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JP2009216510 |
To inspect whether abnormal noise is produced in a vehicle compartment before attaching an antivibration device to the vehicle, and to enable identification of the cause for the abnormal noise.This method has an input step (S1, 2) for ap...
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JP2009204517 |
To provide an oscillation analytic method or oscillation analytic equipment capable of identifying features of a rigid body while hardly deteriorating identification accuracy even if measuring points to be actually measured are decreased...
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JP2009204394 |
To attain reduction in weight, and to make an upper thread follow up horizontal acceleration according to the sliding speed demanded.This pitching device 21 of an vehicle collision simulator includes the upper thread 4 located above a lo...
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JP2009204395 |
To provide a component of a vehicle collision simulator, obtaining horizontal acceleration higher than conventionally.A pitching device 21, as a component of an vehicle collision simulator, includes a lower thread 2 supported on a lower ...
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JP2009192363 |
To provide a vibration tester that reduces a time period for setting a drive limit value and errors in the setting when setting a target waveform in vibration inspection and gives high safety.A transfer constant that is computed on the b...
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JP2009180542 |
To provide a simpler vibration testing device capable of providing a vibration test adapted to an actual state.This vibration testing device 1 is equipped with a fixing means 2 for fixing a dynamic quantity detection device, an elastic m...
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JP2009180628 |
To provide a building diagnostic device for easily acquiring earthquake-proof performance of a building including earthquake-resistance strength.The building diagnostic device is combined with a shaker 20 that is disposed in a building t...
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JP2009175069 |
To provide a vibration tester for simply implementing a vibration excitation test in the vertical and horizontal directions by using one vibration exciter and one vibration table without respectively preparing the vibration tables and th...
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JP2009162707 |
To provide a vibration-free pedestal evaluating device for easily performing a performance evaluation test of a vibration-free pedestal.The static load equivalent to own weight of a precision apparatus body is charged on a support 10 sim...
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JP2009156650 |
To provide a strength estimation apparatus for estimating information on a probability density distribution of the maximum stress and a frequency distribution of a stress amplitude if the stress under a random load is represented as a fr...
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JP2009150758 |
To provide servo actuator for improving energy efficiency.This invented servo actuator is equipped with an electric motor section 20 rotating output shaft 22, a rotational transducer 30 converting rotation of the output shaft into axial ...
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JP2009145994 |
To provide a rack earthquake-proof system that enables even a person in charge of construction who does not have any special knowledge to quickly and accurately design the earthquake-proof structure of a rack.This rack earthquake-proof s...
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JP2009139143 |
To provide a servo actuator being optimized depending on vibration conditions.The servo actuator comprises: a rotation converter 30 for converting the rotation of an output shaft of an electric motor 20 into shaft-directional displacemen...
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JP2009134123 |
To provide a method for adjusting an optical scanning device, capable of completing the adjustment in a short time without operating an image forming apparatus itself, and preventing vibration of an optical member in conformation to vari...
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JP2009133708 |
To achieve comparatively easy measurement of water hammer strength of a glass bottle itself, and also evaluation of strength in test production (design stage of bottle/parison).The purpose is achieved by a test of the water hammer streng...
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JP2009133822 |
To provide an apparatus for detecting looseness and damage of an inner nut which is easy in operation and differs little between individuals without requiring a skilled worker.The apparatus for detecting looseness and damage of an inner ...
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JP2009128142 |
To inexpensively provide a test device and method capable of sharply reducing adjustment time for performing a test wherein a test load exceeding an allowable range of a piezoelectric vibrator is applied.A first transmission member 63 is...
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JP2009121890 |
To provide an apparatus which pays attention to operation-related values such as power-saving, silence, accuracy improvement, and outputtable speed increase in an electrodynamic vibration test apparatus, takes the operation limit of a vi...
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JP2009122040 |
To provide a servo actuator having the optimal constitution according to an excitation condition.The servo actuator includes an electric motor section 20 having an electric motor for rotating an output shaft, a rotation converting sectio...
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JP2009115581 |
To provide a playground equipment diagnostic system capable of conducting a routine safety evaluation for a playground equipment quantitatively and objectively.One or a plurality of vibration generating devices 2 and a vibration detectin...
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JP2009109481 |
To provide a simply-structured, low-cost collision test apparatus and a collision test method capable of accurately projecting a projectile onto a test piece.A projection device 13 is configured by connecting a projectile supporting part...
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JP2009097973 |
To provide a vehicle vibration analysis method and its device for grasping components having to be improved as to the vibration transmitting characteristics of a vehicle.In executing vibration analysis on the vehicle, firstly, its wheels...
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JP2009092614 |
To provide a testing machine capable of inexpensively and easily performing a functional test of a buffer.The testing machine E1 for attaining the purpose has: a supporting pedestal 1 connected to the lower end of the buffer D for suppor...
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JP2009085788 |
To realize a method for identifying a vibration of a slab, capable of shortening a time taken for identifying a vibration mode of the slab, and to realize a vibration suppressing device, a method for arranging the vibration suppressing d...
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JP2009085782 |
To improve an operation in efficiency for measuring vibration characteristics of a head gimbal assembly, while grasping resonant characteristics at high frequencies.An apparatus for measuring the vibration characteristics of the head gim...
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JP2009068960 |
To provide a vibrating method reproducing traveling state that is difficult or impossible to be reproduced with a method of vibrating only a single wheel.A vibration device for reproducing vibration state of wheels during traveling by vi...
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JP2009069084 |
To provide a cylinder cover for protecting depredation of an impactor and a cylinder, when the impactor dashed down to an auto-body rebounds to encounter the cylinder of a catapult during the period of testing runtime.In the present cyli...
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JP2009063450 |
To provide an apparatus, method and program for evaluating a stable state of a plurality of structures in a structural body constituted by stacking the plurality of structures.Acceleration response information showing acceleration respon...
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JP2009058522 |
To generate a driving signal from actual vibration waveforms with high precision without causing a shock.In a controller 20, a dividing and driving signal is generated so that the divided actual vibration waveforms agree with the vibrati...
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JP2009058251 |
To provide an excitation tester which improves energy efficiency.The excitation tester is provided with a motor 2, an excitation shaft 1 which is provided penetrating the rotor of this motor and excites a test piece, and a converting mea...
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JP2009053142 |
To provide a sensor fixing structure which can be fastened without restrictions of a fixing portion and with which bad influence by resonance can be eliminated.When measuring vibration generated in a measurement object 10, such as a mach...
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JP2009053949 |
To provide a method for estimating a support state of an electronic equipment casing, capable of estimating a dynamic support structure of an electronic equipment casing laid in a rest state at practical cost.In the method for estimating...
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JP2009047572 |
To provide a vibration test apparatus which improves sealability of a hydraulic fluid.The vibration test apparatus includes a disk-shaped table 1 for fixing an object, a plurality of actuators 11 vibrating the table in multi-axial direct...
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JP2009036559 |
To make the whole unit small in size and also to reduce the power consumption by reducing the load on a motor.A vibration generating unit 10 is provided with a prescribed vibrating force to an object of vibration 12, by making vibrating ...
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JP2009031221 |
To provide a technology for accurately estimating the time history data of unknown condition from stored time history data.This data estimating apparatus includes storing means for storing time history data of a plurality of known condit...
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JP2009030747 |
To provide a development structure installed in a planar and narrow portion before developed, to be three-dimensionally developed in a planar shape for effectively absorbing impact energy, and to provide an impact absorbing device for de...
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JP2009020056 |
To provide an apparatus and a method of determining the degree of damage of a building capable of quickly determining the degree of damage of the building in a simple and inexpensive manner.The method includes steps of measuring an accel...
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JP2009020002 |
To accurately evaluate earthquake resistance against an earthquake propagating in the ground.An apparatus 10 for evaluating the earthquake resistance is equipped with: a plurality of vibration detectors A-D disposed at a building 12 whic...
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JP2009014371 |
To provide a dynamo-electric type vibration testing device capable of reducing an interaction between a testing object and an testing object mounting part.A control part 141 executes external force calculation control for calculating an ...
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JP2009014370 |
To provide a vibration testing device capable of improving followability to a target waveform of a response waveform.This dynamo-electric vibration testing device 1 executes double loop control using feedback control (closed loop control...
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JP2009008206 |
To reduce a variation caused by a temperature change to stabilize bearing performance.This linear motion bearing device 1 is provided with a guide rail 3 having a groove 2 and with a moving body 4 which has a plurality of rolling element...
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JP2009008562 |
To detect the oscillation characteristic of a structure effective in improvement of determination accuracy and rapid evaluation determination of the earthquake-affected degree of the structure.This oscillation characteristic detecting me...
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JP2008304227 |
To perform easily and highly accurately time history response analysis of an object with an attenuation constant h indicating a vibration frequency nondependent characteristic.A causal unit imaginary function comprising an imaginary part...
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JP2008299224 |
To provide a vibration method for selectively applying vertical and lateral vibration to a lens to be tested without remounting the lens (including a body) removed from a test table.The test table 3 on which the lens 1 is mounted in a di...
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JP2008298473 |
To acquire a dynamic behavior or performance evaluation of a railway vehicle loading apparatus during traveling of an actual vehicle inexpensively in a short period under various vibration environments, in a running testing device for a ...
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JP2008298472 |
To improve test accuracy, while executing economically a test equivalent to an actual vehicle test, in a vibration testing device for a railway vehicle.This running testing device 50 for a railway vehicle is equipped with a rail wheel 16...
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JP2008281511 |
To provide two excitation waves of different frequency characteristics for a test body by reconstructing an existing shaking table.A main shaking table 1 capable of being excited by a hydraulic jack 2 is disposed. A sub shaking table fix...
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JP2008275518 |
To provide a degradation inspecting method for a concrete structure for easily, efficiently and highly accurately detecting degradation by alkali aggregate reaction or the like of an erected concrete structure.A weight 8 is dropped from ...
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JP2008268074 |
To provide a plant equipment vibration measuring system capable of efficiently inspecting a plant after an earthquake and starting the plant early.The measuring system includes vibration measurement devices 6, 6A, 6B, 6C, 6D installed di...
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JP2008267905 |
To provide a technology to quicken and facilitate study of portions and structures to be dealt with.The system for supporting measures to deal with vibration in accordance with this invention includes a means for setting a plurality of t...
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