Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Walter Dea McDonald0
Date of Patent
February 5, 2013
0Patent Application Number
126532910
Date Filed
December 11, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
There is provided an automated warning system which includes a receiver/controller, an actuator, one or more relays electrically connected to both the receiver and the linear actuator, a flag holder and a mechanical linkage connecting the linear actuator to the flag holder such that movement of the linear actuator causes the flag holder to move between raised and lowered positions.
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