Patent ID: 11881856
Assignee: THE GILLETTE COMPANY LLC
Field: Machine tools (Mechanical engineering)
Classification: CPC B  H | IPC B  H

Claim 12:
13. A method of resetting a digital counter for a personal care appliance comprising the steps of:
detecting presence of light with an optical sensor;
sending an electrical output signal from the optical sensor to a control circuit;
comparing the electrical output signal to at least one predetermined value with the control circuit or detecting a change over time in the electrical output signal from the optical sensor by the control circuit;
sending a signal from the control circuit to a cloud based on the electrical output signal of the optical sensor;
sending a signal from the cloud to a smart device or a consumer user interface on a personal care appliance;
resetting the digital counter by sending a signal from the smart device or the consumer user interface to the digital counter.