Dentsply Sirona Inc.

Sirona Dental Systems Gmbh

Christian Stahl

Christian Schmidt

Thomas Hasenzahl

Thomas Michalica

Thomas SCHÄFER

Simon Tanaka

Daniel Weiß

Device for a system for layer-by-layer construction of a body (K) from a substance (S) which can be hardened by radiation, comprising a vat having a vat base for receiving the substance (S) which can be hardened by radiation, comprising a building platform which is arranged above the vat base and which is height-adjustable in relation to the vat base and comprising a sensor cooperating with the vat base, wherein the vat base is configured to be at least partially flexible, wherein a chamber is provided wherein the chamber is delimited by an underside of the vat base, wherein the sensor is adapted to detect a volume change of the chamber and to provide a sensor signal from which a sign of the volume change can be determined.

Detection of deformation of vats

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Bensheim, Germany

Christian Stahl