Patents for G01D 3 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group (6,287) |
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08/07/1979 | CA1059789A1 Fluid flow signal processing circuit |
07/24/1979 | US4162491 Inductive position sensor with minimum output signal level capacitively coupled to indicate failure of device |
06/26/1979 | US4158918 Anti-shock device for dial measuring instruments |
05/15/1979 | US4155004 Photoelectric transducing unit and system for detecting the sharpness of the image of object by means of the unit -and- a focusing arrangement |
05/15/1979 | US4154102 Continuous integrator control linkage |
05/15/1979 | US4153997 Shock absorbing device for use in dial measuring instruments |
05/08/1979 | CA1053924A1 Calibrating a measurement system including bridge circuit |
04/24/1979 | US4151522 Count discriminating fire detection system |
04/03/1979 | US4147989 Non-linear direct-current amplifier for measuring purposes |
03/20/1979 | US4144756 Electromagnetic measurement of quantities in connection with electrically conducting liquid material |
03/06/1979 | CA1050172A1 Electret sensing medium having plural sensing units |
02/27/1979 | US4142149 Control meter usable as a potentiometric or photoelectric device |
02/27/1979 | US4141247 Optical warning indicator means on bimetal measuring element |
02/13/1979 | US4139069 Digital weighing method |
02/06/1979 | US4137764 Vortex advisory system |
12/12/1978 | CA1044326A1 Measurement system including bridge circuit |
12/05/1978 | US4128010 Temperature compensated permanent magnet/moving coil accelerometer |
11/14/1978 | US4125789 Biasing and scaling circuit for transducers |
10/24/1978 | US4121461 Electronic temperature sensor |
09/19/1978 | US4114448 Servicing apparatus |
09/12/1978 | US4113385 Transient suppressor network for spectrophotometers and the like |
09/05/1978 | US4111042 Combined pressure and temperature correction apparatus for gas meters |
08/29/1978 | US4110746 A-D converter having nonlinear characteristics |
08/22/1978 | US4108007 Manometers with measurement range multiplication |
08/15/1978 | CA1036685A1 Outage indicating apparatus for meter telemetry systems including data recorders |
08/08/1978 | US4106029 Device for recording measuring values |
08/01/1978 | US4104590 Digital device for measuring instantaneous parameter values of slowly varying processes |
08/01/1978 | US4103541 Method of and a device for measuring a relaxation phenomenon |
07/11/1978 | USRE29700 Voltage-current converter |
06/20/1978 | US4096575 Delay time compensation incorporating two sensing devices |
06/20/1978 | US4095553 Speedometer with an exceeding speed warning device |
06/06/1978 | US4093954 Motion recorder indicator |
05/30/1978 | US4091992 Pneumatic pressure transmitter responsive to temperature and humidity |
05/23/1978 | US4091389 Self-balancing recorder |
04/18/1978 | US4085334 Electronic system for process instrumentation and control |
04/11/1978 | US4084248 Method and apparatus for error correction |
03/28/1978 | US4081696 Current squaring circuit |
03/21/1978 | US4080658 System for maintaining below range synchronization in error correcting apparatus |
03/21/1978 | US4080074 Automatic zeroing circuit to compensate for dark currents or the like |
03/14/1978 | US4078751 Vibration-eliminating support for indicating instrument |
02/14/1978 | US4074259 Process for analog/digital conversion |
01/10/1978 | US4068138 Signal converter |
12/20/1977 | US4064396 Dynamic linearization system for a radiation gauge |
12/13/1977 | US4063212 Side scan sonar system |
12/13/1977 | US4062648 Plotter with adaptive velocity means for improving plotted line quality |
12/06/1977 | US4061033 Temperature function integrator |
12/06/1977 | US4061030 Method and device for correcting the output signal from a digital transducer for measuring a physical magnitude or variable |
11/29/1977 | US4060771 Method and circuit arrangement for conditioning direct current signals in electric measurand transmitters, particularly electromechanical precision and fine balances |
11/22/1977 | US4059017 Detecting apparatus with excess pressure protectors |
11/08/1977 | US4057258 Measuring arrangement |
09/20/1977 | US4049960 Focusing arrangement |
09/13/1977 | US4047305 Link mechanism of a mechanical transducer, especially of a toothed amplifying gauge |
08/30/1977 | US4045658 Digitized linearizing correction apparatus with frequency modulation |
08/09/1977 | US4041382 Calibrating a measurement system including bridge circuit |
08/02/1977 | US4040063 Recording device for plotting the curve of at least one measured quantity |
08/02/1977 | US4040062 Recording instrument |
07/12/1977 | US4035734 Noise suppression in measuring signals |
06/28/1977 | US4032856 Drift compensated amplifier, particularly for measuring signals |
06/21/1977 | US4031504 Gain ranging amplifier system |
05/31/1977 | US4026159 Fluidic angular rate sensor null error compensation |
05/24/1977 | US4025847 Measurement system including bridge circuit |
05/24/1977 | US4025797 Apparatus for detecting the movement of one or more objects |
04/26/1977 | US4020480 Catalytic detecting apparatus for detecting combustible gases and vapors |
04/19/1977 | US4019049 Photoelectric transducing unit and system for detecting the sharpness of the image of object by means of the unit |
03/29/1977 | US4015270 Shock proof event recorder |
01/18/1977 | US4004247 Voltage-current converter |
01/04/1977 | US4000652 Method and device for measuring the correction factor |
01/04/1977 | US4000643 Apparatus for producing a compensating voltage |
12/28/1976 | US4000454 Linearization apparatus for a non-linear resistance transducer in a self-balancing bridge connection |
12/28/1976 | US3999436 Device for compensating for expansions and the thermo-elastic coefficient of an aneroid capsule |
12/14/1976 | US3996794 Differential depth indicator |
11/30/1976 | US3994588 Detection of angular deflection |
11/02/1976 | US3989382 Platelet aggregation monitoring device |
10/26/1976 | US3987688 Adjustable control cam |
09/28/1976 | US3982434 Fluid flow signal processing circuit |
09/07/1976 | US3979745 System and method for linearizing analog measurements during analog-to-digital conversion |
09/07/1976 | US3978727 Method and device for correcting the output signal from a digital transducer for measuring a physical magnitude or variable |
08/03/1976 | US3973147 Temperature measuring circuit |
07/27/1976 | US3971250 Electret sensing medium having plural sensing units |
07/20/1976 | US3970931 Method of indicating and/or recording electrical quantities and indicating respectively recording apparatus embodying said method |
06/29/1976 | US3967188 Temperature compensation circuit for sensor of physical variables such as temperature and pressure |
06/29/1976 | US3965744 Equipment for compensating for sensor variations |
06/22/1976 | US3964302 Vehicle monitoring system |
06/01/1976 | US3960593 Method of increasing the long-term stability of a measuring element of textile testers |
06/01/1976 | US3960497 Chemical analyzer with automatic calibration |
04/27/1976 | US3952595 Temperature correcting circuit |
04/13/1976 | US3949599 Method of quantitave analysis |