Abstract: A breaker core for use in a casting process includes a disk-shaped breaker core (10) having breaker core body and a through-opening (11) for liquid metal. A ring-shaped frame (12) made from a heat-resistant material is secured to the breaker core (10) and has a netlike webbing (15) tensioned therein. The netlike webbing (15) is made from a fire-proof material and spans the through-opening (11) of the breaker core (10) on an underside of a feeder. The frame (17) is secured with an outer sidewall (17) to the body of the disk-shaped breaker core (10). A plane of the netlike webbing (15) tensioned in the frame (12) is secured with a stepped offset to an upper end of the sidewall (17) facing the feeder, so that the netlike webbing (15) is placed in an area of an underside of the breaker core (10) facing the casting model.

Abstract: A refrigeration appliance has an inner container, which separates at least one storage compartment for refrigerated goods and an evaporator assembly from a surrounding heat insulation layer. A mounting element contains a base plate resting against a wall of the inner container and opposing a broad side of the evaporator assembly and retaining webs which project from the base plate and engage in a form-fit manner in two narrow sides of the evaporator assembly.

Abstract: The present invention relates to compounds of formula(I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as charge transport material and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency and reduced driving voltage of electroluminescent devices.

Abstract: The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

Abstract: An automated storage and retrieval system including at least one autonomous rover for transferring payload within the system and including a communicator, a multilevel storage structure, each level allowing traversal of the at least one autonomous rover, at least one registration station disposed at predetermined locations on each level and being configured to communicate with the communicator to at least receive rover identification information, and a controller in communication with the at least one registration station and configured to receive the at least rover identification information and at least one of register the at least one autonomous rover as being on a level corresponding to a respective one of the at least one registration station or deregister the at least one autonomous rover from the system, where the controller effects induction of the at least one autonomous rover into a predetermined rover space on the level.

Abstract: A compound of the general formula (I), a process for the production of the compound and its use in electronic devices, especially electroluminescent devices. Improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices are provided when the compound of formula I is used as host material for phosphorescent emitters in electroluminescent devices.

Abstract: An automated storage and retrieval system including at least one autonomous rover for transferring payload within the system and including a communicator, a multilevel storage structure, each level allowing traversal of the at least one autonomous rover, at least one registration station disposed at predetermined locations on each level and being configured to communicate with the communicator to at least receive rover identification information, and a controller in communication with the at least one registration station and configured to receive the at least rover identification information and at least one of register the at least one autonomous rover as being on a level corresponding to a respective one of the at least one registration station or deregister the at least one autonomous rover from the system, where the controller effects induction of the at least one autonomous rover into a predetermined rover space on the level.

Abstract: The present invention relates to a process for preparing alkyl methacrylates and their conversion products which can be used in a multitude of chemical synthesis processes which can lead to a wide variety of different further processing products, and to an apparatus for performing this process.

Abstract: A compound of the general formula a process for the production of the compound and its use in electronic devices, especially electroluminescent devices. Improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices are provided when the compound of formula I is used as host material for phosphorescent emitters in electroluminescent devices.

Abstract: A casting flow running system (11) for supplying liquid metal to a mold cavity formed in a casting mold includes a plurality of pipe sections (13) that are connected to one another; at least one ingate pipe (13) for connecting the casting flow runner system (11) with an ingate of a casting model forming the mold cavity; and a frame (15) made of a heat-resistant material disposed on the ingate pipe (13). The frame has a net-like webbing (18) made of a fireproof material tensioned therein and is attached to the ingate pipe (13) such that the netlike webbing (18) at least partially spans a cross section of the ingate pipe (13) and is positioned in a region proximate to a surface of a casting piece formed by filling the mold cavity.

Abstract: A feeder (10) for use in a casting mold includes a feeder body (11) made from an exothermic and/or insulating material. The feeder body has a bottom surface (15) with a feeder opening (16) for connection of the inner cavity (12) of the feeder body (1) with the mold cavity of the casting mold during a casting process. A ring-shaped frame (17) made of a heat-resistant material is secured to the feeder body (11). A netlike webbing (18) made from a fire-resistant material is tensioned within the ring-shaped frame (17). The frame (17) is arranged on the surface (15) of the feeder body (11), such that the netlike webbing (18) is positioned with the feeder (10) formed in the casting mold directly on a surface of a casting piece to be formed during casting.

Abstract: A breaker core for use in a casting process includes a disk-shaped breaker core (10) having breaker core body and a through-opening (11) for liquid metal. A ring-shaped frame (12) made from a heat-resistant material is secured to the breaker core (10) and has a netlike webbing (15) tensioned therein. The netlike webbing (15) is made from a fire-proof material and spans the through-opening (11) of the breaker core (10) on an underside of a feeder. The frame (17) is secured with an outer sidewall (17) to the body of the disk-shaped breaker core (10). A plane of the netlike webbing (15) tensioned in the frame (12) is secured with a stepped offset to an upper end of the sidewall (17) facing the feeder, so that the netlike webbing (15) is placed in an area of an underside of the breaker core (10) facing the casting model.

Abstract: The invention relates to a method for producing a feeder configured for use in a casting mold used for casting metals, wherein the feeder has a feeder body (14) enclosing a feeder cavity (15) and a through opening (19) in its base region (18) for connecting the feeder cavity (15) to the casting mold and the feeder body (14) consists of an exothermic material and is enclosed on its outer side at least in regions by an external shell (27) consisting of insulating refractory material, and wherein the feeder is provided with a feeder foot (20) arranged externally in its base region (18) and having an opening (21) flush with the through opening (19).

Abstract: The present invention relates to metal-carbene complexes comprising a central atom selected from iridium and platinum, and diazabenzimidazolocarbene ligands, to organic light diodes which comprise such complexes, to light-emitting layers comprising at least one such metal-carbene complex, to a device selected from the group comprising illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED and to the use of such a metal-carbene complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.

Abstract: The present invention relates to compounds of formula (I) and their use in electronic devices, especially electroluminescent devices. When used as hole transport material in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.

Abstract: A feeder insert (10) for use in a vertically split casting mold that is used for the casting of metals includes a feeder body (11), which has an internal cavity (12) as feeder volume and which is composed of an exothermic and/or insulating material and which, in the base surface (17) thereof, which faces toward a pattern inserted into the casting mold during production of the casting mold, has a feeder opening (18) for connecting the cavity (12) to the mold cavity of the casting mold, wherein the feeder body (11) is oriented with its longitudinal axis (21), which runs through the feeder opening (18), at an angle with respect to the vertically oriented pattern and so as to be horizontal relative to the pattern, and the volume of the internal cavity (12) is of asymmetrical design with respect to an imaginary parting plane (25) running in or parallel to the longitudinal axis (21), characterized in that the feeder body (11) has an uneven mass distribution with respect to the parting plane (25), with a center of m

Abstract: A method for making casting molds includes the steps of providing a casting model (10) that forms a mold cavity of the casting mold, and positioning at least one lateral feeder system (11) at the casting model (10) or mold cavity. The lateral feeder system (11) has a feeder (12) forming an inner feeder cavity (13) and a feeder cage (14) having a connecting channel (15) to the casting model (10) or the mold cavity. A frame (16) made from a heat-resistant material is mounted in the casting mold between an end of the connecting channel (15) on a casting model-side and the casting model (10) or the mold cavity, the frame (16) having a netlike web mounted and fixed therein. The netlike web is made of a fireproof material and has a through-hole.

Abstract: A system and a method for operating a hydraulic driven work machine including a hydraulic travel motor having a variable displacement is provided, wherein a flow of hydraulic fluid generated by a hydraulic pump is provided to the travel motor and wherein a control valve is provided for controlling the flow of hydraulic fluid from the hydraulic pump to the travel motor. The hydraulic pump is provided with a hydraulic control depending on a load signal generated by the travel control valve and the travel motor is provided with an electric control according to a desired driving behavior.

Abstract: Phenanthro[9,10-b]furan polymers and small molecules for electronic applications. The present invention relates to polymers comprising a repeating unit of the formula (I), (II), (VIII), (IX) and compounds of formula (VIII), or (IX), wherein Y, Y15, Y16 and Y17 are independently of each other a group of formula (I), or (II), and their use as organic semiconductor in organic electronic devices, especially in organic photovoltaics and photodiodes, or in a device containing a diode and/or an organic field effect transistor. The polymers and compounds according to the invention can have excellent solubility in organic solvents and excellent film-forming properties. In addition, high efficiency of energy conversion, excellent field-effect mobility, good on/off current ratios and/or excellent stability can be observed, when the polymers and compounds according to the invention are used in organic field effect transistors, organic photovoltaics (solar cells) and photodiodes.

Abstract: The present invention relates to compounds of formula (I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as electron transport and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.