Angle grinder
First Claim
1. A trigger assembly for a power tool having a motor disposed within a housing, the trigger assembly comprising:
- a switch disposed within the housing for activating the motor;
a trigger extending from the housing and engageable by a user, the trigger having a first arm and a second arm and the trigger pivotably moveable between a first position and a second position;
a locking member engageable with the second arm of the trigger,wherein the second arm is in contact with the switch to activate the motor and the second arm is engageable by the locking member when the trigger is in the second position and wherein the second arm is removed from the switch and the second arm is not engageable by the locking member when the trigger is in the first position.
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Accused Products
Abstract
An angle grinder is provided including a trigger assembly for selectively actuating the angle grinder. A particle separation assembly is provided for the removal of any dust, particle, or artifacts that may have entered into the housing of the angle grinder. A brush biasing system is also provided to ensure proper and efficient operation of the motor of the angle grinder. An overload monitoring system is included to monitor the loading on the motor. A clutch mechanism is also included to prevent overloading on the motor of the angle grinder. A gear wheel lock mechanism is also provided to prevent the wheel spindle from rotating during installation or removal of a grinding wheel on the wheel spindle. An anti-locking flange system is also included to prevent the over-tightening of the flanges and the grinder wheel during the operation of the angle grinder. A gear case labyrinth feature is also provided.
101 Citations
6 Claims
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1. A trigger assembly for a power tool having a motor disposed within a housing, the trigger assembly comprising:
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a switch disposed within the housing for activating the motor; a trigger extending from the housing and engageable by a user, the trigger having a first arm and a second arm and the trigger pivotably moveable between a first position and a second position; a locking member engageable with the second arm of the trigger, wherein the second arm is in contact with the switch to activate the motor and the second arm is engageable by the locking member when the trigger is in the second position and wherein the second arm is removed from the switch and the second arm is not engageable by the locking member when the trigger is in the first position. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification