ELECTRONIC CLUTCH FOR POWER TOOL

A power tool includes a housing; an electric motor; an electronic clutch; and a clutch setting assembly that includes a variable resistive element, a clutch selector, and a contact assembly. The contact assembly includes a spring coupled to the clutch selector and a contact member with a leg configu...

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Bibliographische Detailangaben
Hauptverfasser: KELLEHER, Joseph P, SCHAFER, Heather, HEAVEL, Rick J, DELMONT, Thomas, KOENIG, Trevor J
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A power tool includes a housing; an electric motor; an electronic clutch; and a clutch setting assembly that includes a variable resistive element, a clutch selector, and a contact assembly. The contact assembly includes a spring coupled to the clutch selector and a contact member with a leg configured to be insertable into an opening in the clutch selector so that the spring and the contact member are non-removable from the clutch selector and the spring biases the contact member against the variable resistive element. The contact member has a head configured to engage the variable resistive element to generate a resistance signal that corresponds to a position of the clutch selector. The controller is configured to receive the resistance signal and, based on the resistance signal, look-up, receive, or generate the torque threshold value for the power tool operation parameter that corresponds to the selected clutch setting.