Hilti Aktiengesellschaft

Michael Neumeier

Konstantin Baxivanelis

Rolf Spangenberg

Stefan Dorner

Stephan Müller

A cover device for partially covering a disc-shaped working tool includes a bearing member () forming a receiving space () for receiving the shielding member () of the working tool and having an inner surface () against which an outer surface of the shielding member () lies when received in the receiving space (), and a pivot member () supported on the bearing member () for a pivotal movement about a pivot axis (S) between a locking position in which the receiving space () is limited at both ends in tangential and axial directions and is at least partially limited outwardly in a radial direction, and an open position in-which the receiving space () is open in at least one of the axial direction and the tangential direction.

Cover device for a power tool

A suction connection arrangement for a compass saw includes a suction connection element () for connecting suction flow producing apparatus with the compass saw, a suction channel () for connecting the suction cross-section () of the saw with the suction connection element and completely separable from the compass saw (), and a connection device () for releasably connecting the suction connection elements () with the saw housing ().

Compass saw with a suction connection arrangement

A hand-held power tool inclLldes motor-driven drive shaft () for driving a working tool () and located in the tool housing (), and a suction device () formed as a modular unit releasably connectable wYith the tool housing () and having a suction conduit (), a receiving chamber (), a precipitation device () located in the receiving chamber (), and an impeller () driven by the drive shaft () of the power tool and located between the suction conduit () and the precipitation device ().

Growing community of inventors

Steingaden, Germany

Michael Neumeier