US Patent Issued to Hamilton Sundstrand on Oct. 20 for "Generator control relay continuous built-in test circuit" (Illinois Inventor)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,768,890, issued on Oct. 20, was assigned to Hamilton Sundstrand Corp. (Charlotte, N.C.).

"Generator control relay continuous built-in test circuit" was invented by Thomas P. Joyce (Rockford, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus may include a controller configured to periodically generate a control signal at a first logic level to initiate a continuous built-in test for a generator control relay (GCR) switch. The apparatus may also include a GCR switch control circuit configured to determine when the GCR switch will not have a current flowing therethrough and generate a GCR switch control signal to open the GCR switch responsi...