Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1,551 - 1,600 out of 1,867

Document Document Title
JPS6384613U  
JPS63130286A
Method for using an electro-acoustic vibration device (1) mounted on a support (2) and intended, in particular, for the machining and welding of parts, consisting in modifying, in the course of the use of the electro-acoustic vibration d...  
JPS63124793A
A control device (30) is disclosed for controlling the power supply to the coils (16A, 16B) of a drive motor (3) for a compressor unit of the resonant-piston type (1). The control device comprises a power-supply circuit (44) for energisi...  
JPS6318535Y2  
JPS6325292B2  
JPS63120311A
PURPOSE:To evade the unstable working due to the influence of a neglected high-degree mode by attaching a strain gauge at a position where the influence of the vibration modes of degrees higher than that of the vibration mode of a soft a...  
JPS6376160U  
JPS6321431B2  
JPS6321432B2  
JPS6395511A
PURPOSE:To secure an assured vibration-free state at a vibration-free part by attaching an actuator to a vibration-free part and connecting the vibration- free part to a vibration part via plural spring mass damper systems set succes siv...  
JPS6395512A
The invention relates to a control device for a vibrator, comprising a servo-control loop which comprises means (5) for measuring vibratory stresses of the vibrating assembly, a signal generator (8) controlled by a reference signal in or...  
JPS6313892B2  
JPS6353617A
PURPOSE:To execute the highly accurate vibration insulation in the combination of a structure by assembling a piezoelectric actuator to a vibration isolator to combine two vibration structures and expanding and damping this in accordance...  
JPS633322B2  
JPS633321A
PURPOSE:To synthesize the input to obtain an output answer waveform approximate to a target waveform without oscillating previously a test subject, by using a mathematical simulation device which shows mathematically the input/ output of...  
JPS62297552A
A sensing system for a vibration isolation table. A sensor responsive to the position of the tabletop is spaced apart from the tabletop and provides an output corresponding to the position of the tabletop. The output is modified to provi...  
JPS62291536A
PURPOSE: To prevent the lowering in a response speed even when the number of monitor points are increased, by providing a large number of vibration level detectors to the different places of a body to be tested. CONSTITUTION: Vibrometers...  
JPS6255609B2  
JPS62251542A
PURPOSE:To obtain arbitrary response magnification and damping effect by changing displacement between an additional mass and a vibrator into rotary motion to drive a generator and controlling a sampling effect according to load, acceler...  
JPS62242210A
PURPOSE:To control oscillation in accordance with a target value signal by controlling vibration of an actuator using pulse signals of different positive and negative crest values for which duty ratio and frequency are determined by cont...  
JPS62242153A
PURPOSE:To enable a damping value to be set freely by causing a generator to be driven in a rotational motion varied in its vibration amplitude so that the vibrational energy is absorbed by applying load to the generator, and then varyin...  
JPS6248242B2
A vibration/noise reducing device for applying contrary vibrations/sound waves whose phases are substantially opposite to vibrations/noises generated from an electrical apparatus is disclosed, in which the vibrations/noises from the elec...  
JPS62220831A
PURPOSE: To suppress the divergence of vibration by decomposing the quantity of deformation of each layer into respective vibration modes in time step units and displacing an actuator so that all the mode components have overshoot charac...  
JPS62147006U  
JPS62137735U  
JPS62194046A
PURPOSE:To permit an actuator to switch rotary positions of a load shaft, by providing a first drive means responsive to one of first and fourth output signals and second drive means responsive to one of third and fourth output signals. ...  
JPS62168208A
PURPOSE:To start and stop a vibration stage with no intensive acceleration force applied even in case an operator does not operate slowly a control knob of a vibration stage controller, by increasing or decreasing gradually the amplitude...  
JPS6233110B2
PCT No. PCT/JP80/00162 Sec. 371 Date Mar. 17, 1981 Sec. 102(e) Date Mar. 17, 1981 PCT Filed Jul. 18, 1980 PCT Pub. No. WO81/00237 PCT Pub. Date Feb. 5, 1981.A vehicle vibration control apparatus in which springs (3A) and (3B) for support...  
JPS62137613A
PURPOSE:To suppress the vibration of a robot arm by fitting a distortion measurement sensor on the robot arm, estimating the mode of the arm from the outputs of said sensors and feeding back said mode a system. CONSTITUTION:The robot arm...  
JPS62137614A
PURPOSE:To suppress the vibration of a robot arm by fitting angle measurement sensors on the robot arm, estimating the mode of the arm from the outputs of the sensors and feeding back said mode. CONSTITUTION:The robot arm 1 is fitted on ...  
JPS6295022U  
JPS62115338A
PURPOSE: To perform optimum correction corresponding to load by storing an optimum gain constant corresponding to the load in advance and giving only the load information in case the load as changed. CONSTITUTION: A body 1 to be vibrated...  
JPS62114011A
PURPOSE:To cut off a vibration of a low frequency by providing an acceleration sensor, and controlling a speed of an output terminal of an actuator so that an output of this acceleration sensor is proportional to a signal which has been ...  
JPS62109107A
PURPOSE:To obtain a compact vibration controller of a simple structure by providing a piezoelectric ceramic actuator having a control force producing face fixed to an object body together with an additional weight fixed to another face o...  
JPS6288015A
PURPOSE:To improve response property by incorporating a piezoelectric actuator in the vibration system of an excitation source and extending and contracting it for damping according to the vibration of the excitation source. CONSTITUTION...  
JPS6217765B2  
JPS6243050U  
JPS6228187U  
JPS6231738A
An active vibration isolation system employing an electro-rheological fluid comprises a damper having a servovalve fluidically coupling a load supporting actuator to an accumulator. The servovalve includes an orificed plate arrangement, ...  
JPS6220919U  
JPS6224626A
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.  
JPS625319U  
JPS61292713A
PURPOSE:To attain the free and easy control of vibrations of a machine structure by delaying optionally the detection signal of the vibration of an object by a fixed time and then vibrating the object. CONSTITUTION:The displacement of an...  
JPS61271435A
PURPOSE: To enable the recording and the reproduction of a random waveform, by providing a random wave oscillation control system with a digital signal recorder/reproducer to record the oscillation characteristic of a sample into a semic...  
JPS6154166B2  
JPS6152483B2  
JPS61176020U  
JPS61172308U  
JPS6148018B2  
JPS61211553A
PURPOSE:To reduce the vibration caused on the variation of load torque by controlling an inverter such that the source frequency and the applied voltage of an induction motor will vary with correspondence to the detected load torque. CON...  

Matches 1,551 - 1,600 out of 1,867