Hilti Aktiengesellschaft

Franz Wenzl

Peter Ostermeier

Harald Streicher

A modular assembly for a rinsing liquid treatment device () includes an expansion module () and an adapter module () for a rinsing liquid circuit for a rock working tool () and having a feed line (), a catch trough (), a transport element (), and an outflow (), with the catch trough () being located inside a wet suction device ().

Rinsing liquid treatment device

A drilling water filter () with a self-cleaning system including a filter container (), a cover () and a filter element () that can be inserted in the flow arm between an inlet () and an outlet () for separation of solid material from the fluid. The cover () has a displaceable carrying handle () for transporting the drilling water filter. The carrying handle () is connected with at least one self-cleaning means, in a controlled manner.

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Augsburg, Germany

Franz Wenzl