Luminaire tub for forming a luminaire housing Circuit arrangement and method for operating a light source Arrangement for fading out the light output Optical element with electronic element Method and device for fastening an elongate structural unit to a mounting rail arrangement Presence detection with presence prediction Arrangement for general lighting and method for controlling such Mobile radiant heater Apparatus for training and rehabilitation Milking robot with cylinders Method and devices for communication between LED module and LED converter Adaptive analog-to-digital converter circuit A capsule, a system for preparing a drinkable beverage from such a capsule and use of such a capsule Room fan made of pine wood Oblong light band element Connection head for a filter cartridge and filter cartridge disperser LED control with superimposed high-frequency and low-frequency pulses Shower partition with magnetic guide element Method of operating a drive train and drive train Clamping profile for a windowsill and windowsill closure Method for determining and / or estimating a path-related property that influences locomotion on the Device for stopping and / or locking rail vehicles on a railway track Device for easy reeling of a cable Protection circuit for operating devices Interior navigation via sound LED board for luminaire, production method for such an LED board and luminaire Devices, systems and methods for testing traffic accident prevention technology Arrangement for operating bulbs Operating circuit for supplying a light source, LED converter, system and method for operating an op Addressing procedure for building technology device bus users Synchronization of transmission nodes Multi-sided contacting of a busbar Decentralized logging of operating states of building technology components Product display cabinet Operating device for operating light bulbs Inductance with local cooling lamp lights frame Power supply means Optical element and arrangement for emitting light with an optical element Optical element for several LEDs, as well as arrangement for light emission Variable luggage, preferably of the backpack type Luminaire for forming a light line Fastener for connection between an LED board and a luminaire component DEVICE FOR COOLING A FIBERWORK Damp-proof luminaire in tub design Device for heating and cooling a room Lighting system with presence detection of persons Techniques for implementing a specific light characteristic screening machine Lighting system with voice control Two-roll continuous casting table corner rolling mill with inclined rolls concrete mix Temperature control device for a battery system Apparatus for use in creating a shower area and shower area with such a device Hydraulic implement Mounting profile for an electrically operated roller blind arrangement Bulb converter and light bulb module with two-wire communication Heating device with a holding device for receiving a control unit Heating device with a holding device for receiving a control unit Structural elements, housing structure and heating device Holding device for a heating device, as well as heating device with such a holding device Heating device, as well as method for mounting a heater Heating device with a holding device for receiving a control unit Switched AC direct driver for LEDs Operating device with detection of the elimination of the supply voltage Piece of wood splitters LED chain Handblasgerät System for storing and retrieving personal emergency information by means of an SOS badge, in partic Saddle Tiefladeanhänger Processing line for the production of a punching structure as well as processing line assortment floor lamp Trunking system with several controllable light band modules lighting device lights optics Cover for a lighting system, arrangement with such a cover, as well as lighting system subject bar PFC circuit with voltage-dependent signal feed Canopy device Sewer shaft with cover, with height and angle alignment Refrigerated counter with inclined goods presentation area Lamp with solar cells Mobile communication device with a user interface representation depending on a parameter detected a Modular control gear housing for different degrees of protection Mounting device for mounting mounting rails for luminaires Plug-in suspension and spacer Pulper rotor and pulper Additive refractory metal component, additive manufacturing process and powder Additive refractory metal component, additive manufacturing process and powder Trunking system luminaire with reflector, trunking system and optical lens element Optical system and arrangement for emitting light lighting device monitor Operating circuit for lamps with PFC control unit Clocked converter for dimmable bulbs with dynamically adjustable filter Method of operating devices in a lighting system Device for operating bulbs METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT FOR STATE MONITORING OF A CONSISTENT ELEMENT MOVING IN A