Abstract: A conductor terminal with at least one spring-loaded terminal connection, which includes at least one clip spring, wherein the at least one clip spring has a contact leg, a clip spring arc adjoining the contact leg and a clamping leg adjoining the clip spring arc, wherein the contact leg is arranged in the conductor terminal for fixing the clip spring and the clamping leg is arranged for clamping an electrical conductor at a clamping point, wherein in an arcuate portion comprising the clip spring arc and areas of the contact leg and the clamping leg adjacent to the clip spring arc, the clip spring includes a spring insert having a force effect which spreads the clamping leg apart from the contact leg, wherein the spring insert has a first and a second leg and a spring insert arc that connects the first leg with the second leg.

Abstract: A description is given of the use of a refractory coating composition having a solids fraction of more than 69 wt %, based on the total mass of the coating composition, and also having a loss on ignition of less than 0.6 wt %, based on the total mass of the solids fraction of the coating composition, for producing a refractory coating on the inner walls of a centrifugal casting mold by means of a spray application. Further described is a method for producing a centrifugal casting mold provided on its inner walls with a refractory coating, for use in the centrifugal casting process, and also a method for producing a casting in the centrifugal casting process, preferably having a structured surface. Also described is a centrifugal casting mold for use in the centrifugal casting process, having a refractory coating on the inner walls of the centrifugal casting mold.

Abstract: The invention relates to a refractory coating composition for producing mold coatings on non-permanent molds or on cores for the casting of iron and steel, comprising a) an alkali metal salt or alkaline earth metal salt of carbonic acid and/or an alkali metal salt or alkaline earth metal salt of diphosphoric acid, b) a carrier liquid and c) refractory materials.

Abstract: What is described is the use of a composition containing one or more formaldehyde scavengers for production of a coating on a main body of a mold or core for metal casting that emits formaldehyde when heated, wherein the coating forms a surface of the mold or core that comes into contact with a metal melt in the casting operation.

Abstract: The present invention relates to liquid-crystalline media (LC media) having negative or positive dielectric anisotropy comprising self-aligning mesogens (SAMs) which effect homeotropic (vertical) alignment of the LC media at a surface or the cell walls of a liquid-crystal display (LC display). The invention therefore also encompasses LC displays having homeotropic alignment of the liquid-crystalline medium (LC medium) without conventional imide alignment layers. The LC media may be supplemented by a polymerisable or polymerised component, which serves for stabilisation of the alignment, for adjustment of the tilt angle and/or as passivation layer.

Abstract: A module having an input configured to connect a sensor and having an indicator configured to optically indicate a physical state of the sensor. The module is configured to transmit a logical signal associated with the physical state or an inverted logical signal of the sensor to a higher-level unit and to receive a control value from the higher-level unit. The module is configured to evaluate the control value and to determine, on the basis of the control value, whether the value of the logical sensor signal or the inverted logical sensor signal is to be used for the optical indication of the physical state of the sensor.

Abstract: Described are a composition comprising furfuryl silicates and furfuryl alcohol, especially for use as acid-curable binder, and processes for producing such a composition.

Abstract: A process (i) for producing a metal casting or (ii) for producing a cured shaped part for use in the casting of metallic castings is described. Furthermore, the use of an aliphatic polymer which comprises structural units containing hydroxy groups and has been crosslinked by etherification as binder of a shaped part for use in the casting of metallic castings is described. A shaped part for use in the casting of metallic castings, comprising at least one base mould material and a cured binder comprising or consisting of an aliphatic polymer which comprises structural units containing hydroxy groups and has been crosslinked by etherification, is likewise described. In addition, a cured shaped part which is producible by a process according to the invention and also a mould material mixture for use in the process of the invention are described.

Abstract: The invention concerns a process for the production of a circuit carrier (1) equipped with at least one surface-mount LED (SMD-LED), wherein the at least one SMD-LED (2) is positioned in oriented relationship to one or more reference points (3) of the circuit carrier (1) on the circuit carrier (1), wherein the position of a light-emitting region (4) of the at least one SMD-LED (2) is optically detected in the SMD-LED (2) and the at least one SMD-LED (2) is mounted to the circuit carrier (1) in dependence on the detected position of the light-emitting region (4) of the at least one SMD-LED (2), and such a circuit carrier (1).

Abstract: A description is given of a method for producing a molding material mixture or for producing a molding material mixture and a molding therefrom, preferably casting molds or cores, for use in the foundry industry, where the molding material mixture comprises a mold base material and a solution or dispersion comprising lithium-containing waterglass, comprising the following steps: (1) producing or providing a kit at least comprising as separate components: (K1) an aqueous solution or dispersion comprising waterglass and (K2a) a first waterglass-free solution or dispersion comprising lithium ions in solution in water, and also preferably (K2b) a second waterglass-free solution or dispersion, preferably comprising lithium ions in solution in water with a lower concentration than in component (K2a), and thereafter (2) producing a mixture of the mold base material with a fraction of component (K1) and with a fraction of component (K2a), and also optionally with a fraction of component (K2b).

Abstract: A system having a first data processing unit and a second data processing unit, wherein the first data processing unit has a first communication interface and the second data processing unit has a second communication interface, and the first communication interface and the second communication interface are connected by means of a signal line, and a monitoring unit, which is set up and provided for the purpose of resetting the first data processing unit and/or the second data processing unit to a defined operational state by means of a reset signal. The monitoring unit is connected to the signal line and provided to monitor a signal, which signals a phase of data transmission between the first communication interface and the second communication interface using a predetermined voltage level of the signal.

Abstract: What are described is a process for producing casting molds, cores and mold base materials regenerated therefrom, a mixture for combination with a solution or dispersion comprising waterglass for production of casting molds and/or cores, a molding material mixture, a mold base material mixture, and a casting mold or a core. What is also described is the corresponding use of an amount of particulate sheet silicates having a d90 of less than 45 ?m or a corresponding mixture as additive for production of a molding material mixture comprising waterglass and particulate amorphous silicon dioxide, which is cured by chemical reaction of constituents of the molding material mixture with one another, in the production of a casting mold or a core, to facilitate the breakdown and/or to increase the regeneratability of the casting mold or core.

Abstract: The present disclosure describes systems and methods that include calculating one or more lower bound state-action values based on a corrupted observation and a predetermined perturbation parameter; and selecting an action corresponding to a lower bound state-action value having the highest value.

Abstract: A sensor device for a terminal block arrangement, wherein the sensor device comprises at least one sensor for measuring a physical quantity of the terminal block arrangement or at least one terminal block of the terminal block arrangement.

Abstract: A method for producing a feeder element is described. The method includes (a) producing composite particles having a particle size of less than 2 mm in a matrix encapsulation method with the following steps: (a1) producing droplets of a suspension from at least (i) one or more refractory substances, (ii) one or more of fillers having a bulk density in the range from 10 to 350 g/L, expandants, and pyrolysable fillers, (iii) as continuous phase, a solidifiable liquid, (a2) solidifying the droplets with the refractory substance(s) and density-reducing substance(s) are encapsulated therein, (a3) treating the hardened droplets to form composite particles, (b) mixing the composite particles with a binder and, optionally, further constituents to give a feeder composition, (c) shaping and curing the feeder composition to give a feeder element. Also described are a method for producing refractory composite particles and the use of the composite particles.

Abstract: The invention relates to an item of seating furniture, which comprises at least one seat (1,21) in the manner of a seat pedestal (1) or in the manner of a stool and also at least one seat cushion (5). The seat has a hard core (22) and a soft outer layer (23-26), wherein the hard core is preferably composed of at least one hard foam plastic and the outer layer is preferably composed of at least one soft foam plastic. The seat cushion has a filling of microspheres composed of hard foam plastic and having a diameter of less than 2 mm.

Abstract: The invention relates to a method and an apparatus for the direct determination of spatial dimensions of a light beam with high precision and short measuring period, which are also suitable for the measuring of laser beams with high power in the range of the beam focus. For this purpose, an apparatus is proposed that includes a beam scanner, at least one light sensor, a movement device for the execution of a relative movement between the light beam and the beam scanner, and a device for the signal recording of a temporally variable signal of the light sensor. The beam scanner comprises at least one scanning body with at least three sampling areas, which extends along sampling lines. The sampling areas are configured for the extraction of linear or strip-shaped light samples from a cross-section of the light beam. Several scanning surfaces are defined by the sampling lines of the sampling areas, each spanned by a movement vector of the relative movement.

Abstract: A delivery device for delivering a fluid medium having a delivery drive, a pump device and a scoop device. The delivery drive is arranged at a first end of a pipe, and the pump device and the scoop device are arranged inside the pipe. The scoop device includes a foot valve, which is arranged at a second end of the pipe and controls an inlet for an inflow of medium into a piston chamber. A piston, which sub-divides the piston chamber into an inflow area and a discharge area, is arranged in the piston chamber. The inflow area and the discharge area are or can be connected via the piston, and the piston, via a piston rod, is movable between a retracted position and an extended position inside the piston chamber by the delivery drive.

Abstract: A procedure for changing, in particular for updating a control program of an input/output module (I/O module), wherein the I/O module is attached side-by-side to a head station of a modular fieldbus node, said procedure comprising transferring data describing the change from the head station via a local bus to the I/O module, wherein the local bus connects the head station to the I/O module, checking the compatibility of the I/O module with the change by the I/O module, and transferring feedback, based on the checked compatibility of the I/O module, from the I/O module via the local bus to the head station; a correspondingly configured I/O module is also presented.