Abstract: A system is provided having a superconductive cable (KA) which consists of a superconductive inner conductor (1), a screen arranged concentrically therewith and a dielectric applied (3) between the inner conductor and the screen. The screen (S) is constructed from a superconductive part (4) and a part (5) consisting of an electrically highly conductive material enclosing the latter, and in which the screen is enclosed with the inclusion of an intermediate space (9), used for feeding a liquid refrigerant through, by a cryostat (KR) which consists of two stainless steel tubes (6, 7) extending concentrically with one another and separated from one another by an intermediate space (8).

Abstract: The invention relates to the production of novel proteins exhibiting bonding activity for certain ligands, the so-called anticalins. To this end, the structure of peptides of the lipocalin family is modified by amino acid replacement in their natural ligand binding pocket using generic engineering methods. A like immunoglobulin, the anticalin thus obtained can be used to identify or bond molecular structures.

Abstract: A method is disclosed for electrically conductively connecting two superconductive cables. The ends of the two cables are arranged next to each other and parallel to one another, in such a way that their free ends point in the opposite direction, and their conductors are located at least approximately on the same level next to each other. Two conductors of the two cables are electrically conductively connected to each other through electrical contact elements (10, 11, 12). The screens (6) of the two cables (1, 2) are connected through by separate contact elements (13, 14, 15) and the two cable ends are treated in this manner for constructing a transmission length for electrical energy are arranged jointly in a housing (16) of a cryostat so that during operation of the transmission length, a flowable cooling agent with electrically insulating properties flows through a housing (16) of a cryostat.

Abstract: The invention relates to a method for sending messages in an energy self-sufficient radio system, wherein an electric power for the radio system is provided by an energy converter that converts nonelectrical primary energy from the environment into electric power. The method comprises the steps of storage of at least two transmission channels in the radio system, presetting of a transmission unit of the radio system to a preferred stored transmission channel, checking of a use of the preferred transmission channel by other radio systems and if necessary changing from the preferred transmission channel to another stored transmission channel if the preferred transmission channel is in use, and sending of a predetermined radio message by the transmission unit on the preferred or the other transmission channel.

Abstract: A method for transferring the drive torque from the wheels having a low traction to the wheels having a higher traction, the method being configured for vehicles in which not all driven wheels are equipped with a rotational speed sensor. In order to be able to perform a starting aid function, it is provided to measure the rotational speed of the cardan shaft and to put it in relation to the wheel rotational speed of at least one wheel which has a rotational speed sensor. If the deviation between the cardan shaft rotational speed and the measured wheel rotational speed is too high, at least one of the wheels, which does not have a rotational speed sensor, is braked automatically so that the vehicle is able to start.

Abstract: A method of electrically conductively connecting two superconductive cables includes freeing the conductors and screens of surrounding layers at the ends of the two cables. Subsequently, the ends of the two cables (1, 2) are placed next o each other and parallel to one another in such a way that their free ends point, in the same direction, and the ends are rigidly connected to one another in this position. The conductors and their screens are electrically conductively connected to each other through electrical contact elements (8, 9) extending transversely of the axial direction. and the two cable ends treated in this manner are arranged in a housing (10) of a cryostat when building up the transmission length which, during operation of the transmission length, a flowable cooling agent with insulating properties flows through the housing.

Abstract: A clamp for securing a tubular or hose-shaped object on a support. The clamp includes a clamp jacket having first and second ends, wherein a first leg protrudes from the first end of the clamp jacket and a second leg projects from the second end of the clamp jacket. The first leg has a lug which in the open state protrudes in the direction of the second leg. The second leg includes a fastening section which can be inserted into a gap between the lug and a neighboring portion of the first leg located opposite the lug, wherein, in the closed state of the clamp, the lug is plastically deformed toward the outer side of the fastening section facing away from the first leg.

Abstract: A receiver device, A system and a method for reception of a signal having an amplitude that has been modulated with information, wherein a resistive element is provided that converts an electrical quantity into a physical parameter.

Abstract: A magnetic drum separator (2), with a drum (6) rotatable about a rotational axis (4), a magnet arrangement (10) of a plurality of magnets (12) arranged in the interior (8) of the drum (6), a separation zone (18) in the exterior space (14) of the drum (6); a feed material (22) flows through the separation zone (18) and is there separable with the aid of a magnetic field (26) generated by the magnet arrangement (10), into a waste stream (30) and a recyclable material stream (28). A relative position (R) of at least one of the magnets (12) relative to the rotational axis (4) can be varied. A nominal magnitude (S) for a process value (78) on the drum separator (2) that is influenced by the separation behavior (32) is specified. At least one measurement device (74) detects an actual magnitude (I) of the process value (78), and a controller (82), which changes the relative position (R) of the at least one of the magnets (12), whereby the actual magnitude (I) is controlled to approach the nominal magnitude (S).

Abstract: The invention relates to a system and a method with at least one presence detector, wherein the presence detector has a radio transmitter. The system further comprises at least one radio receiver that is constructed in such a manner as to receive and evaluate signals of the presence detector transmitted via radio. The radio receiver further comprises at least one device that acts on downstream units as a function of the evaluation result.

Abstract: A transmission system is provided with a superconductive cable having three phase conductors and a cryostat, surrounding the phase conductors, and encasing a hollow space, for conducting a cooling agent. For the three phase conductors, a common neutral conductor is provided, being made of electrically normally conducting material, carried out as insulating round conductor and placed outside the cryostat and next to it. The cryostat is made of a circumferentially enclosed, thermally insulated sheath.

Abstract: A method is disclosed for electrically conductively connecting two superconductive cables. The ends of the two cables are arranged next to each other and parallel to one another, in such a way that their free ends point in the opposite direction, and their conductors are located at least approximately on the same level next to each other. Two conductors of the two cables are electrically conductively connected to each other through electrical contact elements (10, 11, 12). The screens (6) of the two cables (1, 2) are connected through by separate contact elements (13, 14, 15) and the two cable ends are treated in this manner for constructing a transmission length for electrical energy are arranged jointly in a housing (16) of a cryostat so that during operation of the transmission length, a flowable cooling agent with electrically insulating properties flows through a housing (16) of a cryostat.

Abstract: An arrangement with at least one superconductive cable (4) and a first cryostat (K1) surrounding the cable. A second cryostat (K2) is formed around the first cryostat (K1) coaxially with and at a distance from the first cryostat (K1) for conducting a second cooling agent therethrough. The second cryostat (K2) is composed of two pipes (12, 13) which are arranged coaxially and at a distance from each other and, where a thermal insulation (14) is enclosed between the pipes, and where during operation of the arrangement a liquefied gas, having a temperature of 112K or less, is conducted through the cryostat (K2).

Abstract: A method of electrically conductively connecting two superconductive cables includes freeing the conductors and screens of surrounding layers at the ends of the two cables. Subsequently, the ends of the two cables (1, 2) are placed next o each other and parallel to one another in such a way that their free ends point, in the same direction, and the ends are rigidly connected to one another in this position. The conductors and their screens are electrically conductively connected to each other through electrical contact elements (8, 9) extending transversely of the axial direction. and the two cable ends treated in this manner are arranged in a housing (10) of a cryostat when building up the transmission length which, during operation of the transmission length, a flowable cooling agent with insulating properties flows through the housing.

Abstract: The energy self-sufficient radiofrequency transmitter has at least one electromechanical transducer with a rectifier circuit connected downstream and with a voltage converter circuit. A logic circuit configuration is connected to the voltage converter circuit. The logic circuit configuration has a sequence controller a memory in which an identification code is stored. The energy self-sufficient radiofrequency transmitter also has a radiofrequency transmission stage that is connected to the logic circuit configuration and a transmission antenna.

Abstract: An anchor fitted with a self-tapping thread and an anchor rod, whereby at least one axially oriented feed channel for a curable compound is arranged in the anchor rod. A head element on which the self-tapping thread is arranged is fastened to a first end of the anchor rod.

Abstract: A magnetic drum separator (2), with a drum (6) rotatable about a rotational axis (4), a magnet arrangement (10) of a plurality of magnets (12) arranged in the interior (8) of the drum (6), a separation zone (18) in the exterior space (14) of the drum (6); a feed material (22) flows through the separation zone (18) and is there separable with the aid of a magnetic field (26) generated by the magnet arrangement (10), into a waste stream (30) and a recyclable material stream (28). A relative position (R) of at least one of the magnets (12) relative to the rotational axis (4) can be varied. A nominal magnitude (S) for a process value (78) on the drum separator (2) that is influenced by the separation behavior (32) is specified. At least one measurement device (74) detects an actual magnitude (I) of the process value (78), and a controller (82), which changes the relative position (R) of the at least one of the magnets (12), whereby the actual magnitude (I) is controlled to approach the nominal magnitude (S).

Abstract: A device for the wire-free determination of a position of a mechanical force-transmitting device, having at least one storage device for storing electrical energy, at least one sensor element which detects the position and is monitored by at least one sensor electronic unit, including at least one radio transmitter, and at least one photovoltaic energy supply device supplying the storage device with electrical energy.

Abstract: An electromagnetic energy transducer configured to convert mechanical energy into electrical energy comprises two magnetic elements including a permanent magnetic element and a soft-magnetic element and an electrical coil. The permanent magnetic element and the soft-magnetic element are arranged to form a magnetic circuit and one of the two magnetic elements is movable in relation to the other of the two magnetic elements. The electrical coil surrounds a part of the soft magnetic element. The movable magnetic element is held in a first position by a spring force and moved into a second position by applying an external mechanical force exceeding the spring force, and at the first position the magnetic flux within the soft magnetic element is different than the flux at the second position.

Abstract: The invention relates to a system and a method with at least one presence detector, wherein the presence detector has a radio transmitter. The system further comprises at least one radio receiver that is constructed in such a manner as to receive and evaluate signals of the presence detector transmitted via radio. The radio receiver further comprises at least one device that acts on downstream units as a function of the evaluation result.