Intelligen transient eliminator for an ignition system

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United States of America Patent

PATENT NO 5456597
SERIAL NO

08070727

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to an intelligent transient eliminator which allows a gas ignition system to prevent gas valves from being turned off by a pressure switch in response to a transient pressure wave. The transient eliminator is preferably provided in a HVAC unit or furnace which burns a fuel such as natural gas. An ignition control system employing an intelligent transient eliminator provides a secondary relay across the pressure switch. The secondary relay is controlled by a signal to an ignitor in the furnace. The secondary switch is tested before energizing the inducer blower in the system.

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Patent Owner(s)

  • JOHNSON CONTROLS TECHNOLOGY COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lazar, Mark M New Berlin, WI 3 75
Lucas, Marvin A Wilwaukee, WI 2 35

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