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Class Information
Number: 73/514.39
Name: Measuring and testing > Speed, velocity, or acceleration > Magnetic speed measuring or mechanical speed measuring with ancillary magnetic means or with ancillary electrical means
Description: A process or an apparatus comprising: (a) a magnetic means used for detecting the rate of change in position of the body or (b) a mechanical speed measuring means responsive to the rate of change in position of the body combined with magnetic means or electrical means, wherein the magnetic means or the electrical means is subordinate to the mechanical speed measuring means.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7406883 |
Compact device for measuring the speed and the direction of rotation of an object |
Aug. 5, 2008 |
| 7404333 |
Sensor head or detection head and device comprising such a head |
Jul. 29, 2008 |
| 7400993 |
Method and system for accuracy of speed and acceleration measurements on rotating machinery with a speed wheel |
Jul. 15, 2008 |
| 7339372 |
Rotation detecting sensor |
Mar. 4, 2008 |
| 7331229 |
Magnetic null accelerometer |
Feb. 19, 2008 |
| 7285952 |
Rotation angle detecting device |
Oct. 23, 2007 |
| 7271583 |
Systems and methods for decoding a signal |
Sep. 18, 2007 |
| 7265539 |
Calibration of a hall effect sensor |
Sep. 4, 2007 |
| 7194921 |
Speed-sensing device and method for assembling the same |
Mar. 27, 2007 |
| 7141966 |
Rotation detecting apparatus |
Nov. 28, 2006 |
| 7078891 |
Speedometer gear output structure |
Jul. 18, 2006 |
| 7062969 |
Measurement apparatus and sensor apparatus |
Jun. 20, 2006 |
| 7061228 |
Apparatus for detecting rotation of a bicycle part |
Jun. 13, 2006 |
| 6992476 |
Transmitter system for a ferraris motion transmitter |
Jan. 31, 2006 |
| 6987384 |
Device for detecting rotation angle and torque |
Jan. 17, 2006 |
| 6848308 |
Circuit arrangement for evaluating an acceleration sensor using the Ferraris principle |
Feb. 1, 2005 |
| 6850053 |
Device for measuring the motion of a conducting body through magnetic induction |
Feb. 1, 2005 |
| 6799140 |
Detector for monitoring rotation |
Sep. 28, 2004 |
| 6736009 |
Measurement system comprising an acceleration sensor and a position sensor |
May. 18, 2004 |
| 6585420 |
Wheel support bearing assembly and anti-skid brake device using the same |
Jul. 1, 2003 |
| 6564635 |
Bearing assembly with integral sensor for sensing rotation |
May. 20, 2003 |
| 6538433 |
Method and apparatus for non-contact measuring of metal bed parameters |
Mar. 25, 2003 |
| 6522038 |
Integrated air control valve using contactless technology |
Feb. 18, 2003 |
| 6508116 |
Water bike equipped with speed meter |
Jan. 21, 2003 |
| 6462535 |
Eddy current sensor with a modification coil for reducing extensive heating and a method for operating such an eddy current sensor |
Oct. 8, 2002 |
| 6404182 |
Method for detecting the magnetic field of a tire |
Jun. 11, 2002 |
| 6357501 |
Vehicle wheel provided with a pneumatic tire having therein a rubber mixture permeated with magnetizable particles |
Mar. 19, 2002 |
| 6326777 |
Device for sensing eddy currents in moving bodies |
Dec. 4, 2001 |
| 6298728 |
Rotational turbocharger speed detector |
Oct. 9, 2001 |
| 6282961 |
Permanent magnet rotary accelerometer |
Sep. 4, 2001 |
| 6253614 |
Speed sensor having a UV-cured glue seal and a method of applying the same |
Jul. 3, 2001 |
| 6232767 |
Method and apparatus for detecting wheel revolution using magnetic field |
May. 15, 2001 |
| 6205858 |
Vehicle speed sensor |
Mar. 27, 2001 |
| 6101879 |
Rotation speed sensor |
Aug. 15, 2000 |
| 6087796 |
Method and apparatus for determining electric motor speed using vibration and flux |
Jul. 11, 2000 |
| 6075359 |
Sensor with ferromagnetic metal sealing cap |
Jun. 13, 2000 |
| 6053046 |
Rotational speed detector for vehicle wheel with sensor device and integrally formed axle cover |
Apr. 25, 2000 |
| 6003375 |
Hub unit with rotation speed sensor |
Dec. 21, 1999 |
| 5895854 |
Vehicle wheel provided with a pneumatic tire having therein a rubber mixture permeated with magnetizable particles |
Apr. 20, 1999 |
| 5880585 |
Apparatus including a wheel coupled ring shaped magnet, for detecting rotation of a wheel in a two-wheeled vehicle |
Mar. 9, 1999 |
| 5877625 |
Magnetic sensor with supporting element for supporting output lead wire of coil |
Mar. 2, 1999 |
| 5863255 |
Device and method to measure kinematics of a moving golf ball |
Jan. 26, 1999 |
| 5827968 |
Hub unit with rotation speed sensor |
Oct. 27, 1998 |
| 5825176 |
Sensor mounted adjacent an outer member for sensing the rotational speed of a inner member |
Oct. 20, 1998 |
| 5821422 |
Rolling bearing unit with rotating speed detector |
Oct. 13, 1998 |
| 5757676 |
Method for measuring speed |
May. 26, 1998 |
| 5744720 |
Rolling bearing unit with rotating speed detector |
Apr. 28, 1998 |
| 5670873 |
Rotational speed sensor with membrane |
Sep. 23, 1997 |
| 5583431 |
Hub unit with rotation speed sensor |
Dec. 10, 1996 |
| 5557552 |
System for projecting vehicle speed and tire condition monitoring system using same |
Sep. 17, 1996 |
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