Patents for G01D 15 - Component parts of recorders for measuring arrangements not specially adapted for a specific variable (3,259)
11/1980
11/18/1980US4234886 Electric graphic recorder
11/18/1980US4234885 Remote ink valve
11/18/1980US4234134 Paper tensioning device
11/18/1980CA1089919A1 Electrographic recording head
11/18/1980CA1089915A1 Printing by modulation of ink viscosity
11/18/1980CA1089914A1 Vector magnetic ink jet printer with stabilized jet stream
11/18/1980CA1089912A1 Charge electrode array and combination for ink jet printing and method of manufacture
11/11/1980US4233611 Recording head for electrostatic printing apparatus
11/11/1980US4233610 Hydrodynamically damped pressure pulse droplet ejector
11/11/1980US4233609 Disposable instrument pen with integral spring member
11/04/1980US4232325 Thermal printing device with spring support tines
11/04/1980CA1088870A1 Stiffening construction for facsimile cassette
10/1980
10/29/1980EP0018213A1 Facsimile receiver or transceiver apparatus and method of operation
10/29/1980EP0017669A1 Slider valve for an ink jet printer
10/28/1980CA1088617A1 Printer with electrostatic ink control
10/21/1980USRE30422 Graphic recorder
10/21/1980US4229750 Information output unit
10/15/1980EP0016994A1 Road usage meter for motor vehicles
10/15/1980EP0016910A1 Method of forming epitaxial tunnels in crystalline structures
10/14/1980US4228442 Means for preventing drying of ink at nozzles of print heads
10/14/1980US4228441 Printer head biasing apparatus
10/14/1980US4228440 Ink jet printing apparatus
10/14/1980US4228439 Level and frequency measuring recorder
10/14/1980CA1087674A1 System for self-cleaning ink jet head
10/14/1980CA1087541A1 Record media advancing mechanism
10/01/1980EP0016320A2 A ribbon for non-impact electrothermic printing
10/01/1980EP0016081A1 Strip chart recorder
09/1980
09/23/1980US4224629 Disc chart paper with reinforced separating edge
09/23/1980US4224628 General purpose combined alphanumeric/graphics printer
09/23/1980US4224601 Electrodynamic printing system
09/23/1980CA1086371A1 Electrostatic ink ejection printing head
09/16/1980US4223325 Recording device
09/16/1980US4222630 Digitally controlled fiber optic recording device
09/16/1980CA1085903A1 Method and apparatus for adjusting the velocity of ink drops in an ink jet printer
09/09/1980US4222060 Ink jet printing apparatus
09/09/1980CA1085444A1 Micromist jet printer
09/02/1980US4220958 Ink jet electrohydrodynamic exciter
09/02/1980US4219927 Method of producing a multistylus head device
08/1980
08/26/1980US4219825 Electric actuating device
08/26/1980US4219824 Thermal recording apparatus
08/20/1980EP0014441A1 Liquid jet recorder
08/19/1980US4218031 Chart box for the strip chart of graphical recorders
08/19/1980CA1084105A1 Method and apparatus for making hard copy records of curves including curves which are mathematically described as multi-valve functions from periodically sampled data points
08/19/1980CA1084099A1 Multi-nozzle ink jet printer and method of printing
08/12/1980US4217595 Charging phase control device for ink jet recording device
08/05/1980US4216482 Automatic paper alignment mechanism
08/05/1980US4216481 Method of driving a thermal head and apparatus therefor
08/05/1980US4216479 Resistively coated deflection ribbon for an ink jet printing device
08/05/1980US4216478 Thermal strip chart recorder
08/05/1980CA1083246A1 Trace locator for a multi-trace recorder
08/05/1980CA1083214A1 Liquid jet recorder
07/1980
07/29/1980US4215354 Suppression of cross-coupling in multi-orifice pressure pulse drop-ejector systems
07/29/1980US4215353 Ink jet recording apparatus with trial run at side
07/29/1980US4215352 Inking system with saturation control means for multi-pen recorders
07/29/1980US4214590 Method and apparatus for processing and displaying data in compressed form
07/23/1980EP0013504A1 Electrohydrodynamic exciter
07/22/1980US4214250 Indicating recorder
07/22/1980CA1082287A1 Unitary ink jet and reservoir for x-y and strip chart process recorders and table top graphic instruments
07/22/1980CA1082286A1 Ink jet ink supply system
07/22/1980CA1082285A1 Method and apparatus for forming a liquid jet particularly suited for ink-jet printing
07/15/1980US4213136 Electrical contact for conductive-backed paper
07/15/1980US4213135 Strip chart recorder
07/15/1980US4212555 Ink absorbent pressure rollers for ink recording devices
07/15/1980CA1081669A1 Defect plotting system
07/09/1980EP0012858A1 Display and recording apparatus
07/09/1980EP0012811A1 Apparatus for producing hard copy of an image
07/08/1980US4212018 Laser beam recording system
07/08/1980US4211616 Electrochromic printing system
07/01/1980US4210920 Magnetically activated plane wave stimulator
07/01/1980US4210919 Ink jet system printer including plural ink droplet issuance units for one column printing
07/01/1980US4210917 Multicolor multipoint recorder
07/01/1980US4210470 Epitaxial tunnels from intersecting growth planes
07/01/1980US4210080 Imaging method and apparatus
06/1980
06/25/1980EP0012223A1 Tachograph
06/24/1980US4209794 Nozzle plate for an ink recording device
06/24/1980US4209793 Apparatus for optically recording signals on a recording medium
06/24/1980US4209239 Plotting apparatus having an adjustable plotting head
06/17/1980US4208666 Multiple copy ink jet printer
06/17/1980CA1079787A1 Pre-aimed nozzle for ink jet recorder and method of manufacture
06/10/1980US4207582 Ink liquid issuance control in an ink jet system printer of the charge amplitude controlling type
06/10/1980US4207581 Recording instrument marker mounting assembly and precision adjustment control knob therefor
06/10/1980US4207580 Matrix printing chart paper
06/10/1980US4207578 Catch trough for a jet drop recorder
06/10/1980US4206866 Apparatus and method for producing high sensitivity magnetochemical particles
06/03/1980US4206467 Recording method
06/03/1980US4206466 Non-fouling print stylus
05/1980
05/28/1980EP0011167A1 Method and apparatus for registration of the compression pressure of internal-combustion engines
05/27/1980US4205323 Paper feed control
05/27/1980US4205320 Wet type direct image recording method
05/20/1980US4204215 Ink jet system for issuing ink under a predetermined uniform pressure in an ink jet system printer
05/20/1980US4203682 Insert molded instrument marker pen with anchored stylus
05/14/1980EP0010644A1 Erasing device for a record carrier which produces visually recognisable recordings by using a magnetic recording element
05/14/1980EP0010622A1 Thermographic recording device
05/13/1980US4203122 Electrical stylus adjustment means and method for rotary electrical printer
05/13/1980US4203121 Rotary electrical printer and method using dot-by-dot synchronization
05/13/1980US4203120 Record drive system for rotary electrical stylus device
05/06/1980US4201995 Coincidence gate ink jet with increased operating pressure window
05/06/1980US4201994 Information formation apparatus
05/01/1980WO1980000875A1 Ink jet printing
04/1980
04/29/1980CA1076639A1 Ink jet with uniform density trace control for recorders
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