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Class Information
Number: 73/862.326
Name: Measuring and testing > Dynamometers > Responsive to torque > During transmission to an external load > By measuring elastic deformation of a torque transmitting member > Using an electrical sensor > Phase angle detection
Description: Subject matter wherein a time relationship of electrical signals which is indicative of the angular position of spaced sections of the elastic member is sensed.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7559260 |
Rotational angle detecting device |
Jul. 14, 2009 |
| 7520184 |
Angular velocity sensor |
Apr. 21, 2009 |
| 7513169 |
Rotational position measuring device |
Apr. 7, 2009 |
| 7448286 |
System for determining working parameters of a magnetic clutch |
Nov. 11, 2008 |
| 7433758 |
Control apparatus of robot |
Oct. 7, 2008 |
| 7415363 |
High resolution torque measurement on a rotating shaft with movement compensation |
Aug. 19, 2008 |
| 7398701 |
Device and method for determining torques on a turbine shaft |
Jul. 15, 2008 |
| 7370540 |
Rotation angle sensor, in particular for an electrical steering system of an industrial truck |
May. 13, 2008 |
| 7360458 |
Method and device for determining the torque on gear shafts |
Apr. 22, 2008 |
| 7357041 |
Rotation detection device |
Apr. 15, 2008 |
| 7340969 |
Rotation-detecting apparatus |
Mar. 11, 2008 |
| 7340345 |
Method and circuit arrangement for determining a quality level of phase signals |
Mar. 4, 2008 |
| 7263903 |
Method and device for operating a vehicle |
Sep. 4, 2007 |
| 7216552 |
Prognostic and diagnostic system for air brakes |
May. 15, 2007 |
| 7197945 |
Torque direction detecting device for brushless motor |
Apr. 3, 2007 |
| 7200515 |
Rotation angle sensor |
Apr. 3, 2007 |
| 7181983 |
Torque sensor malfunction diagnostic system |
Feb. 27, 2007 |
| 7178412 |
Encoder failure detection |
Feb. 20, 2007 |
| 7165465 |
Dynamic load fixture for application of torsion loads for rotary mechanical systems |
Jan. 23, 2007 |
| 7155985 |
Torque sensor for vehicle steering system |
Jan. 2, 2007 |
| 7134329 |
Torque detecting apparatus |
Nov. 14, 2006 |
| 7107862 |
Torque sensor assembling method, torque sensor and electric power steering device |
Sep. 19, 2006 |
| 7104145 |
Torque sensor |
Sep. 12, 2006 |
| 7093505 |
Speed sensor and method of attaching the same |
Aug. 22, 2006 |
| 7089808 |
Torque sensor for vehicle steering system |
Aug. 15, 2006 |
| 7073398 |
Apparatus for detecting the rotation angle of a rotational body |
Jul. 11, 2006 |
| 7059204 |
Torque sensor and electric steering device using the same |
Jun. 13, 2006 |
| 7010990 |
Force detecting apparatus |
Mar. 14, 2006 |
| 6985018 |
Programmable, multi-turn, pulse width modulation circuit for a non-contact angular position sensor |
Jan. 10, 2006 |
| 6957713 |
Steering angle detection device for electric power steering apparatus |
Oct. 25, 2005 |
| 6948382 |
Angle detection device and torque sensor incorporating angle detection device |
Sep. 27, 2005 |
| 6935194 |
Dual resolver device |
Aug. 30, 2005 |
| 6901816 |
Apparatus and method for detecting absolute position using difference between detection signals of two detectors |
Jun. 7, 2005 |
| 6892588 |
Torque sensor |
May. 17, 2005 |
| 6851325 |
DSP based algorithm for non-contacting torque sensor |
Feb. 8, 2005 |
| 6843142 |
Torque sensor |
Jan. 18, 2005 |
| 6761075 |
Method for determining a rotation angle and/or an angle differential from phase signals |
Jul. 13, 2004 |
| 6694828 |
Torque sensor for a turning shaft |
Feb. 24, 2004 |
| 6672175 |
Apparatus and method for sensing an angle of relative rotation of rotors |
Jan. 6, 2004 |
| 6591200 |
Method and system for performance testing of rotating machines |
Jul. 8, 2003 |
| 6581478 |
Torque measuring apparatus and method employing a crystal oscillator |
Jun. 24, 2003 |
| 6546816 |
Eccentricity compensator with low hysteresis for use between two non-coaxial rotating shafts |
Apr. 15, 2003 |
| 6520031 |
Non contacting torque sensor |
Feb. 18, 2003 |
| 6439065 |
Torque detecting apparatus |
Aug. 27, 2002 |
| 6427542 |
Torque sensor and steering column provided with such a sensor |
Aug. 6, 2002 |
| 6356847 |
Method and device for determining the torque exerted on a rotating body which can be rotationally driven around a rotational axis |
Mar. 12, 2002 |
| 6265867 |
Position encoder utilizing fluxgate sensors |
Jul. 24, 2001 |
| 6085600 |
Torque measuring device for window regulator |
Jul. 11, 2000 |
| 5837908 |
Torque and position sensor |
Nov. 17, 1998 |
| 5763793 |
Error correcting torque sensor |
Jun. 9, 1998 |
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