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AssigneeHilti Aktiengesellschaft
InventorsHelmut SPECHT, Philipp LORENZ, Bernhard KUNZ, Gabor VIDA, Goran GOLUBOVIC, Claudiu Radu SANTEIU
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A collection device (200) for collecting drill sludge (B) or dust created during the operation of a core drilling device is provided, the device having the following: an extraction unit (202) with a drilling opening (208) which extends through the extraction unit (202) and is designed to receive a drill bit, wherein the extraction unit (202) has a cavity which extends at least partially about the drilling opening (208), and at least one suction unit which is connected to the extraction unit and is designed to form a vacuum chamber conjointly with a surface, in particular wall or ceiling surface, wherein the vacuum chamber of the suction unit (204, 206) is fluidically separated from the cavity of the extraction unit (202).
A collection device for collecting drill sludge or dust created during the operation of a core drilling device, the collection device comprising:
The collection device as recited in claim wherein the extraction unit has a seal for sealing the cavity in relation to the surface.
Dependencies are inferred from the claim text.