Patents for G05D 19 - Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase (1,310) |
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10/25/1989 | EP0338933A1 Active magnetically suspended vibration device controlled in three axes |
10/18/1989 | EP0337040A1 Device for compensating a vibrational force or a vibrational torque created by a body |
09/19/1989 | US4868709 Electromagnetic drive circuit |
08/29/1989 | US4860816 Control system for vibratory apparatus |
08/23/1989 | EP0328623A1 Servo loop control for a coriolis rate sensor dither drive |
08/02/1989 | EP0325908A1 Vibrating fiber optic display |
07/25/1989 | US4850261 Non-contacting electro-pneumatic servo for vibration isolation |
07/04/1989 | US4844320 Control system and method for vibration welding |
06/27/1989 | US4843294 Solar array stepping to minimize array excitation |
06/15/1989 | DE3740919A1 Device for controlling vibration conveyors |
06/14/1989 | EP0320029A1 Damping device for the backrest roller of a weaving machine |
06/07/1989 | EP0319120A2 Solar array stepping to minimize array excitation |
05/16/1989 | US4831370 Vibrating fiber optic display having a resonant ribbon driver |
05/10/1989 | EP0315416A2 Oscillating apparatus for damping vibration |
04/25/1989 | US4825332 Electromagnetic driving circuit |
04/11/1989 | US4821205 Seismic isolation system with reaction mass |
03/29/1989 | EP0309211A2 Vibration control system |
03/29/1989 | CN2035110U Two-direction adjustable ph value self-balance instrument |
03/21/1989 | US4814680 Servo loop control for a coriolis rate sensor dither drive |
03/14/1989 | US4811835 Vibratory material feeder |
02/28/1989 | US4808863 Active control system and method for reducing engine noise and vibration |
02/23/1989 | WO1989001655A1 Servo loop control for a coriolis rate sensor dither drive |
02/14/1989 | US4804131 Process of use of an electroacoustical vibrator device and plant for carrying out this process |
02/07/1989 | US4803413 Magnetic isolating and pointing gimbal apparatus |
01/10/1989 | US4796873 Active vibration isolation system |
01/03/1989 | CA1248216A1 Active vibration isolation system |
10/26/1988 | CN87216728U Controlling instrument for physical and chemical experiment |
09/28/1988 | CN88101201A 电磁驱动电路 Electromagnetic drive circuit |
09/20/1988 | US4772828 Control device supplying optimum power to oscillating drive motor for resonant-piston type compressor unit |
09/07/1988 | CN88101524A Electromagnetic driving circuit |
06/15/1988 | EP0270566A1 Shaker table amplifier |
06/01/1988 | DE3640079A1 Apparatus for automatically adapting the working method of vibrators for material compaction to the respective state of the material to be compacted |
05/25/1988 | EP0268326A2 Method and apparatus for deploying an electroacoustical vibrator device |
05/24/1988 | US4746143 Vibration control apparatus for vehicles |
05/11/1988 | EP0266835A1 Control device for controlling the power supply to an oscillating motor for driving a compressor unit of the resonant-piston type and compressor unit of the resonant-piston type provided with such a control device |
05/11/1988 | CN87107490A Control device for controlling power supply to oscillating motor for driving compressor unit of resonant-piston type and compressor unit of resonant-piston type provided with such control device |
05/10/1988 | US4742998 Viscous damper |
05/04/1988 | EP0265911A2 Vibration control apparatus |
04/27/1988 | EP0265309A1 Vibrator control apparatus |
04/12/1988 | US4737695 Air pump for aquarium |
03/29/1988 | US4734846 Apparatus for providing an indication of compaction in vibration compacting machines |
03/22/1988 | US4733151 Load support servomechanism for a shaker apparatus circuit |
03/15/1988 | US4730541 Non contacting electro-pneumatic servo for vibration isolation |
02/16/1988 | US4724763 Offset web-fed rotary printing machine |
01/20/1988 | EP0253615A2 Magnetic isolating and pointing gimbal apparatus |
12/29/1987 | US4716347 Oscillation reducing apparatus for rotary compressor |
11/11/1987 | CN86207332U Spring oscillator |
11/05/1987 | WO1987006693A1 Shaker table amplifier |
10/13/1987 | US4700148 Shaker table amplifier |
08/18/1987 | US4688199 Transducers and control means |
08/05/1987 | EP0230518A2 Method and device for the damping of torsional vibrations of offset rotary presses used in production lines |
07/02/1987 | DE3603490C1 Electrical supply and control circuit for an injection gun |
06/30/1987 | US4677353 Electro-inductive vibratory monitoring system |
05/20/1987 | EP0222329A2 Vibration control apparatus |
05/05/1987 | US4663574 Reactive position detector for electromagnetic vibrators |
02/25/1987 | EP0211474A1 Control circuit for the reciprocating movement of a solenoid armature |
02/25/1987 | EP0211173A2 Active vibration isolation system employing electro-rheological fluid |
02/10/1987 | US4642547 Adaptive regulation system for a linear alternator driven by a free-piston stirling engine |
01/20/1987 | US4637307 Automatic mechanical resonant frequency detector and driver for shuttle printer mechanism |
01/13/1987 | US4636695 AC/DC electro-magnetic device for aeration pump in fish globe or the like |
12/02/1986 | US4626730 Method and apparatus for active control of vibrations |
11/26/1986 | EP0202880A2 Seismic Isolation system, including microlithography system for submicron design rule |
10/07/1986 | US4615504 Anti-vibration device |
10/01/1986 | EP0195850A2 Active vibration isolation system |
08/20/1986 | CN85100017A Self-adapted resonant system |
07/29/1986 | CA1208694A1 Controller for electromagnetic exciter using power line subharmonic |
04/15/1986 | US4583027 Moving magnet linear motor |
03/05/1986 | EP0173435A1 Transducers and control means |
01/21/1986 | US4565940 Method and apparatus using a piezoelectric film for active control of vibrations |
12/18/1985 | EP0164811A1 Method and system for creating surface waves in a body of liquid |
11/12/1985 | US4553074 Method of and apparatus for the autosynchronization of an electromagnetic hammer |
10/01/1985 | US4544867 Vibrator for furniture |
08/27/1985 | US4537076 Apparatus for and method of random vibration control |
06/25/1985 | US4525791 Method and apparatus for reducing vibrations of stationary induction apparatus |
05/14/1985 | US4517500 Controller for electromagnetic exciter using power line subharmonic |
04/23/1985 | US4512339 Percussor application |
03/26/1985 | US4507623 Oscillating device with capacitive displacement pickup |
12/25/1984 | US4490654 Control circuit for vibratory devices |
12/19/1984 | EP0128759A2 Control circuit for vibratory devices |
08/08/1984 | EP0115185A2 Apparatus for and method of random vibration control |
03/21/1984 | EP0032158B1 Vibration controller for vehicle |
03/06/1984 | US4435751 Vibration/noise reduction device for electrical apparatus |
02/22/1984 | EP0101389A1 Process and device for the self-synchronised control of an electromagnetic hammer |
09/27/1983 | CA1154515A2 Braking method and apparatus for vibratory feeder |
09/06/1983 | US4402527 Vehicle body vibration control apparatus |
08/02/1983 | US4395904 Device for damping oscillations |
06/01/1983 | EP0080022A1 Oscillating device |
02/16/1983 | EP0071947A2 Method and apparatus for reducing vibrations of stationary induction apparatus |
12/22/1982 | EP0067548A1 Vibration suppressor |
08/24/1982 | US4345559 Apparatus for damping bounce oscillations in an internal combustion engine |
05/25/1982 | US4331263 Control unit for use in a vibratory feeder system |
05/11/1982 | CA1123512A1 System for damping vibrations in a deflectable transducer |
01/13/1982 | EP0043565A1 Vibration/noise reduction device for electrical apparatus |
01/05/1982 | US4309675 Control circuit for providing a synchronized drive signal to an oscillating system |
12/01/1981 | CA1113515A1 Fixed position, fixed frequency pendular type vibration absorber with frequency linearization |
11/03/1981 | US4297888 Stability control system for vibration test device |
07/22/1981 | EP0032158A1 Vibration controller for vehicle |
07/21/1981 | US4280083 Apparatus for limiting acceleration in a servosystem |
05/12/1981 | US4267496 Device for damping oscillations |
02/05/1981 | WO1981000237A1 Vibration controller for vehicle |