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Class Information
Number: 73/658
Name: Measuring and testing > Vibration > Sensing apparatus > With electrically controlled indicator
Description: Subject matter wherein the means for indicating is electrical.










Sub-classes under this class:

Class Number Class Name Patents
73/661 Having a probe 127
73/660 Rotating machinery or device 569
73/659 Spectrum analysis 176


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8671763 Sub-surface windscreen for outdoor measurement of infrasound Mar. 18, 2014
8504209 Controlling a device that generates vibrations in a computer system Aug. 6, 2013
8281656 Cartridge with fill level detection Oct. 9, 2012
8087297 Vibrating debris remover Jan. 3, 2012
8078429 Diagnosis agent for remote plant diagnosis Dec. 13, 2011
8028582 Marker detection apparatus and marker detection method Oct. 4, 2011
7819013 Method and apparatus for measuring oscillation amplitude of an ultrasonic device Oct. 26, 2010
7770453 Vibrating debris remover Aug. 10, 2010
7711452 Characterizing vibrational health in computer systems with variable component configurations May. 4, 2010
7590495 Inverse method to calculate material properties using a non-resonant technique Sep. 15, 2009
7584060 Inverse method to calculate material properties using an insertion loss test Sep. 1, 2009
7430911 Method of detecting and analyzing changes in the external loading conditions of a structure Oct. 7, 2008
7081757 Re-locatable partial discharge transducer head Jul. 25, 2006
7061387 Measurement instrument, especially for level or pressure measurement with speech assistance Jun. 13, 2006
7035773 Appendable system and devices for data acquisition, analysis and control Apr. 25, 2006
7006000 Earthquake detecting and warning device Feb. 28, 2006
6950782 Model-based intelligent diagnostic agent Sep. 27, 2005
6895656 Assembly method for disk recording apparatus May. 24, 2005
6892581 Multi-axis vibration sensor with integral magnet May. 17, 2005
6832521 Data collector instrument with integral speed sensor Dec. 21, 2004
6829941 Tunnel effect nanodetector of mechanical vibrations and method for preparation thereof Dec. 14, 2004
6785635 Apparatus and method for predicting failures of spinning disks in turbo-machinery Aug. 31, 2004
6693548 Structural monitoring system for helicopter rotor components Feb. 17, 2004
6672681 Railway axle hub unit Jan. 6, 2004
6661346 Gas, fire and earthquake detector Dec. 9, 2003
6598479 Integral magnet vibration sensor Jul. 29, 2003
6588279 Impact transmitter for reciprocating machines Jul. 8, 2003
6356204 Method and apparatus for detecting impending earthquakes Mar. 12, 2002
6216539 Equipment setup for ultrasonic monitoring Apr. 17, 2001
6161420 High frequency measuring circuit Dec. 19, 2000
6035719 Noise/vibration measuring and disclosing system Mar. 14, 2000
5915278 System for the measurement of rotation and translation for modal analysis Jun. 22, 1999
5864066 Vibration detecting sensor with temperature compensating piezoelectric element Jan. 26, 1999
5855721 Non-destructive method of determining the position and condition of reinforcing steel in concrete Jan. 5, 1999
5831528 Detection of glass breakage Nov. 3, 1998
5814733 Method of characterizing dynamics of a workpiece handling system Sep. 29, 1998
5796006 Method and apparatus for measuring vibrations Aug. 18, 1998
5754115 Impact sensing system May. 19, 1998
5710715 Vibration analysis method Jan. 20, 1998
5656428 Homogeneous bioassay using acoustic emission spectroscopy Aug. 12, 1997
5631427 Accelerometer-based shock/vibration testing apparatus and associated methods for a portable computer May. 20, 1997
5602757 Vibration monitoring system Feb. 11, 1997
5602337 Abnormal sound detecting apparatus Feb. 11, 1997
5594175 Apparatus and method for non-invasive diagnosis and control of motor operated valve condition Jan. 14, 1997
5551297 Pipe clogging detecting device Sep. 3, 1996
5543783 Glass break detector and a method therefor Aug. 6, 1996
5502650 Apparatus for adjusting rotor Mar. 26, 1996
5473941 Encapsulated accelerometer with faraday shielding Dec. 12, 1995
5442961 Accelerometer having integral fault null Aug. 22, 1995
5438317 Glass break detection with noise riding feature Aug. 1, 1995

1 2 3










 
 
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