Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 28, 2010
Patent Application Number
12627224
Date Filed
November 30, 2009
Patent Primary Examiner
Patent abstract
An air cleaner is provided according to an embodiment of the invention. The air cleaner includes a high voltage power supply configured to provide a high voltage to a collector cell and a shut-down circuit coupled to the high voltage power supply. The shut-down circuit is configured to monitor an electrical current supplied to the collector cell, remove electrical power to the collector cell if the electrical current exceeds a predetermined cell current threshold for a predetermined time period, and generate an indication if the electrical power is removed from the collector cell.
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