Patent ID: 9010454
Filing Date: 2015-04-21
Classification: A01D,B23D,B24B,B25F,B26D,Y10T

Abstract:
1. A handheld work apparatus comprising: a motor configured to drive an exchangeable rotating work tool having a clamping area; a control unit configured to control the operation of said motor in a first operating mode (I) and a second operating mode (II); said control unit being configured to operate said motor in said first operating mode (I) having at least one of a rotational speed (n said second operating mode (II) including the entire power range (P a detecting unit connected to said control unit and having a read unit configured to read an identifier of said work tool mounted on said work apparatus; said detecting unit being configured to evaluate the identifier and form a release signal in dependence upon the evaluation of said identifier; said control unit being configured to set one of said first operating mode (I) and said second operating mode (II) in dependence upon said release signal; said read unit being an RFID-transmitter-and-receiver unit and non-rotatably mounted on said work apparatus; an RFID-tag containing data and being carried by said work tool so as to rotate therewith; and, said RFID-tag being mounted within said clamping area so as to place said RFID-tag at a location permitting said RFID-tag to wirelessly transfer said data thereof to said read unit during rotation of said RFID-tag relative to said read unit.