Method and device to regulate the electric motor of a handheld power tool
AssigneeHilti Aktiengesellschaft
InventorsMarkus Forstner, Manfred Jakob
Life of this patent
Estimating the term…
Abstract
A method to regulate the electric motor of a handheld power tool, the method encompassing the following steps: prescribing a target speed for the electric motor, varying the prescribed target speed—each time after a certain period of time has lapsed—by a value within a certain variation range in order to supply a varied target speed, and regulating an actual speed of the electric motor to the supplied varied target speed.
Claims11
1-10. (canceled)
A method to regulate an electric motor of a handheld power tool, the method comprising:
- prescribing a target speed for the electric motor;
- varying the prescribed target speed each time after a certain period of time has lapsed by a value within a certain variation range in order to supply a varied target speed;
- and
- regulating an actual speed of the electric motor to the supplied varied target speed.
A device to regulate the electric motor of a handheld power tool, the device comprising:
- an input to prescribe a target speed for the electric motor;
- a varier to vary the prescribed target speed by a value within a certain variation range each time after a period of time has lapsed in order to supply a varied target speed;
- and
- a regulator to regulate an actual speed of the electric motor to the supplied varied target speed.
Dependencies are inferred from the claim text.