Gravimetric metering unit having a magnetic connection between the conveying screw and its holder
AssigneeK-Tron Technologies, Inc.
InventorsMen BERNEGGER, Rolf LEHMANN, Urs HELFENSTEIN
Life of this patent
Estimating the term…
Abstract
A gravimetric metering unit for bulk material includes a metering device, which has a container for bulk material to be metered and a base unit. The base unit has a screw conveyor, which is operably held in position and driven by means of a holder. The screw conveyor and the holder can be axially plugged together and are designed such that they can be operably fastened to each other by means of a plug-in connection. The plug-in connection is a magnetic connection.
Claims26
A gravimetric metering unit for bulk materials, comprising a metering device, which has a container for bulk material to be metered and a base unit, the base unit having a conveying screw, which is operably held in position and driven by means of a holder, it being possible to axially assemble the conveying screw and the holder to one another and said conveying screw and holder being designed such that they can be operably fastened to each other by means of a plug-in connection, wherein the plug-in connection is a magnetic connection.
A conveying arrangement for a metering device, comprising a conveying screw and a holder for said conveying screw, it being possible to axially plug the conveying screw and the holder together and these being designed such that they can be operably fastened to each other by means of a plug-in connection, wherein the plug-in connection is a magnetic connection.
A conveying screw for a metering device, comprising a conveyor spiral, wherein said conveying screw has a shaft which has a magnetic element at the end face.
Dependencies are inferred from the claim text.