Patent ID: 9041510
Filing Date: 2015-05-26
Classification: G05B,G07C,Y10T

Abstract:
1. An electronic key comprising: a housing; a power source disposed within the housing; a processor in communication with the power source; a partial capacitor comprising a first capacitive metal plate in communication with the processor, the first capacitive metal plate of the partial capacitor configured to form a capacitor with a corresponding second capacitive metal plate of a lock when brought into proximity with the second capacitive metal plate of the lock, wherein the first capacitive metal plate comprises an annulus; a key power coil, wherein the key power coil and the first capacitive metal plate are concentric; and a nose portion disposed within a hole formed by the annulus, wherein the key power coil is disposed at least partially within the nose portion, wherein the processor is programmed to transfer data signals at least partially by using the partial capacitor.