Control Method For An Electric Power Tool

A power tool (1) has a tool holder (4), an electric motor (5) for driving the tool holder (4) in rotation, a handle (8) for guiding the power tool (1) during operation, and a main switch (9) for switching on the electric motor (5). The power tool (1) executes the following control method. The main s...

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Bibliographische Detailangaben
Hauptverfasser: NEUPER KARL, KOCK LAURENT-SEBASTIAN, M SSNANG FRANZ
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A power tool (1) has a tool holder (4), an electric motor (5) for driving the tool holder (4) in rotation, a handle (8) for guiding the power tool (1) during operation, and a main switch (9) for switching on the electric motor (5). The power tool (1) executes the following control method. The main switch (9) is scanned to see whether it has been actuated. A start inhibitor (13) transmits a blocking signal (16) to a motor controller if the main switch (9) is actuated before the power tool (1) has been connected to the power supply (10). An activator (19) receives signals (26) from a control unit (22, 10) separate from the electric power tool (1), compares the received signals (26) with a predefined signature and transmits a release signal (20) to the motor controller (12) if the received signal (26) corresponds to the predefined signature. The motor controller (12) switches on the electric motor in response to the actuation of the main switch (9), under the additional condition that thestart inhibitor (13) is