Abstract: In a method for passivating the surface of a tinplate using electrolytic deposition of a passivation layer containing chromium oxide/chromium hydroxide on the surface, the electrolytic deposition of the passivation layer is carried out at least partly from an electrolyte solution which contains a trivalent chromium compound, at least one salt for increasing the conductivity and at least one acid or one base for adjusting a desired pH value and is free from organic complexing agents and free from buffering agents. In order to increase the amount of chromium oxide in the passivation layer, after the electrolytic deposition of the passivation layer, the passivated tinplate is subjected to a thermal treatment in which the passivated tinplate is kept at a treatment temperature of 100° C. or more for a treatment time of at least 0.5 seconds.

Abstract: A method for ejecting fluid from a fluid ejector includes actuating a piezoelectric actuator to cause deformation of a membrane defining a wall at a first end of an elongated channel of the fluid ejector, the deformation of the membrane causing ejection of a droplet of fluid from a nozzle disposed at a second end of the channel. The elongated channel fluidically connects a first channel to the nozzle, the first channel disposed at the first end of the elongated channel, and wherein an impedance of the first channel is at least ten times greater than an impedance of the elongated channel. Deformation of the membrane induces fluid flow along the elongated channel, and wherein at least 60% of the fluid flow induced by the deformation of the membrane is in a direction extending from the first end of the elongated channel to the second end of the elongated channel.

Abstract: A fluid ejector includes a nozzle layer, a body, an actuator and a membrane. The body includes a pumping chamber, a return channel, and a first passage fluidically connecting the pumping chamber to an entrance of the nozzle. A second passage fluidically connects the entrance of the nozzle to the return channel. The actuator is configured to cause fluid to flow out of the pumping chamber such that actuation of the actuator causes fluid to be ejected from the nozzle. The membrane is formed across and partially blocks at least one of the first passage, the second passage or the entrance of the nozzle. The membrane has at least one hole therethrough such that in operation of the fluid ejector fluid flows through the at least one hole in the membrane.

Abstract: An optoelectronic sensor is provided that has an image sensor for the detection of image data in its field of view and an aiming device having a light source that is arranged laterally offset from the image sensor and that is configured to generate alignment light and thus a light pattern in the field of view to make the position and/or extent of the field of view in space visible. In this respect, the aiming device has at least one optical metaelement having a metasurface and/or a metamaterial that is arranged and configured such that the optical axes of the image sensor and the aiming device are coaxially superposed.

Abstract: A table device for an interior of a vehicle includes a table element that is positionable from a non-use position into a use position. The table element, secured to a pivot arm in the non-use position, forms a trim element of a center console of the vehicle. The pivot arm is secured to a frame element and the frame element is guided by a guide element through a predefined movement path. The frame element is liftable by a first drive unit through the predefined movement path such that the table element pivots out in part, through a predefined angle, from a housing formed by the center console. The table element is liftable by a second drive unit into the use position.

Abstract: A fluid ejector includes a nozzle layer, a body, an actuator and a membrane. The body includes a pumping chamber, a return channel, and a first passage fluidically connecting the pumping chamber to an entrance of the nozzle. A second passage fluidically connects the entrance of the nozzle to the return channel. The actuator is configured to cause fluid to flow out of the pumping chamber such that actuation of the actuator causes fluid to be ejected from the nozzle. The membrane is formed across and partially blocks at least one of the first passage, the second passage or the entrance of the nozzle. The membrane has at least one hole therethrough such that in operation of the fluid ejector fluid flows through the at least one hole in the membrane.

Abstract: A fluid ejection apparatus includes a plurality of fluid ejectors. Each fluid ejector includes a pumping chamber, and an actuator configured to cause fluid to be ejected from the pumping chamber. The fluid ejection apparatus includes a feed channel fluidically connected to each pumping chamber; and at least one compliant structure formed in a surface of the feed channel. The at least one compliant structure has a lower compliance than the surface of the feed channel.

Abstract: A fluid ejection apparatus includes a plurality of fluid ejectors. Each fluid ejector includes a pumping chamber, and an actuator configured to cause fluid to be ejected from the pumping chamber. The fluid ejection apparatus includes a feed channel fluidically connected to each pumping chamber; and at least one compliant structure formed in a surface of the feed channel. The at least one compliant structure has a lower compliance than the surface of the feed channel.

Abstract: An air nozzle of an air outlet in an interior of a motor vehicle. An operating element is adjustable around an axis of rotation. A kinematics adjustment system has a deflection unit where, via an adjustment of the operating element, a shut-off flap inside the air outlet is displaceable around a flap axis by the kinematics adjustment system. The operating element is disposed on an end of an actuator rod where the actuator rod is displaceable in a direction of extension from an actuating position into a locking position. The axis of rotation of the operating element runs transversely to the flap axis, a rotational movement of the actuator rod is deflectable by the deflection unit into a rotational movement of the shut-off flap, and, by displacing the actuator rod into the locking position, the deflection unit is lockable by applying a spring force to the deflection unit.

Abstract: The present disclosure relates to compact hearing aids, components thereof, and support systems therefor, as well as methods of insertion and removal thereof. The compact hearing aids generally include a sensor, such as a microphone, an actuation mass, an energy source for providing power to the compact hearing aid, a processor, and an actuator enclosed in a housing that is designed to be inserted through the tympanic membrane during a minimally-invasive outpatient procedure. In operation, the microphone receives sound waves and converts the sound waves into electrical signals. A processor then modifies the electrical signals and provides the electrical signals to the actuator. The actuator converts the electrical signals into mechanical motion, which actuates the actuation mass to modulate the velocity or the position of the tympanic membrane.

Abstract: The invention relates to an optoelectronic sensor for distance measurement that comprises a light source that is configured to convert a transmission signal into transmission light and to transmit the transmission light into an environment. The optoelectronic sensor further comprises a light receiver that receives transmission light reflected by objects in the environment as reception light, wherein the light receiver has an optical routing layer, wherein the light receiver has an image sensor comprising a plurality of sensor elements, wherein the sensor elements are configured to convert reception light into reception signals, wherein at least two sensor elements are part of a sensor element group, wherein the routing layer is configured to supply the reception light successively and/or alternately to the sensor elements of the sensor element group. The invention further relates to a method for a corresponding optoelectronic sensor and to a method for manufacturing a corresponding optoelectronic sensor.

Abstract: A storage assembly has at least one storage compartment and a disinfection device, which has at least one light source that emits UV-C radiation and is integrated in the disinfection device. The storage compartment in which the disinfection device is integrated has a covering element and the storage compartment is radiopaque when the covering element is closed. The storage assembly includes a safety device, which detects a state of the covering element using detected signals when activating or deactivating the disinfection device.

Abstract: An apparatus includes a reservoir and a printhead. The printhead includes a support structure including a deformable portion defining at least a top surface of a pumping chamber, a flow path extending from the reservoir to the pumping chamber to transfer fluid from the reservoir to the pumping chamber, and an actuator disposed on the deformable portion of the support structure. A trench is defined in a top surface of the actuator. Application of a voltage to the actuator causes the actuator to deform along the trench, thereby causing deformation of the deformable portion of the support structure to eject a drop of fluid from the pumping chamber.

Abstract: An optoelectronic sensor is provided that has an image sensor for the detection of image data in its field of view and an aiming device having a light source that is arranged laterally offset from the image sensor and that is configured to generate alignment light and thus a light pattern in the field of view to make the position and/or extent of the field of view in space visible. In this respect, the aiming device has at least one optical metaelement having a metasurface and/or a metamaterial that is arranged and configured such that the optical axes of the image sensor and the aiming device are coaxially superposed.

Abstract: The present disclosure relates to compact hearing aids, components thereof, and support systems therefor, as well as methods of insertion and removal thereof. The compact hearing aids generally include a sensor, such as a microphone, an actuation mass, an energy source for providing power to the compact hearing aid, a processor, and an actuator enclosed in a housing that is designed to be inserted through the tympanic membrane during a minimally-invasive outpatient procedure. In operation, the microphone receives sound waves and converts the sound waves into electrical signals. A processor then modifies the electrical signals and provides the electrical signals to the actuator. The actuator converts the electrical signals into mechanical motion, which actuates the actuation mass to modulate the velocity or the position of the tympanic membrane.

Abstract: A vehicle storage compartment includes an integrated disinfection device with at least one light source that emits UV-C radiation. A support for supporting and disinfecting an item has a surface structure that reflects the UV-C radiation from the at least one light source so that the reflected UV-C radiation irradiates a side of the item facing the support.

Abstract: An optoelectronic sensor includes a plurality of light sources for generating transmission light, including at least a first and a second light source. The optoelectronic sensor includes transmission optics for projecting transmission light into the field of view and at least one detector for detecting transmission light reflected by the object. A photonic network has a plurality of irradiation points to each of which transmission light, in particular in each case of exactly one light source, can be supplied. The transmission light exits into the transmission optics and ultimately exits into the field of view. A plurality of irradiation points that are arranged directly next to one another or that are directly adjacent are in this respect configured to irradiate transmission light into partial fields of view, in particular different partial fields of view and/or a plurality of partial fields of view arranged next to one another or are adjacent.

Abstract: An optoelectronic sensor is provided having at least one measurement light source for transmitting at least one measurement light beam in the infrared wavelength range along a transmission beam path into a monitored zone; a light receiver for receiving measurement light beams remitted or reflected from the monitored zone and for generating corresponding received signals; and having a control and evaluation unit for controlling the light receiver and the measurement light source and for evaluating the received signals, The optoelectronic sensor has at least one nonlinear optical element for generating at least one pilot light beam in the visible wavelength range from at least one portion of the measurement light beam.

Abstract: An optoelectronic sensor is provided having at least one measurement light source for transmitting at least one measurement light beam in the infrared wavelength range into a monitored zone; at least one pilot light source for transmitting at least one pilot light beam in the visible wavelength range into the monitored zone; an optical element for the coaxial superposition of the measurement light beam and of the pilot light beam; a light receiver for receiving measurement light beams remitted or reflected from the monitored zone and for generating corresponding received signals; and a control and evaluation unit for controlling the light receiver, the measurement light source, and/or the pilot light source and for evaluating the received signals, wherein the optical element for the coaxial superposition of the measurement light beam and of the pilot light beam has at least one first optical metasurface.

Abstract: The present disclosure relates to compact hearing aids, components thereof, and support systems therefor, as well as methods of insertion and removal thereof. The compact hearing aids generally include a sensor, such as a microphone, an actuation mass, an energy source for providing power to the compact hearing aid, a processor, and an actuator enclosed in a housing that is designed to be inserted through the tympanic membrane during a minimally-invasive outpatient procedure. In operation, the microphone receives sound waves and converts the sound waves into electrical signals. A processor then modifies the electrical signals and provides the electrical signals to the actuator. The actuator converts the electrical signals into mechanical motion, which actuates the actuation mass to modulate the velocity or the position of the tympanic membrane.