| Document |
Document Title |
|
JPH061412B2 |
|
|
JPH061096B2 |
|
|
JPH05346813A |
PURPOSE:To prevent a resonance while matching with the state of a machine at the time of working by adding a variable frequency or a multifrequency component to a command system, finding a resonance frequency from a machine position sign...
|
|
JPH05340443A |
PURPOSE: To control vibration regardless of an external disturbance amount, an external disturbance position, and the number of external disturbance by measuring the frequency of a vibration body and effecting feedback of a signal to an ...
|
|
JPH05332395A |
PURPOSE: To attain simplification and stabilization of a device by inputting a sinusoidal wave signal of arm actuator controlling sinusoidal wave generator and a detection vibration signal to a comparator through a multiplier and a low-p...
|
|
JPH05332394A |
PURPOSE: To provide a vibration damping device with small waveform distortion at high efficiency and usable to a high vibration frequency and further to prevent reaction from being easily generated for no-objective frequency. CONSTITUTIO...
|
|
JPH0585778B2 |
The device comprises a hollow outer body (10) fixed to a structure (9), the vibrations of which are to be controlled; an inner spherical body (20) arranged inside the hollow outer body (10); six active magnetic bearing elements (30, 40, ...
|
|
JPH05319109A |
PURPOSE: To provide favorable riding comfortableness by providing an engine speed setting means for setting idling speed at the second specified speed higher than the first specified speed, and a stopping means for stopping the driving o...
|
|
JPH0545944Y2 |
|
|
JPH0545960Y2 |
|
|
JPH05302641A |
PURPOSE: To prevent gaps between a movable pierce and electromagnets from becoming nonuniform so as to reduce a stroke of the movable piece to be not larger than the gap between the electromagnets by correcting inclination of the movable...
|
|
JPH0583497U |
[Purpose] It makes it possible to absorb the propagation vibration from the fluid transfer equipment to the fluid transfer pipe, and reduce the noise generated by this vibration. [Constitution] The hose 10 connected to the water pump 7 v...
|
|
JPH05297907A |
PURPOSE:To effectively inhibit vibration accompanying the operation of the arm without using any special sensor and to facilitate the optimization for the inhibition. CONSTITUTION:An H-infinity control controller 63 is designed which det...
|
|
JPH05295928A |
PURPOSE: To make vibration control in three direction of two horizontal directions and torsional direction simultaneously by three vibration controlling gyro devices. CONSTITUTION: Three vibration controlling gyro devices J are positione...
|
|
JPH05295510A |
PURPOSE: To sufficiently reduce the vibrations of a steel sheet during conveyance, due to cooling wind of the backlash of machinery, etc., under all sorts of conditions and to obtain a high-quality product free from the occurrence of non...
|
|
JPH05288238A |
PURPOSE: To maintain a good follow-up property to perform proper, high- precision active control of periodical or pseudo-periodical noise generated from a source of vibration and noise, even if the operating condition of a power plant is...
|
|
JPH05281982A |
PURPOSE: To reduce periodic vibration by simple constitution which eliminates the need to generate a reference signal and requires no transmission function model as to the vibration reducing device which reduces the vibration by generati...
|
|
JPH05281983A |
PURPOSE: To reduce periodic vibration by simple constitution which eliminates the need to directly detect the vibration of a vibration source as to the vibration reducing device which reduces the vibration by generating inverse vibration...
|
|
JPH0579598U |
[Purpose] For example, it is an object of the present invention to reduce muffled noise caused by intake noise or the like emitted from an intake duct extending near the back surface of a vehicle cab. [Constitution] By applying vibration...
|
|
JPH05280584A |
PURPOSE: To prevent wrong decision by storing a level, in which vibration and noise are decreased to a minimum when a phase and amplitude are displaced by each predetermined displacement quantity, and changing a positive and negative sig...
|
|
JPH0578664U |
[Purpose] It provides a dynamic damper for steering in which vibration of the steering wheel is always effectively suppressed even when the idling speed of the engine changes. [Constitution] A fixedly arranged first plate-shaped member 1...
|
|
JPH05280585A |
PURPOSE: To reduce vibration by providing a means for stopping feedback control when a level of vibration and noise is lower than the predetermined first level, means for starting this control when higher than the second level of the fir...
|
|
JPH05273075A |
PURPOSE: To execute test without being affected by state disturbance regardless of inertia load and elastic load by providing a vibration stand control part which controls vibration for a vibration stand main body and an influence coeffi...
|
|
JPH05272586A |
PURPOSE: To prevent the feedback control of vibration exciters from being repeatedly stopped and executed. CONSTITUTION: The phase and amplitude of vibrations of the first and second vibration exciters are feedback-controlled, vibrations...
|
|
JPH05272585A |
PURPOSE: To improve the vibration damping effect while a mother machine is traveled and stopped without widely modifying a conventional rotational shake damping device. CONSTITUTION: The rotational angular velocity of a mother machine 10...
|
|
JPH05272589A |
PURPOSE: To provide a vibration control device capable of obtaining a good vibration damping characteristic without providing a displacement sensor. CONSTITUTION: A vibration control device is provided with an electromagnet 1 arranged to...
|
|
JPH05265508A |
PURPOSE:To make it possible to perform an analysis by the application of a digital control theory by imparting the digital expressions to the pulse transmission characteristic, regarding a digital waveform shaping filter which is capable...
|
|
JPH05265466A |
PURPOSE: To reduce the deviation between a reference signal which shows the generation state of a noise and a noise which is actually generated. CONSTITUTION: Variation in the rotating speed of an engine 4 is predicted according to the a...
|
|
JPH0573169B2 |
|
|
JPH05263868A |
PURPOSE: To carry out a positive control of a ground motion disturbance by detecting the vibration response with known signals, calculating its inverse system, finding the input and the output of a ground motion sensor and an output sens...
|
|
JPH05250041A |
PURPOSE:To make influences exerted by disturbance impressed to a surface plate upon a fine moving stage and a coarse moving stage none at all or minimum in the positioning device consisting of the coarse moving stage mounted on the surfa...
|
|
JPH05248489A |
PURPOSE: To favorably prevent the occurrence of high vibration owing to an earthquake, microvibration owing to walking, and vibration of a device placing bed owing to vibration exerted by a device on a device placing device without incre...
|
|
JPH05245521A |
PURPOSE: To increase the controlled variable, to prevent the delay at the rise time and the fall time of the control current, and to effectively dump the steel sheet from vibrating. CONSTITUTION: The vibration of a steel sheet 10 is damp...
|
|
JPH05245523A |
PURPOSE: To prevent the belt like steel sheet line from vibrating by providing the electromagnet that the non contacting position detecting unit is assembled at both sides of the surface of running path of the steel sheet and controlling...
|
|
JPH0567170B2 |
|
|
JPH05240295A |
PURPOSE: To provide a device for damping periodic vibrations of a mechanical structure. CONSTITUTION: The device is composed of at least one detecting transducer 1, detecting periodic vibrations of a mechanical structure S and delivering...
|
|
JPH05232969A |
PURPOSE: To make it possible to reduce calculation volume to less than one- several numbers of convensional LMS algorithm, to allow the arithmetic processing capacity of a normal processor or the like to sufficiently deal with the calcul...
|
|
JPH05231038A |
PURPOSE: To carry out vibration control adaptable for vibration caused by a wind pressure or an earthquake. CONSTITUTION: A control device 4 sets a wind pressure controlling mode when an earthquake sensor does not detect an earthquake, a...
|
|
JPH05231036A |
PURPOSE: To carry out vibration control adaptable for vibration caused by a wind pressure or an earthquake. CONSTITUTION: A CPU 25 determines a vibrating condition of a building 2 in accordance with detection signals from sensors 15a to ...
|
|
JPH05231040A |
PURPOSE: To provide a vibration control device which may automatically computes a constant relating the structure of a building. CONSTITUTION: A displacement, a velocity and an acceleration which are detected by sensors 15a to 15d arrang...
|
|
JPH05231037A |
PURPOSE: To determine whether the control gain is appropriate or not. CONSTITUTION: A memory 30 stores therein a detection signal from a sensor 15d corresponding to a displacement of a building 2 during no vibration control. A CPU 25 com...
|
|
JPH05231039A |
PURPOSE: To carry out vibration control adaptable for a wind pressure or an earthquake. CONSTITUTION: A control device 4 receives a, detection signal having a frequency higher than the secondary inherent frequency of a building 2, that i...
|
|
JPH05231035A |
PURPOSE: To carry out vibration control adaptable for vibration caused by a wind pressure or an earthquake. CONSTITUTION: A motor 8 in a vibration absorber 3 is driven and controlled in accordance with a drive signal from a control devic...
|
|
JPH0558091B2 |
|
|
JPH05213195A |
PURPOSE: To improve a control effect and comfortebleness by frequency analyz ing the vibration of e leading vehicle or vehicle in front of an objective vehicle of a composed train by carrying out H control such that the maximum value of ...
|
|
JPH05215179A |
PURPOSE: To control and suppress sound of a frame in the territory from low frequency to high frequency by providing a control means provided with an exciter installed thereon on a part where vibration of a machine frame such as a proces...
|
|
JPH05212355A |
PURPOSE: To obtain the intensity of sound pressure necessary for washing by fixing a specific ultrasonic vibrator to the flat surface of a vibration member and forming the opposite surface of the vibration member into a concave or convex...
|
|
JPH05213194A |
PURPOSE: To improve comfortableness by dividing vibration control into basic vibration levels constituting vertical and lateral vibrations generated in a vehicle body to control the respective basic vibrations with a multiple variable di...
|
|
JPH05213196A |
PURPOSE: To improve comfortableness by applying H control theory, making the frequency distridution of the then weight factor satisfy a predetermined expression and controlling selectively the acceleration frequency of human body's feeli...
|
|
JPH0557198B2 |
|
