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Class Information
Number: 324/207.16
Name: Electricity: measuring and testing > Magnetic > Displacement > Having particular sensor means > Inductive > Electrically energized
Description: Subject matter containing one or more sources of electrical energy for energizing sensor means to produce a magnetic field.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7402996 |
Instrument and method for measuring three-dimensional motion |
Jul. 22, 2008 |
| 7372256 |
Rotation sensor |
May. 13, 2008 |
| 7336069 |
Eddy current sensor and sensor coil for the same |
Feb. 26, 2008 |
| 7323863 |
Inductive transducer measurement system |
Jan. 29, 2008 |
| 7323867 |
Apparatus which detects the thickness of a sheet of paper such as a bank note |
Jan. 29, 2008 |
| 7320817 |
Holding structure and a molding with the same |
Jan. 22, 2008 |
| 7288933 |
Position detecting system that self-monitors for connectivity faults |
Oct. 30, 2007 |
| 7262595 |
Segmented core for an inductive proximity sensor |
Aug. 28, 2007 |
| 7259552 |
Wear monitor for turbo-machine |
Aug. 21, 2007 |
| 7255128 |
System and method for detecting flow in a mass flow controller |
Aug. 14, 2007 |
| 7248994 |
Digital method and apparatus for sensing position with a linear variable differential transformer |
Jul. 24, 2007 |
| 7245121 |
Device and method for determining the path of a target |
Jul. 17, 2007 |
| 7239133 |
Methods and systems for controlling the temperature stability of an inductor |
Jul. 3, 2007 |
| 7235965 |
Motor bearing wear detecting device |
Jun. 26, 2007 |
| 7216054 |
Electromagnetic method and apparatus for the measurement of linear position |
May. 8, 2007 |
| 7183761 |
Rotation sensor |
Feb. 27, 2007 |
| 7145325 |
Displacement detection apparatus and displacement detection method |
Dec. 5, 2006 |
| 7135855 |
Simplified inductive position sensor and circuit configuration |
Nov. 14, 2006 |
| 7129701 |
Method of inductive proximity sensing |
Oct. 31, 2006 |
| 7121300 |
Device for measuring the lift of poppet valves |
Oct. 17, 2006 |
| 7092196 |
Characteristic measurement of an actuation drive coil and associated damping mechanism |
Aug. 15, 2006 |
| 7075293 |
Method for inductive distance measurement, and a working head for carrying out this method using an induction coil |
Jul. 11, 2006 |
| 7068028 |
Method and apparatus for metal target proximity detection at long distances |
Jun. 27, 2006 |
| 7061230 |
Circuit and method for measuring distances |
Jun. 13, 2006 |
| 7057399 |
Resolver circuit including BTL amplifier |
Jun. 6, 2006 |
| 7053602 |
Rotation sensor and method for detecting a rotation angle of a rotating member |
May. 30, 2006 |
| 7045996 |
Position determination based on phase difference |
May. 16, 2006 |
| 7034522 |
Method and apparatus for measuring movement, displacement and/or deformation |
Apr. 25, 2006 |
| 7017701 |
Inclination-measuring device |
Mar. 28, 2006 |
| 7019661 |
Axial bearing wear detection device for canned motor |
Mar. 28, 2006 |
| 7009389 |
Rotation angle detection device |
Mar. 7, 2006 |
| 7005848 |
Position detecting sensor |
Feb. 28, 2006 |
| 6989668 |
Rotor position detection of a switched reluctance drive |
Jan. 24, 2006 |
| 6985822 |
Methods and systems for proximity system target material variation effects reduction |
Jan. 10, 2006 |
| 6965230 |
Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto |
Nov. 15, 2005 |
| 6965228 |
Proximity switch encapsulated in a plastic housing and having a shield |
Nov. 15, 2005 |
| 6949922 |
Turbine blade clearance on-line measurement system |
Sep. 27, 2005 |
| 6909279 |
Position sensor to compensate for change of temperature coefficient of impedance of a detection coil |
Jun. 21, 2005 |
| 6891365 |
Rotation angle detection device |
May. 10, 2005 |
| 6873149 |
Method and system for eddy current proximity system noise reduction |
Mar. 29, 2005 |
| 6838887 |
Proximity detection circuit and method of detecting small capacitance changes |
Jan. 4, 2005 |
| 6838873 |
Position sensor |
Jan. 4, 2005 |
| 6828780 |
Position measuring system having an inductive element arranged on a flexible support |
Dec. 7, 2004 |
| 6812693 |
Inductive displacement sensor with volume occupying winding |
Nov. 2, 2004 |
| 6803758 |
Non-contact magnetically variable differential transformer |
Oct. 12, 2004 |
| 6803859 |
Method and apparatus for active isolation in inductive loop detectors |
Oct. 12, 2004 |
| 6801113 |
Proximity sensor with improved positioning accuracy for detection coil peripheral members |
Oct. 5, 2004 |
| 6798635 |
Method and arrangement for determining the position of an electromagnetic actuator |
Sep. 28, 2004 |
| 6798609 |
Magnetic microactuator with capacitive position sensor |
Sep. 28, 2004 |
| 6771064 |
Inductive sensor apparatus and method for deploying |
Aug. 3, 2004 |
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