Abstract: The application relates to an ultrasonic transducer comprising a carrier with conductor traces and a piezoelectric element with electrodes, wherein the piezoelectric element has a contact side which is fixed on the carrier, and wherein the conductor traces and the electrodes are electrically coupled via the contact side of the element.

Abstract: In an embodiment a device includes a thermoelectric component, an electrode arranged opposite the thermoelectric component and a high voltage source configured to generate a high voltage between the thermoelectric component and the electrode sufficient to ignite a dielectric barrier discharge.

Abstract: An electric component with a fail safe element is disclosed. In an embodiment a component includes a functional element and a fail safe element electrically interconnected therewith, wherein the fail safe element is configured to ensure a minimum resistance or a minimum conductivity of the component in the event of a failure of the functional element.

Abstract: An electrical circuit and a method for using the electrical circuit are disclosed. In an embodiment an electrical circuit includes an energy transducer, an energy storage system, a first terminal and a second terminal, wherein the energy transducer is electrically coupled with the first and second terminals, wherein the energy storage system is electrically coupled with the first and second terminals, wherein the energy transducer is configured to charge the energy storage system at discrete time intervals, wherein the energy storage system is configured to provide energy continuously, wherein the energy transducer includes a solar cell, and wherein the energy storage system includes a solid-state storage battery.

Abstract: An electronic device is disclosed. In an embodiment an electronic device includes at least one first carrier and at least one semiconductor chip, wherein the first carrier has a cavity in which the semiconductor chip is arranged.

Abstract: A sensor (1) which consists of a first electrode (3a), a ferroelectric layer (2) and a second electrode (3b) is described. The second electrode (3b) is connected to ground and the ferroelectric layer (2) is arranged between the first and second electrodes (3a, 3b).

Abstract: In an embodiment a device includes a first housing in which a piezoelectric transformer is arranged and a second housing in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the piezoelectric transformer is configured to ionize a process medium, and wherein the device is configured to provide a circulating air operation so that the process medium is guided from the piezoelectric transformer through a catalytic converter and then back to the piezoelectric transformer and generate a non-thermal atmospheric pressure plasma.

Abstract: A device for producing a non-thermal atmospheric pressure plasma and an active space including such a device are disclosed. In an embodiment a device includes a first housing, in which a piezoelectric transformer is arranged and a second housing, in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the first housing comprises a coating configured to eradicate irritant gases.

Abstract: A device (1) comprising an electro-ceramic component (2) which has a first electrical contact (3A), provided on a first side face (2A) of the electro-ceramic component (2) in the excitation zone (11), and a second electrical contact (3B) provided on a second side face (2B) of the electro-ceramic component (2). A sealing compound (20) is placed around the electro-ceramic component (2) so that the first electrical contact (3A) and the second electrical contact (3B) are covered by the sealing compound (20) and a free end (26) of a section (24) of the high-voltage zone (12) of the electro-ceramic component (2) projects beyond a free end (22) of the sealing compound (20).

Abstract: A device for generating a non-thermal atmospheric pressure plasma is disclosed. In an embodiment a device includes a first piezoelectric transformer configured to ignite a non-thermal atmospheric pressure plasma in a process medium and a control circuit configured to apply an input voltage to the first piezoelectric transformer and to perform a modulation of the input voltage such that the first piezoelectric transformer generates an acoustic signal as a result of the modulation.

Abstract: An electronic device is disclosed. In an embodiment an electronic device includes at least one first carrier and at least one semiconductor chip, wherein the first carrier has a cavity in which the semiconductor chip is arranged.

Abstract: An electrical circuit and a method for using the electrical circuit are disclosed. In an embodiment an electrical circuit includes an energy transducer, an energy storage system, a first terminal and a second terminal, wherein the energy transducer is electrically coupled with the first and second terminals, wherein the energy storage system is electrically coupled with the first and second terminals, wherein the energy transducer is configured to charge the energy storage system at discrete time intervals, wherein the energy storage system is configured to provide energy continuously, wherein the energy transducer includes a solar cell, and wherein the energy storage system includes a solid-state storage battery.

Abstract: An electric component with a fail safe element is disclosed. In an embodiment a component includes a functional element and a fail safe element electrically interconnected therewith, wherein the fail safe element is configured to ensure a minimum resistance or a minimum conductivity of the component in the event of a failure of the functional element.

Abstract: A device for generating a non-thermal atmospheric pressure plasma is disclosed. In an embodiment a device includes a first piezoelectric transformer configured to ignite a non-thermal atmospheric pressure plasma in a process medium and a control circuit configured to apply an input voltage to the first piezoelectric transformer and to perform a modulation of the input voltage such that the first piezoelectric transformer generates an acoustic signal as a result of the modulation.

Abstract: A device for producing a non-thermal atmospheric pressure plasma and an active space including such a device are disclosed. In an embodiment a device includes a first housing, in which a piezoelectric transformer is arranged and a second housing, in which a control circuit is arranged, the control circuit configured to apply an input voltage to the piezoelectric transformer, wherein the first housing comprises a coating configured to eradicate irritant gases.

Abstract: A flexible tube (1) has mutually parallel ring-shaped flutes, end connectors (2) and longitudinal support cables (4, 5, 102) which hold said connectors against changes in axial spacing, and are rigidly joined to the connectors in the direction of pull and/or pressure, and against which the tube is at least indirectly braced. The longitudinal cables are held on the tube by rings (104) that ensure the radial relative position between tube (1) and cables (4, 5, 102) and hold the cables while the tube (1) is guided along these rings via the cables. The rings are formed by two ring segments, each of which has a hole (109) at the respective segment end to retain the cables therein.

Abstract: A mobile track leveling and lining machine comprises a frame and a track lifting and lining device which comprises a rigid tool carrier including a pulling member rigidly connected to the carrier, the pulling member having a free end linked to the frame, and two track lifting tools associated with each track rail and spacedly mounted on the tool carrier. A single pair of flanged wheels arranged between the two track lifting tools serves as lining tools and mounts the tool carrier on a common axle for mobility on the track rails. A power-actuated lifting drive is associated with each track rail and links an end of the tool carrier opposite to the frame end for pivotal movement in all directions to the frame, the lifting drives being arranged to lift the track vertically, and a power-actuated lining drive links the tool carrier to the frame and is arranged to move the track in a transverse direction.

Abstract: A mobile track tamping, leveling and lining machine comprises a machine frame, a vertically adjustable tool carrier guided along the track, track lining and lifting tools mounted on the carrier and engageable with the track rails, and power drives linking the tool carrier to the machine frame. The power drive includes a lining jack linking the tool carrier to the machine frame and extending substantially vertically above the lining tools and the tool carrier, and a force-transmitting lever extends in a vertical plane and is operable to reciprocate transversely to the track. The lever connects the lining jack to the tool carrier.