ELECTRIC SHEARS
First Claim
Patent Images
1. An electric shears comprising:
- a trigger operable to be pulled;
a motor which rotates in accordance with a pulling operation of the trigger;
a screw shaft which rotates interlockingly with the motor;
a nut which is screwed onto the screw shaft and is slidable with respect to the screw shaft in accordance with a rotation of the screw shaft;
a fixed blade;
a movable blade which is coupled to the nut and is movable with respect to the fixed blade;
a detector which detects a pulled position of the trigger; and
a controller which controls a rotation of the motor based on the pulled position of the trigger detected by the detector,wherein the controller controls a position of the movable blade with respect to the fixed blade by controlling the rotation of the motor.
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Accused Products
Abstract
An electric shears includes a trigger operable to be pulled, a motor which rotates in accordance with a pulling operation of the trigger, a screw shaft which rotates interlockingly with the motor, a nut which is screwed onto the screw shaft and is slidable with respect to the screw shaft in accordance with a rotation of the screw shaft, a fixed blade, a movable blade which is coupled to the nut and is movable with respect to the fixed blade, a detector which detects a pulled position of the trigger, and a controller which controls a rotation of the motor based on the pulled position of the trigger detected by the detector.
26 Citations
9 Claims
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1. An electric shears comprising:
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a trigger operable to be pulled; a motor which rotates in accordance with a pulling operation of the trigger; a screw shaft which rotates interlockingly with the motor; a nut which is screwed onto the screw shaft and is slidable with respect to the screw shaft in accordance with a rotation of the screw shaft; a fixed blade; a movable blade which is coupled to the nut and is movable with respect to the fixed blade; a detector which detects a pulled position of the trigger; and a controller which controls a rotation of the motor based on the pulled position of the trigger detected by the detector, wherein the controller controls a position of the movable blade with respect to the fixed blade by controlling the rotation of the motor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification