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Class Information
Number: 73/659
Name: Measuring and testing > Vibration > Sensing apparatus > With electrically controlled indicator > Spectrum analysis
Description: subject matter relating to the analysis of vibrations by measuring the amplitudes of the frequency components of the vibrations.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7559240 |
Method and device for assessing residual service life of rolling bearing |
Jul. 14, 2009 |
| 7555951 |
Determination of remaining useful life of gas turbine blade |
Jul. 7, 2009 |
| 7549340 |
Apparatus for measuring vibration characteristic of head gimbal assembly |
Jun. 23, 2009 |
| 7509861 |
Method and device for local spectral analysis of an ultrasonic signal |
Mar. 31, 2009 |
| 7487679 |
Vehicle vibration analyzer |
Feb. 10, 2009 |
| 7437935 |
Continuous chatter boundary criteria for manufactured parts |
Oct. 21, 2008 |
| 7430483 |
Method and apparatus for diagnosing a mechanism |
Sep. 30, 2008 |
| 7317994 |
Method and apparatus for signal signature analysis for event detection in rotating machinery |
Jan. 8, 2008 |
| 7296472 |
Method and apparatus for acoustic sensing of structures |
Nov. 20, 2007 |
| 7204146 |
Device and method for measuring thickness |
Apr. 17, 2007 |
| 7174786 |
Quality testing process |
Feb. 13, 2007 |
| 7131332 |
Vibroguard for machine elements |
Nov. 7, 2006 |
| 7124637 |
Determining amplitude limits for vibration spectra |
Oct. 24, 2006 |
| 7102794 |
Method for engraving printing cylinders |
Sep. 5, 2006 |
| 7102795 |
Method for engraving printing cylinders |
Sep. 5, 2006 |
| 7093492 |
Configurable vibration sensor |
Aug. 22, 2006 |
| 7059191 |
Determining defective devices which generate sound during operation |
Jun. 13, 2006 |
| 7036378 |
High and low frequency band dual output transducer |
May. 2, 2006 |
| 7026943 |
Acoustic wave ice and water detector |
Apr. 11, 2006 |
| 7027940 |
Stepped sine wave frequency response measurement system |
Apr. 11, 2006 |
| 6954146 |
Method for determining a state of a road during the driving mode of a motor vehicle |
Oct. 11, 2005 |
| 6951132 |
Rail and train monitoring system and method |
Oct. 4, 2005 |
| 6925879 |
Vibration analyzer and method |
Aug. 9, 2005 |
| 6923064 |
Method and device for detection, identification and densimetric quantification of grain-eating insects in stocks of cereals |
Aug. 2, 2005 |
| 6915697 |
Testing and monitoring of a shock wave or pressure wave source |
Jul. 12, 2005 |
| 6898976 |
Brake noise detection device |
May. 31, 2005 |
| 6889553 |
Method and apparatus for vibration sensing and analysis |
May. 10, 2005 |
| 6874364 |
System for monitoring mechanical waves from a moving machine |
Apr. 5, 2005 |
| 6845672 |
Sensor assembly and sensor system for combined bearing load sensing and bearing health monitoring |
Jan. 25, 2005 |
| 6822929 |
Micro acoustic spectrum analyzer |
Nov. 23, 2004 |
| 6796183 |
Method for compensating for mechanical oscillations in machines |
Sep. 28, 2004 |
| 6779404 |
Method for vibration analysis |
Aug. 24, 2004 |
| 6745630 |
Method and device for detecting stenoses in a tubular line system |
Jun. 8, 2004 |
| 6729186 |
Multi-channel vibration analyzer |
May. 4, 2004 |
| 6725723 |
Device for mounting on a machine |
Apr. 27, 2004 |
| 6720885 |
Method for generating a signal vibration alert |
Apr. 13, 2004 |
| 6711952 |
Method and system for monitoring bearings |
Mar. 30, 2004 |
| 6668651 |
Method for contactless measuring of vibrations of a rotating body |
Dec. 30, 2003 |
| 6666093 |
System for remote diagnosis of the state of wear of the suction and delivery valves of reciprocating compressors |
Dec. 23, 2003 |
| 6655214 |
Ultrasonic sensor having enhanced dynamic range |
Dec. 2, 2003 |
| 6637267 |
Diagnostic system and method, especially for a valve |
Oct. 28, 2003 |
| 6622560 |
Ultrasound imaging method and apparatus based on pulse compression technique using a spread spectrum signal |
Sep. 23, 2003 |
| 6588277 |
Method for detecting transverse mode vibrations in an ultrasonic hand piece/blade |
Jul. 8, 2003 |
| 6584849 |
Analyzing vibration of rotating blades |
Jul. 1, 2003 |
| 6553837 |
Process and apparatus device for analysis of roller bearings in machines |
Apr. 29, 2003 |
| 6546781 |
Method of verifying spindle bearing functionality prior to service |
Apr. 15, 2003 |
| 6549861 |
Automated system and method for spectroscopic analysis |
Apr. 15, 2003 |
| 6545485 |
Ultrasonic pinpointer for power system sources of interference |
Apr. 8, 2003 |
| 6539293 |
Method and device for monitoring bogies of multi-axle vehicles |
Mar. 25, 2003 |
| 6536284 |
Method and apparatus for compressor control and operation via detection of stall precursors using frequency demodulation of acoustic signatures |
Mar. 25, 2003 |
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