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JP2000283217A |
To provide a rotation shaft vibration suppressing device eliminating the need of a complex electric circuit, having a simple structure, and easily and inexpensively suppressing the vibration of a rotation shaft. The rotation shaft vibrat...
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JP3095043B2 |
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JP3095044B2 |
PURPOSE: To cause damping drive of an additional mass without collision with a stopper. CONSTITUTION: A damping device 1 damps vibration through movement in a direction X of an additional mass 6 by means of the drive force of an AC servo...
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JP3090819B2 |
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JP3090571B2 |
PURPOSE:To provide a 1/f fluctuation controller and a 1/f fluctuation air conditioning system in which 1/f fluctuation can be obtained by using chaos technique, a labor hour of measuring data can be omitted by a hardware, and hence neces...
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JP2000259158A |
To effectively reduce noise in a vehicle by controlling the vibration of a vehicle body panel over a wide frequency band. An actuator 4 is provided to give vibration which negates the vibration of vehicle inside to a vehicle body panel 3...
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JP2000250637A |
To reduce the transmission of ground low frequency vibrations caused by the construction machines used for the foundation work, etc., to the circumference. An additional vibration source S2 which generates the dominant large sine wave vi...
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JP2000240717A |
To cut a vibration transmitting route while forming the electrical wiring of a vibration detecting means into the wireless structure by fitting a vibration detecting head and a transmitter means to a vibration resistant base, and fitting...
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JP3084904B2 |
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JP3084675B2 |
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JP2000234646A |
To obtain a vibration control device synthetically improving vibration suppressing performance though providing basically an active type to be capable of sufficiently suppressing even fine vibration and low frequency vibration further wi...
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JP2000234645A |
To make relative displacement in an axial direction easily permissible also realize compactly by a simple structure a seal function relating to an external space in an arranging region of an electromagnetic force generating means between...
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JP3081297B2 |
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JP3068699B2 |
A hydraulically damped rubber bearing, that supports a vibrating mechanical subassembly on a substructure, has an actuator with an electromagnetic drive mechanism associated with a fluid filled chamber. The drive mechanism is responsive ...
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JP2000194427A |
To provide a touch operation input device capable of confirming where it performs a touch operation without looking at a screen. Plural operation function items are shown on a display 12, and plural operation function items shown on the ...
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JP3062547B2 |
To detect displacement and the angle change of a bench due to oscillation as vibration control performance with the sir spring of a bench for mounting an appliance for a passive type air vibration control base held as it is, to rapidly p...
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JP3059536B2 |
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JP2000176270A |
To provide a vibrating device for executing a mixing by agitation, fluid transportation, etc., capable of executing efficient operation by always automatically controlling to be in the most suitable operating state.In the vibrating devic...
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JP2000179615A |
To raise a vibration resistant stand up to target displacement from a sitting position while maintaining levelness of the vibration resistant stand even when mounting a structure having the high center of gravity.A control command Pr is ...
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JP3055814B2 |
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JP2000175475A |
To suppress mechanical resonance in a desired frequency band in changing frequencies, especially in low-frequency range.A disturbance observer 6, that observes the disturbance of a moving part 1 which is to be induced by an electromagnet...
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JP2000168914A |
To prevent the damage to the article to be carried during carrying and improve a carrying efficiency by producing a damping signal for restraining the swing amount of a soft structure based on the change amount detected by a swing amount...
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JP3052707B2 |
PURPOSE: To realize high frequency vibration test by passing a control amount detection signal through a BPF having pass band equal to the frequency of a vibration command, subjecting the AC signal to A/D conversion to determine the ampl...
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JP2000148255A |
To obtain the frequency dividing circuit which can obtain a dynamic range of sufficient output frequencies with a small number of bits and the uniformity when the frequency division ratio is represented in a logarithmic graph and the uni...
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JP3040562B2 |
PURPOSE: To provide a device capable of reducing transfer force of vibration from a vibration source where a plural number of frequencies are mixed with each other in various phases and applicable even in the case of a plural number of d...
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JP2000120767A |
To enable speedy response to abnormality by detecting abnormality before delivery of products, and estimating a position of abnormality occurrence.FFT computation is performed on time series data of residual vibration signal (e) correspo...
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JP2000120766A |
To control a power generating actuator while making the most of its feature utilized.Power generating actuators 6a, 6b are driven according to addition signals obtained by performing specified compensation against outputs of vibration se...
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JP3034311B2 |
For the drive excitation, the method for the capacitive drive excitation of oscillators in sensors for the capacitive measurement of force, acceleration and, in particular, rotation rates according to the Coriolis principle, provides acc...
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JP2000088043A |
To control the bending vibration of a vehicle body by causing its deformation in the direction perpendicular to the vibrating direction between a holding member to hold the resilient pieces and slidably arranging the holding member to de...
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JP3026173B2 |
To provide a driving control device which can sufficiently restrain oscillation characteristic in a resonance system and can stably work a mold oscillation device in a desired operation waveform. In a control device 60 according to a com...
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JP3026174B2 |
To stably work an oscillation device by restraining the oscillation characteristic. A control device 30 contains a driving waveform generating means 34 for generating a command value of spool position and the command speed of the spool f...
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JP2000079583A |
To suppress vibration at a low cost by eliminating measuring the characteristic frequency of a vibration system or an arm, simply introducing this method into an existing robot drive system (servo system), and reducing a load to a contro...
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JP2000077503A |
To prevent a base which supports a stage from being vibrated caused by the difference between reactions resulting from the movement of the stage and the compensating forces of the reactions. Linear motors 40A and 40B, respectively compos...
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JP2000072223A |
To correct deviation of a resonance frequency due to an influence of a temperature and efficiently supply powder such as powdered medicine to a partition packaging device by setting this resonance frequency changing according to a change...
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JP3015396B2 |
A sequence of impulses is determined which eliminates unwanted dynamics of a dynamic system. This impulse sequence is convolved with an arbitrary command input to drive the dynamic system to an output with a minimum of unwanted dynamics....
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JP2000056837A |
To stabilize the utmost positioning performance by specifying the mass of a stage, a viscosity friction coefficient, a spring constant, the primary delay time constant of a power amplifier, a position gain, the gain of the power amplifie...
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JP2000053295A |
To attain vibration suppressing control for steel strip over a wide range between magnets facing each other with a steel sheet centered. A pair of magnets B for low-frequency control are provided on both sides with a pair of magnets A fo...
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JP2000051790A |
To provide an electromagnetic motor capable of properly controlling displacement and short in length. The electromagnetic motor has plural actuators arranged in parallel, and alternately applying force in the opposed direction. The elect...
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JP2000052985A |
To provide a rolling stock vibration control method and its device showing robustness to non-linearity of control valves. In a rolling stock vibration control device comprising control valves for controlling air flow to double acting pne...
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JP3010935B2 |
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JP3011418B2 |
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JP2000047735A |
To lower the sensitivity of the response of a vibration control system to mechanical resonance without deteriorating the response of the vibration control system. The active vibration removing device equipped with interference eliminatio...
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JP2000027933A |
To provide an active engine mount device to execute constantly best vibration damping operation even when a secular change occurs to an engine mount and an engine foot, and maintain a riding sensation in a best state. When, during excita...
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JP2000027932A |
To provide an active engine mount device to execute constantly best vibration damping operation even when a secular change occurs to an engine mount and an engine foot and maintain a riding sensation in a best state. Vibrations from an e...
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JP2000020139A |
To correct the change of an estimated transfer function due to the change of use circumstances of a vehicle, the secular change, etc., without making a passenger feel uncomfortable. With respect to the estimated transfer function changed...
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JP2000012435A |
To provide an oscillation removing device which can control the inclination or shaking generated at thrust adjusting of an air spring. An oscillation removing stage which supports an exposure main body is driven in the vertical direction...
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JP2000010637A |
To avoid the deterioration of the performance of vibration reducing control processing due to the abnormality of a temperature sensor. Whether temperature sensors are normal or not is judged 132 based on the temperature detecting values ...
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JP2997632B2 |
An apparatus for electromagnetically and rotationally vibrating a rotary body supported by bearings. The apparatus comprises a ring-shaped magnet bipolarly magnetized and mounted on a shaft of the rotary body coaxially, a ring-shaped sta...
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JP2000002290A |
To prevent lowering of control performance by providing a reset means for changing the divergence inhibit item in the reverse direction to the divergence inhibit direction when the environment temperature of a transmission system changes...
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JP2000002293A |
To execute the treatment against the abnormality at a memory part storing a transmitting function without deteriorating control characteristics as far as possible. In a step 201, abnormality presence in an EEP-ROM is sensed, and in a ste...
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