluid, especially for self-transcription paper
08/27/1985US4538160 Ink jet recording apparatus
08/27/1985US4538156 Ink jet printer
08/27/1985CA1192442A1 Double journal roll feed
08/14/1985EP0151380A2 Disposable strip assembly and retention device for a line printer
08/07/1985EP0150360A2 Recording device for instant writing on paper
08/06/1985US4533969 Tape cassette anti-static member
08/06/1985US4533926 Strip chart recorder and medium status
08/06/1985CA1191388A1 Printer control system with controlled acceleration and deceleration
08/06/1985CA1191387A1 Print head motor control system using analog and digital feedback
08/06/1985CA1191386A1 Printer control system with error count averaging
08/06/1985CA1191385A1 Print head motor control with stop distance compensation
07/1985
07/31/1985EP0150100A2 A ribbon lifting device for a printer
07/30/1985US4532529 Electronic apparatus having printing mechanism
07/30/1985US4531852 Printing apparatus of modular construction having a rotatable printhead and plural print stations
07/30/1985US4531851 Mark detector for printers
07/30/1985US4531700 Electric motor mounting arrangement
07/23/1985US4531135 Thermal transfer type printing apparatus
07/23/1985US4530613 Device for monitoring paper in typewriters and similar machines
07/23/1985US4530611 Printhead mounting/demounting mechanism
07/17/1985EP0148276A1 Printer
07/16/1985US4529327 Typewriter correction device for correcting in the forward or reverse directions
07/10/1985EP0147520A1 Thermal printer, thermal printing method and process for lifting off wrongly typed characters
07/09/1985US4527469 Dot matrix print actuator
07/02/1985US4527172 Thermal transfer recording apparatus
07/02/1985US4526489 Printer housing with web tensioning means
06/1985
06/26/1985EP0146070A2 Record carrier scanning device for line printers
06/19/1985EP0145311A2 A casing structure for electrical and mechanical units
06/19/1985EP0144824A2 Method and apparatus for maintaining a desired margin on sheets of print receiving material in a printing machine
06/19/1985EP0144789A1 Video signal generating apparatus for laser beam printer
06/18/1985US4523866 Wire print head having piezoelectric drive elements
06/12/1985EP0144199A2 Cleaning apparatus for a magnetographic recording head
06/11/1985US4522521 Printer stand including storage area for fanfold paper
06/11/1985US4522121 Chassis for a franking or postage metering machine
05/1985
05/28/1985US4519723 Connecting device for releasably securing an axle on a support plate
05/21/1985US4519075 Device for checking the printing circuit of a thermal printer
05/21/1985US4519047 Printer with positional tabbing
05/21/1985US4518128 Correction tape take-up spool assembly for typewriter
05/15/1985EP0141243A1 Method and apparatus for normalizing the speed of an element
05/14/1985US4517503 Method and apparatus for normalizing the speed of an element positionable by a servomechanism
05/07/1985US4515491 Device for opening and closing an exit slit for a data carrier and a printer utilizing such device
05/02/1985EP0139245A2 Daisy wheel printer
04/1985
04/30/1985US4514100 Mounting apparatus for dot matrix print head
04/25/1985WO1985001697A1 Apparatus for use in the feeding of a table printer with endless paper sheets
04/24/1985EP0138353A2 Integrated printer and paper feeding apparatus
04/23/1985US4512543 Universal printer stand
04/17/1985EP0137715A1 Printer
04/16/1985US4511270 Apparatus for lifting print and correction ribbons in typewriters or like machines
04/16/1985US4510862 Disposable strip assembly and retention device for a line printer
04/16/1985CA1185583A1 Wrist support for use with an office machine having a keyboard
04/11/1985WO1985001476A1 A method and device for printing quality control
04/11/1985EP0090859A4 Keyboard actuator.
04/09/1985US4509874 Apparatus for securing a typewriter
04/09/1985US4509872 Character selecting and inked ribbon feeding mechanism for a serial printer
04/09/1985US4509608 Method of selecting electronic scale operating mode, and electronic scale using said method
03/1985
03/26/1985US4507000 Character print wheel with drive elements
03/20/1985EP0134557A1 Mounting apparatus for dot matrix print head
03/20/1985EP0134258A1 Hammer flight time control for an impact printer
03/05/1985US4502796 Bearing for a rotating shaft
03/05/1985CA1183401A1 Chassis for a postage meter machine
02/1985
02/19/1985US4500893 Thermal-printing device with defective resistive heating element detection mode
02/19/1985US4500891 Process for printing dots on a heat sensitive paper by a thermal printer and printer using this process
02/19/1985US4500217 Electronic printer mechanism with movable printhead assembly
02/19/1985US4500216 Electronic typewriter
02/12/1985US4499475 Ink jet printing apparatus
02/12/1985US4498792 Printing and/or correcting device for printing machines
02/05/1985US4497589 Electronic typewriter with means for positioning the typed member
01/1985
01/29/1985CA1181711A1 Serial printing apparatus
01/22/1985US4494887 High speed printer assembly
01/17/1985WO1985000144A1 Printer
01/15/1985US4494166 Printing machine with static elimination system
01/15/1985US4493573 Printing apparatus
01/08/1985US4493084 Belt synchronous check system for a line printer
01/08/1985US4492485 Error correcting typewriter for simplified word obliteration
12/1984
12/27/1984CA1179887A Ribbon guiding for thermal lift-off correction
12/25/1984US4490796 Print head motor control system using analog and digital feedback
12/18/1984US4488684 Precision liquid coating apparatus for an electrolytic printer
12/12/1984EP0127676A1 Method of and apparatus for treating printed paper
12/11/1984US4487121 Fault protection system for a line printer
12/04/1984US4486759 Electronic equipment
11/1984
11/28/1984EP0126479A2 Ink jet printer
11/27/1984US4484825 Transport system for a dot matrix printing mechanism
11/20/1984CA1178322A1 Printing machine with static elimination system
11/14/1984EP0125001A1 Printhead mounting/demounting arrangement
11/07/1984EP0124149A1 Frame for an automatic printer
11/07/1984EP0124073A2 Thermal-printing device
11/06/1984US4481255 Radiation hardened transfer medium
11/06/1984US4480931 Electronic typewriter
10/1984
10/30/1984US4479731 Serial printer carriage mounting
10/30/1984CA1177177A1 Printer with positional tabbing
10/24/1984EP0122774A2 Portable electric typewriter
10/24/1984EP0122755A1 Cartridge for a ribbon for typewriters