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Class Information
Number: 73/579
Name: Measuring and testing > Vibration > Resonance, frequency, or amplitude study
Description: Subject matter wherein the body is caused to vibrate at its natural mechanical resonance and measurement of frequency and/or amplitude at resonance is made; a study of amplitude response over a frequency range is made; nodal points, wave lengths, and standing wave characteristics are measured under predetermined vibration conditions.

Sub-classes under this class:

Class Number Class Name Patents
73/581 Including axial force determination 34
73/582 Including structural bond evaluation 59
73/580 Including weight determination 83
73/583 Of aircraft or related structural element 85

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Patent Number Title Of Patent Date Issued
8701493 Vibration monitoring apparatus and vibration monitoring method Apr. 22, 2014
8695428 Single input multi-output surface acoustic wave device Apr. 15, 2014
8695419 Acoustic volume indicator Apr. 15, 2014
8688246 Operation monitoring system for processing apparatus Apr. 1, 2014
8677824 Integrated torsional-microbalance device in MEMS technology and fabrication process thereof Mar. 25, 2014
8677823 Acoustic thickness measurements using gas as a coupling medium Mar. 25, 2014
8677828 Vibration detecting device Mar. 25, 2014
8671758 System and method for measuring the frequency of a vibrating object Mar. 18, 2014
8667843 Resonance testing apparatus and articulation assembly Mar. 11, 2014
8664828 Testing apparatus for piezoelectric/electrostrictive device Mar. 4, 2014
8656779 Damage detection using laser vibrometry Feb. 25, 2014
8640544 Method for analyzing structure safety Feb. 4, 2014
8635911 Apparatus and method for measuring buoyant mass and deformability of single cells Jan. 28, 2014
8631704 Fatigue testing device for wind turbine blade testing, a method of testing wind turbine blades and a control system for a blade testing actuator Jan. 21, 2014
8616060 Acoustic device for localized contactless measurement of elastic and dissipative non-linearities and viscoelasticity Dec. 31, 2013
8607633 Measuring system for resonant frequency measurements on disc brake pads Dec. 17, 2013
8602994 Method for ultrasound vibrometry using orthogonal basis functions Dec. 10, 2013
8606376 Method of actuating a system, apparatus for modifying a control signal for actuation of a system and method of tuning such an apparatus Dec. 10, 2013
8590379 Systems and methods for resonance detection Nov. 26, 2013
8594827 Method of controlling semiconductor device fabrication Nov. 26, 2013
8567249 Nanomechanical resonance detector Oct. 29, 2013
8555721 Sound measuring device Oct. 15, 2013
8528408 Passage detection apparatus of object Sep. 10, 2013
8528407 Method and apparatus for in-line quality control of wafers Sep. 10, 2013
8528392 Device and method for determining the oscillatory behavior of a brake lining in the field of motor vehicles Sep. 10, 2013
8522615 Simplified direct-reading porosity measurement apparatus and method Sep. 3, 2013
8522616 Method for the in-line measurement of the setting, contraction and wall release behaviour of confectionery/chocolate products which have been poured into moulds during production, and apparatu Sep. 3, 2013
8511163 Self-exciting, self-sensing piezoelectric cantilever sensor Aug. 20, 2013
8505382 Nonlinear nanomechanical oscillators for ultrasensitive inertial detection Aug. 13, 2013
8504209 Controlling a device that generates vibrations in a computer system Aug. 6, 2013
8485033 Testing technique for determination of the dynamic poisson's ratio of a material with longitudinal and cross-sectional resonant frequencies of a circular solid rod specimen Jul. 16, 2013
8485993 Switched resonant ultrasonic power amplifier system Jul. 16, 2013
8480958 Nanoantenna and uses thereof for biosensing Jul. 9, 2013
8479554 Electronic pitching trainer and method for determining the true speed of a sports projectile Jul. 9, 2013
8474319 Detecting an analyte using a piezoelectric cantilever sensor Jul. 2, 2013
8473252 System and method for conflict resolution to support simultaneous monitoring of multiple subsystems Jun. 25, 2013
8473225 Flow meter Jun. 25, 2013
8469700 Fouling and corrosion detector for burner tips in fired equipment Jun. 25, 2013
8464577 Quartz sensor and sensing device Jun. 18, 2013
8459117 Method and encoder Jun. 11, 2013
8463560 Method and apparatus for measuring properties of board products Jun. 11, 2013
8448515 Differential pressure measuring probe with bottoming indicator May. 28, 2013
8438924 Method of determining multilayer thin film deposition on a piezoelectric crystal May. 14, 2013
8424384 System for continuous wave, pulsed, and pulsed-echo parameter measurement Apr. 23, 2013
8418534 Methods and apparatus for detection of air ingress into cryogen vessels Apr. 16, 2013
8410952 Methods for forewarning of critical condition changes in monitoring civil structures Apr. 2, 2013
8400159 Casing correction in non-magnetic casing by the measurement of the impedance of a transmitter or receiver Mar. 19, 2013
8393216 Fatigue testing device for wind turbine blade testing, a method of testing wind turbine blades and a control system for a blade testing actuator Mar. 12, 2013
8390385 Oscillator circuit, oscillator circuit group, electronic apparatus, and layout method for oscillation circuit group Mar. 5, 2013
8387460 Vibration dosimeter for determining vibrational loading Mar. 5, 2013

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

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