Noise attenuation system for vibratory feeder bowl

Details Noise attenuation system for vibratory feeder bowl Noise attenuation system for vibratory feeder bowl

1993-05-26

1995-05-09

Kuntz, Curtis

Electrical audio signal processing systems and devices

Acoustical noise or sound cancellation

Adjacent ear

181206, A61F 1106, H03B 2900

Patent

active

054147751

ABSTRACT:
Active system for both attenuating mechanical vibration and the noise occasioned by the operation of vibratory feeder bowls in manufacturing having accelerometer (20) adjacent feeder bowl (21) and an inertial actuator (57) and a controller (59) to control both disturbances.

REFERENCES:
patent: 4665549 (1987-05-01), Eriksson et al.
patent: 4892413 (1990-01-01), Vats
patent: 5091953 (1992-02-01), Tretter
patent: 5146505 (1992-09-01), Pfaff et al.
Kinsler et al., "Fundamentals of Acoustics," John Wiley & Sons (1982) Contents, pp. ix-xvi.

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