Patent ID: 11859419
Assignee: ILLINOIS TOOL WORKS INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 5:
6. The handle system according to claim 4, wherein:
the outer-side sensing circuit comprises a first capacitive sensor, a first measurement circuit, a first comparison circuit, and a first processor connected in sequence,
the first capacitive sensor is capable of generating a change in capacitance in response to a touch on the outer-side surface of the handle body,
the first measurement circuit is configured to generate a first electrical signal according to the change in capacitance of the first capacitive sensor,
the first comparison circuit is configured to compare the first electrical signal with a preset first threshold to generate a first comparison signal,
the first processor is configured to generate the first sensing signal according to the first comparison signal,
the inner-side sensing circuit comprises a second capacitive sensor, a second measurement circuit, a second comparison circuit, and a second processor connected in sequence,
the second capacitive sensor is capable of generating a change in capacitance in response to a touch on the inner-side surface of the handle body,
the second measurement circuit is configured to generate a second electrical signal according to the change in capacitance of the second capacitive sensor,
the second comparison circuit is configured to compare the second electrical signal with a preset second threshold to generate a second comparison signal, and
the second processor is configured to generate the second sensing signal according to the second comparison signal.