Patent ID: 7786627

Claim:
An electrical hand-held power tool, comprising: a drive motor ( 8 ); an electronic device ( 22 ) for controlling operation of the drive motor ( 8 ); a housing ( 4 ) having a drive motor housing part ( 6 ) in which the drive motor is located and which has entrance slots ( 24 ) and exit slots ( 28 ), and a handle housing part ( 12 ) extending away form the drive motor housing part ( 6 ) and in which the electronic device ( 22 ) is located; a ventilation device ( 10 ) located in the motor housing part ( 6 ) between the entrance slots ( 24 ) and the outlet slots ( 28 ) for generating an air flow (L) along a main flow path ( 26 ) inside the motor housing part ( 6 ) between the entrance slots ( 24 ) and the outlet slots ( 28 ); air conducting elements ( 30 ) extending along the handle housing part ( 12 ) and forming a channel ( 34 ) defining an auxiliary flow path ( 36 ), the auxiliary flow path-defining channel ( 34 ) extending into the drive motor housing part ( 6 ) and projecting into the main flow path ( 26 ), and a portion of channel ( 34 ) located in drive motor housing part ( 6 ) being curved such that an opening of the channel ( 34 ) faces toward the entrance slots ( 26 ) and away from the ventilation device ( 10 ).