Abstract: The present invention relates to a method of manufacturing a dental component, in particular a dental prosthesis or a partial dental prosthesis, by means of a dental furnace, comprising the following steps: (i) additively manufacturing, in particular by means of 3D printing, a model of the dental component from a model material on the basis of a virtual 3D model of the dental component; (ii) embedding the model in an investment material; (iii) removing the model from the investment material, in particular by heating or burning out, to obtain a negative mold of the model; (iv) inserting a raw material required for manufacturing the dental component into the negative mold; (v) producing the dental component in the negative mold; and (vi) removing the negative mold.

Abstract: The present invention relates to a method of manufacturing a dental component, in particular a dental prosthesis or a partial dental prosthesis, by means of a dental furnace, comprising the following steps: (i) producing a model of the dental component; (ii) embedding the model in an investment material; (iii) removing the model from the investment material, in particular by heating or burning out, to obtain a negative mold of the model; (iv) inserting a raw material required for manufacturing the dental component into the negative mold; (v) producing the dental component in the negative mold; and (vi) deflasking the dental component in an at least partly automated manner, in particular by means of a stripping manufacturing process, on the basis of a virtual model of the dental component.

Abstract: The present invention relates to a method of manufacturing a component, in particular a component that is used in the manufacture of dental components or a dental component, by means of a three-dimensional printing process, said method comprising the steps: providing a base element: and printing the component in a liquid bath on the base element such that the component has a hollow space after a completion of the printing, wherein at least one channel is provided that establishes a fluid connection between the hollow space and the environment at least after the completion of the printing. The present invention further relates to a system comprising a printing apparatus for printing a component in a liquid bath in accordance with the method described above.

Abstract: The present invention relates to a method of manufacturing a dental component, in particular a dental prosthesis or a partial dental prosthesis, by means of a dental furnace, comprising the following steps: (i) preparing a virtual model of the dental component; (ii) automatically selecting one, two or more programs and/or automatically preparing one, two or more programs and/or preparing one, two or more suggestions for a program for operating the dental furnace on the basis of the virtual model of the dental component; (iii) producing a model of the dental component; (iv) embedding the model in an investment material; (v) removing the model from the investment material, in particular by heating or burning out, to obtain a negative mold of the model; (vi) inserting a raw material required for manufacturing the dental component into the negative mold; and (vii) producing the dental component in the negative mold in the dental furnace on the basis of the selected, prepared, or suggested program.

Abstract: The present invention relates to a method of manufacturing a dental component, in particular a dental prosthesis or a partial dental prosthesis, by means of a dental furnace, comprising the following steps: (i) additively manufacturing, in particular by means of 3D printing, a model of the dental component from a model material on the basis of a virtual 3D model of the dental component; (ii) embedding the model in an investment material; (iii) removing the model from the investment material, in particular by heating or burning out, to obtain a negative mold of the model; (iv) inserting a raw material required for manufacturing the dental component into the negative mold; (v) producing the dental component in the negative mold; and (vi) removing the negative mold.

Abstract: The present invention relates to a method of manufacturing a dental component, in particular a dental prosthesis or a partial dental prosthesis, by means of a dental furnace, comprising the following steps: (i) producing a model of the dental component; (ii) embedding the model in an investment material; (iii) removing the model from the investment material, in particular by heating or burning out, to obtain a negative mold of the model; (iv) inserting a raw material required for manufacturing the dental component into the negative mold; (v) producing the dental component in the negative mold; and (vi) deflasking the dental component in an at least partly automated manner, in particular by means of a stripping manufacturing process, on the basis of a virtual model of the dental component.

Abstract: A furnace for a dental prosthesis or a partial dental prosthesis, in particular for dental ceramic, comprising a firing chamber which can be heated and in particular can also be evacuated, a control device for controlling the operation of the furnace on the basis of a firing program, which is based on a set of parameter values, and an operator control unit, which is assigned to the control device and is designed to display a representation of the firing program in the form of a firing process curve, wherein the operator control unit can be used in a simplified operating mode in which it displays together with the firing process curve at least one operator control area for adjusting a selected parameter value of the set of parameter values that relates to a prescribed program phase of the firing program, wherein the at least one operator control area is permanently arranged in the area of the displayed firing process curve that corresponds to the prescribed program phase.

Abstract: The invention relates to a thermal element comprising a shaft and a test prod arranged on one end of the shaft. The thermal element comprises a first conductor and a second conductor, which are manufactured from different conductor materials and which are in electrical contact on one contact point provided in the region of the test prod. The first conductor and the second conductor are embedded at least in sections in a material of the shaft. The contact point is additionally or alternatively to the shaft material shielded with respect to the outside space at least in sections by means of a shield formed by a shielding material, wherein the shielding material has a lower diffusion coefficient and/or a higher thermal conductivity than the shaft material.

Abstract: A furnace for a dental prosthesis or a partial dental prosthesis, in particular for dental ceramic, comprising a firing chamber which can be heated and in particular can also be evacuated, a control device for controlling the operation of the furnace on the basis of a firing program, which is based on a set of parameter values, and an operator control unit, which is assigned to the control device and is designed to display a representation of the firing program in the form of a firing process curve, wherein the operator control unit can be used in a simplified operating mode in which it displays together with the firing process curve at least one operator control area for adjusting a selected parameter value of the set of parameter values that relates to a prescribed program phase of the firing program, wherein the at least one operator control area is permanently arranged in the area of the displayed firing process curve that corresponds to the prescribed program phase.

Abstract: The invention relates to a firing furnace for a tooth replacement or tooth prosthesis, with a firing chamber, at least one heating element for heating the firing chamber, a control unit for controlling the operation of the firing furnace, and a housing at least partially surrounding the firing chamber, wherein the firing furnace comprises at least one thermoelectric element for utilizing the waste heat generated by the firing furnace.

Abstract: The invention relates to a thermal element comprising a shaft and a test prod arranged on one end of the shaft. The thermal element comprises a first conductor and a second conductor, which are manufactured from different conductor materials and which are in electrical contact on one contact point provided in the region of the test prod. The first conductor and the second conductor are embedded at least in sections in a material of the shaft. The contact point is additionally or alternatively to the shaft material shielded with respect to the outside space at least in sections by means of a shield formed by a shielding material, wherein the shielding material has a lower diffusion coefficient and/or a higher thermal conductivity than the shaft material.

Abstract: The invention relates to a furnace for firing products to be fired, in particular dental ceramics, comprising a control unit for controlling the furnace. The control unit has a release portion which can be activated be means of an individualized control command, in particular be means of an encoded activation code. The release portion is designed such that one or more firing processes can be carried out in an activated state of the release portion and no firing processes can be carried out in a deactivated state of the release portion.

Abstract: The invention relates to a press furnace for a denture or partial denture, having a combustion chamber in which a press mold, in particular a muffle, having a press channel for the introduction of a ram can be positioned, and a drive for driving the ram, wherein, in order to improve the drive of the press furnace, the drive provided is an electromagnet, the magnetic armature or magnetic coil of which drives the ram.

Abstract: A firing tray for a furnace for dental ceramics having a plate for the placement on it of the firing material, wherein the plate is made as a base for the improvement of the application possibilities and the firing tray has additional wall elements which are designed for the placement on them of a further firing tray for the forming of a stack.

Abstract: An optoelectronic module for emitting monochromatic radiation in the visible wavelength range is specified. The module has a plurality of light emitting diode chips which generate UV radiation. The UV radiation is converted into light in the visible range, for example, into green light, by a wavelength converter. The coupling-out of light from the module is optimized by the use of two selectively reflecting and transmitting filters. This module can be used as a light source in a projection apparatus.

Abstract: The invention relates to a press furnace for a denture or partial denture, having a combustion chamber in which a press mold, in particular a muffle, having a press channel for the introduction of a ram can be positioned, and a drive for driving the ram, wherein, in order to improve the drive of the press furnace, the drive provided is an electromagnet, the magnetic armature or magnetic coil of which drives the ram.

Abstract: The invention relates to a furnace for a dental prosthesis, or a partial dental prosthesis, comprising a furnace chamber, a plurality of heating elements for heating the furnace chamber, and a power connector for connecting the heating elements to a power grid, wherein means for limiting the power consumption of the furnace are provided in order to increase the application possibilities and improve the furnace performance.

Abstract: A light-emitting structure includes a p-doped region for injecting holes and an n-doped region for injecting electrons. At least one InGaN quantum well of a first type and at least one InGaN quantum well of a second type are arranged between the n-doped region and the p-doped region. The InGaN quantum well of the second type has a higher indium content than the InGaN quantum well of the first type.

Abstract: The invention relates to a firing furnace for a tooth replacement or tooth prosthesis, with a firing chamber, at least one heating element for heating the firing chamber, a control unit for controlling the operation of the firing furnace, and a housing at least partially surrounding the firing chamber, wherein the firing furnace comprises at least one thermoelectric element for utilizing the waste heat generated by the firing furnace.

Abstract: The invention relates to a furnace for the firing of dental prostheses or partial dental prostheses having a firing chamber, a heating device for the heating of the firing chamber, a firing tray arranged within the firing chamber during firing and a lifting mechanism for raising and lowering the firing tray. A moving mechanism is additionally provided by which the firing tray can be moved with an open firing chamber between a lifting position and a loading position laterally offset thereto.