Method and apparatus for attenuating sound from vibratory screening machines

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7025210
APP PUB NO 20040206672A1
SERIAL NO

10418001

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of attenuating the sound emanating from a bank of a plurality of vibrating screens of a plurality of vibrating screening machines including the steps of providing a master pulse of known phase and frequency, comparing the phase and frequency of a plurality of vibrating screens with the known phase and frequency of said master pulse, and adjusting the phase and frequency of said bank of plurality of vibrating screens so that the waveforms produced thereby tend to cancel each other. An apparatus for implementing the method is also disclosed.

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Patent Owner(s)

Patent OwnerAddress
DERRICK MANUFACTURING CORPORATION590 DUKE ROAD BUFFALO NY 14225

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mooney, James A Tonawanda, NY 10 114

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