Compensated ionization sensor

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United States of America Patent

PATENT NO 5485144
SERIAL NO

08059807

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A compensated ionization-type sensor includes spaced apart active and reference electrodes. A center electrode is disposed between the active reference electrodes. A compensating electrode is disposed adjacent to the center electrode and, capacitively coupled thereto. The compensating electrode is electrically coupled to the active electrode. A compensating screen with a selected potential applied thereto surrounds the electrodes to compensate for velocity of the ambient atmosphere.

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Patent Owner(s)

Patent OwnerAddress
PITTWAY CORPORATION200 SOUTH WACKER DRIVE SUITE 700 CHICAGO IL 60606

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amleshi, Perrouz St. Charles, IL 1 1
Jen, Hsing G Buffalo Grove, IL 1 1
MacPherson, William West Chicago, IL 8 26
Tice, Lee D Bartlett, IL 68 1622

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