Patents for G01M 7 - Vibration-testing of structures; Shock-testing of structures (6,340)
12/1990
12/11/1990US4977342 Electromagnetic vibration generators
11/1990
11/15/1990WO1990013805A1 Pile tester
10/1990
10/17/1990EP0392812A2 Impact test hammer
10/12/1990CA2014295A1 Impact test hammer
10/04/1990DE3910018A1 Method and device for measuring and influencing properties of a living system
10/03/1990EP0389996A1 Method of, and apparatus for, measuring and influencing a living system
09/1990
09/26/1990CN2062838U Scaling device for vibration measurer of speed-type bearings
09/11/1990US4955236 Method for observation of vibration mode
08/1990
08/28/1990CA1273319A1 Shaker table
08/15/1990CN2060545U Non-contact microcomputerized monitoring device for the vibration of turbine blades
07/1990
07/31/1990US4944179 Vibration detector
07/11/1990CN1043642A Shock-exciting method of electric eddy-magnetic push-pull and shock exciter
07/05/1990DE3843229A1 Vibration device having current-carrying windings
06/1990
06/27/1990EP0313627A4 Vibration test apparatus bearing.
06/27/1990EP0301007A4 Servovalve drive electronics improvements.
06/21/1990DE3842061A1 Method for the determination of mechanical defects in brittle material moulded parts, especially ceramic substrate plates
06/20/1990EP0373943A2 Vibration control system
06/06/1990EP0371631A2 Method and apparatus for monitoring structural members subject to transient loads
05/1990
05/31/1990CA2001926A1 Methods and apparatus for monitoring structural members subject to transient loads
05/30/1990EP0370801A1 Method for observation of vibration mode
05/29/1990US4929874 Vibration control system
05/15/1990US4924706 Method and apparatus for determining resonant frequency of a turbine blade made of a meterial not responsive to a magnetic field
05/10/1990DE3837686A1 Three-dimensional oscillation system
05/02/1990EP0252963B1 Shaker table
04/1990
04/24/1990US4918988 Method of detecting a defective position in a cement intimate mixture filled portion in a building
04/03/1990US4912980 Modular test fixture for vibration and shock testing
03/1990
03/21/1990EP0359337A1 Apparatus for testing the wheel suspension of a vehicle
03/06/1990US4905506 Method of testing a seismic torsional vibration damper for serviceability
02/1990
02/20/1990US4901579 Stray magnetic field control system for vibration testing apparatus
02/20/1990US4901575 Methods and apparatus for monitoring structural members subject to transient loads
01/1990
01/24/1990EP0351430A1 Impact-type apparatus for inspecting structures
12/1989
12/27/1989CA1264019A1 Transverse vibration apparatus for grading wood panels
12/06/1989EP0344194A1 Process and device for testing motor vehicle stabilizers.
12/05/1989US4885708 Apparatus and method for measuring frequency response function
11/1989
11/21/1989US4881405 Method and device for mechanical testing of civil engineering structure surfacings
10/1989
10/24/1989US4875429 Braking device for a capsule at the end of a trajectory
10/24/1989US4875374 Multiple axis vibration test platform
09/1989
09/08/1989WO1989007987A1 Vibration generator
08/1989
08/24/1989DE3804768A1 Vibrator (shaker)
08/22/1989US4858488 Link arm suspension
08/17/1989DE3803280A1 Long-term shock machine for testing acoustic transducers
08/10/1989WO1989007249A1 Impact-type method and apparatus for inspecting structures
08/10/1989WO1989007176A1 Impact testing apparatus
07/1989
07/18/1989US4848160 Multi-axis test fixture system
06/1989
06/28/1989EP0169899B1 Preloaded table coupling
06/14/1989CN2039419U Electro-hydraulic vibration exciter
05/1989
05/24/1989EP0316958A1 Apparatus and method for measuring frequency response function
05/11/1989DE3836029A1 Elektromagnetischer vibrator An electromagnetic vibrator
05/10/1989CN1032864A Digital equalization method and its controlling system and equipment for controlling random vibration
05/10/1989CN1032863A Digital control system (or method) and equipment for random vibration
05/03/1989EP0313627A1 Vibration test apparatus bearing
04/1989
04/25/1989US4823601 Vibration sensing method and apparatus
04/19/1989CN1032455A Method and apparatus for determining resonant frequency of turbing blade made of material not responsive to magnetic field
03/1989
03/29/1989EP0309211A2 Vibration control system
02/1989
02/21/1989US4805457 Shaft to impeller integrity determination in assembled pumps by remote sensing
02/07/1989EP0268609A4 Link arm suspension.
02/01/1989EP0301007A1 Servovalve drive electronics improvements
01/1989
01/18/1989EP0299217A2 Vibration testing stand for vehicles, especially for passenger cars
01/11/1989EP0298342A1 Braking device for a capsule at the end of a journey
11/1988
11/15/1988US4783999 Vibration test apparatus and bearing therefor
11/10/1988DE3714414A1 Vibration (shake) table
11/03/1988WO1988008525A1 Vibration test apparatus bearing
10/1988
10/11/1988US4776217 Coupling for vibration testing
08/1988
08/25/1988WO1988006283A1 Process and device for testing motor vehicle stabilizers
08/18/1988DE3802138A1 Nachweissystem fuer materialfehler Detection system for material errors
08/02/1988US4760731 Method and apparatus for the stress testing of glass containers arranged hanging
07/1988
07/13/1988CN87210629U Hydraulic asynchronized jolting vibration-platform
06/1988
06/15/1988EP0270566A1 Shaker table amplifier
06/07/1988US4748851 Apparatus for simultaneously vibrating specimens in multiple directions
06/01/1988EP0268609A1 Link arm suspension
05/1988
05/17/1988US4745564 Impact detection apparatus
04/1988
04/27/1988EP0265309A1 Vibrator control apparatus
04/27/1988EP0264428A1 Apparatus for vibration testing
04/26/1988US4739646 Method of testing an offshore structure for mechanical faults
04/05/1988US4735089 Shaker table
03/1988
03/22/1988US4733151 Load support servomechanism for a shaker apparatus circuit
03/09/1988CN85107117B Methods and apparatus for exciting vibration using electro-magnetive pulse
01/1988
01/12/1988US4718793 Generator for dynamic loading of a mine lining
12/1987
12/29/1987US4715229 Apparatus for vibration testing
12/23/1987DE3620638A1 Method for determining the technical state of a pneumatic tyre
12/09/1987EP0248767A2 Method and apparatus for testing of suspended glass containers
12/08/1987US4711754 Method and apparatus for impacting a surface with a controlled impact energy
12/03/1987WO1987007378A1 Method and device for the mechanical control of building works
11/1987
11/19/1987WO1987007051A1 Link arm suspension
11/19/1987WO1987007020A1 Apparatus for vibration testing
11/11/1987EP0116642B1 Apparatus and method for drive shaft signature analysis
11/05/1987WO1987006693A1 Shaker table amplifier
11/04/1987EP0243420A1 Parallel-driven oscillating or vibrating supporting element fixedly supported by leaf springs
11/04/1987EP0105253B1 Vibration apparatus with flexure support restricting pivotal movement
10/1987
10/13/1987US4700148 Shaker table amplifier
10/06/1987USH338 Resonant free platen for vibration testing of test specimens
09/1987
09/24/1987WO1987005669A1 Servovalve drive electronics improvements
09/09/1987EP0235534A1 Impact detection apparatus
09/01/1987US4689985 Calibration impact hammer
08/1987
08/18/1987CA1225734A1 Methods and apparatus for indicating selected physical parameters in a pipeline
07/1987
07/28/1987US4682490 Impact test instrument
07/23/1987DE3601182A1 Vibrating table
07/16/1987WO1987004242A1 Shaker table
07/14/1987US4679591 Servovalve drive electronics improvements
06/1987
06/30/1987US4676379 Apparatus for sorting out defective plastic crates for bottles
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