Electric wrench
An electric wrench comprises a shell, a motor located in the shell, a transmission mechanism connected to the motor and an output shaft driven by the transmission mechanism. The shell is provided with a main body part for containing the motor and a supporting shell located at the front end of the ma...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | An electric wrench comprises a shell, a motor located in the shell, a transmission mechanism connected to the motor and an output shaft driven by the transmission mechanism. The shell is provided with a main body part for containing the motor and a supporting shell located at the front end of the main body part, the transmission mechanism comprises a first transmission mechanism located in the main body part and a second transmission mechanism located in the supporting shell, and the second transmission mechanism comprises an inner gear ring located in the supporting shell. The electric wrench comprises a detection device located in the supporting shell, the detection device comprises a supporting plate fixedly held on the supporting shell, a circuit board extending from the supporting plate and a magnetic torque sensor located on the circuit board, the circuit board is located between the supporting shell and the inner gear ring, and the detection device detects torsion parameters at the front end of the inn |
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