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US 6,536,536 B1Granted
Power tools
OwnerStephen F. Gass, David S. D'Ascenzoinventors
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Abstract
An electrically powered hand tool is disclosed. The tool includes a motor, a power source, a work element and a controller. Various alternative features, embodiments and operative configurations are disclosed.
Claims26
An electrically powered hand tool, comprising:
- a body;
- a work element;
- a motor adapted to drive the work element;
- a power source adapted to deliver power to the motor;
- a user input;
- and
- an electronic controller electrically connected to the power source and the motor to regulate the flow of power from the power source to the motor and adapted to receive a signal from the user input, wherein the electronic controller includes a selectively actuable security mode in which no power is delivered to the motor, and further wherein the security mode, once actuated, is deactivated by manipulating the user input in a predetermined pattern that is not readily apparent from examination of the power tool.
4 more elements
Dependencies are inferred from the claim text.