Patent ID: 11876392
Assignee: SE-KURE CONTROLS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A USB sensor for use with an alarm system for monitoring a chargeable electrical device having a USB port with a configuration channel, comprising:
a sensor housing;
a first cable extending from the sensor housing and having a first USB plug receivable in the USB port, in use;
a second cable extending from the sensor housing and having a second USB plug receivable in a power source;
a third cable extending from the sensor housing and having an alarm plug receivable in an alarm receptacle for the alarm system, in use; and
a sensor circuit in the sensor housing, the sensor circuit electrically connecting the second USB plug to the first USB plug to charge a chargeable electrical device to be monitored, and comprising a switch circuit for monitoring the configuration channel of the USB port to determine if power is being provided to the chargeable electrical device and responsive thereto controlling a switch electrically connected to the alarm plug so that the alarm system monitors status of the switch.