Abstract: In various embodiments, a lamp arrangement with a lamp including a base which is able to be inserted into a socket for establishing contact with the lamp, wherein the lamp arrangement has at least one operating element for setting a property of the lamp, wherein the at least one operating element is not accessible when the lamp is being used in the intended manner.

Abstract: An LED arrangement includes a first LED chain having first LEDs; a second LED chain having second LEDs; a circuit arrangement for coupling the first and second LED chains to a supply source; wherein the circuit arrangement is configured such that the first and second LED chains can be coupled to or decoupled from the supply source, wherein the first LED chain can be coupled to the supply source at first points in time and the second LED chain can be coupled to the supply source at second points in time; wherein the circuit arrangement is configured such that, in the case of a coupling of the LED arrangement to the supply source, a current having a first average current intensity through the first LED chain and a current having a second average current intensity through the second LED chain, wherein the LEDs are arranged depending on their current intensities.

Abstract: A method for producing an LED lamp includes a lamp housing wherein at least one carrier circuit board equipped with LEDs is inserted into the lamp housing in such a way that at least a subregion of the lamp housing protrudes beyond the carrier circuit board with a projection, and the projection is at least partially deformed after insertion in such a way that the lamp housing is pressed with the carrier circuit board.

Abstract: An end piece for a retrofit fluorescent lamp may include a housing section open on a first end face and a cover that can close off the first end face, wherein the housing section and the cover can be non-detachably interlocked.

Abstract: An LED lighting device, in particular an LED retrofit lamp, comprising a light-emitting means (2) having at least one LED (16) and a lampholder (1) for accommodating the light-emitting means (2), and at least one elastic element (12), which braces the light-emitting means (2) in the lampholder.

Abstract: An LED lighting device may include an LED support, which is populated with at least one LED on a front side thereof and a rear side of which is fastened to a rest. The front side of the LED support may be overarched by an electrically insulating, light-permeable and diffusely scattering LED cover, and the LED cover may be overarched by a protection cover resting on the support.

Abstract: An LED arrangement includes a first LED chain having first LEDs; a second LED chain having second LEDs; a circuit arrangement for coupling the first and second LED chains to a supply source; wherein the circuit arrangement is configured such that the first and second LED chains can be coupled to or decoupled from the supply source, wherein the first LED chain can be coupled to the supply source at first points in time and the second LED chain can be coupled to the supply source at second points in time; wherein the circuit arrangement is configured such that, in the case of a coupling of the LED arrangement to the supply source, a current having a first average current intensity through the first LED chain and a current having a second average current intensity through the second LED chain, wherein the LEDs are arranged depending on their current intensities.

Abstract: Various embodiments provide a fuse for a light emitting diode fluorescent lamp retrofit lamp, the fuse including a first electrical fuse connecting element for the electrical connection to an electric socket connecting element of a socket of the light emitting diode fluorescent lamp retrofit lamp; and a second electrical fuse connecting element for the electrical connection to a driver of the light emitting diode fluorescent lamp retrofit lamp; wherein the first fuse connecting element is designed as a connecting pin which is provided and equipped for a rigid connection to the socket connecting element.

Abstract: A rod-shaped retrofit lamp may have a mechanical sensing unit, and a current path has a plurality of electrically conductive sub-segments of which a first sub-segment is connected to the associated pin and of which a sub-segment is connected to the lamp's electronics unit, wherein the mechanical sensing unit is elastically pushed in counter to its projection direction from a released condition into an engaged condition and interacting with two current paths in such a way that the respective current path's first and second sub-segment will have been galvanically mutually coupled when the sensing unit is in the engaged condition so that the respective current path will have been closed and associated pin thereby electrically connected to the internal electronics unit.

Abstract: A switch for generating short-term supply-line interruptions during switching-on with contact elements (1, 2, 3, 5, 6, 21, 22, 23) and an actuating element (4) for opening and closing electrical contacts between the contact elements, wherein (1, 2, 3, 5, 6, 21, 22, 23). A first contact element (1, 5, 21) is mounted elastically and, when a contact is closed via the first contact element (1, 5, 21), can be deflected elastically in such a way that the contact, after initial closing, is opened again by the elastic deflection.

Abstract: A method for producing an LED lamp includes a lamp housing wherein at least one carrier circuit board equipped with LEDs is inserted into the lamp housing in such a way that at least a subregion of the lamp housing protrudes beyond the carrier circuit board with a projection, and the projection is at least partially deformed after insertion in such a way that the lamp housing is pressed with the carrier circuit board.

Abstract: A string of lights is provided. The string of lights may include a plurality of light sources, wherein the light sources are integrated into the string of lights and are embedded in a support part of the string of lights.

Abstract: A luminaire may include at least one LED; a solar module; an accumulator; an electronic charger coupled between the solar module and the accumulator; and a drive circuit coupled to the accumulator, for the at least one LED; a fastening device that is configured to fasten the luminaire at an operating location; and an LED holding device that is configured to hold the at least one LED; wherein the luminaire may further include a position varying device that is coupled between the fastening device and the LED holding device and is configured to vary the position of the at least one LED in relation to the fastening device.

Abstract: An LED lighting device may include an LED support, which is populated with at least one LED on a front side thereof and a rear side of which is fastened to a rest. The front side of the LED support may be overarched by an electrically insulating, light-permeable and diffusely scattering LED cover, and the LED cover may be overarched by a protection cover resting on the support.

Abstract: In various embodiments, a lighting device may include at least one current-controlling device and at least two arrangements of at least one monochromatic light source in each case, wherein the light sources of both arrangements have approximately the same light color wherein at least one light source of one arrangement of light sources in each case has an active thermal connection to at least one light source or at least one further arrangement.

Abstract: Various embodiments provide a fuse for a light emitting diode fluorescent lamp retrofit lamp, the fuse including a first electrical fuse connecting element for the electrical connection to an electric socket connecting element of a socket of the light emitting diode fluorescent lamp retrofit lamp; and a second electrical fuse connecting element for the electrical connection to a driver of the light emitting diode fluorescent lamp retrofit lamp; wherein the first fuse connecting element is designed as a connecting pin which is provided and equipped for a rigid connection to the socket connecting element.

Abstract: A circuit arrangement for conversion of an input AC voltage to a DC voltage is provided. The circuit arrangement may include an input into which the input AC voltage is input; an output to which a load can be connected; and a first storage circuit and a second storage circuit, each storage circuit comprising at least one inductance and each comprising at least one capacitance, and a diode network.

Abstract: A rod-shaped retrofit lamp may have a mechanical sensing unit, and a current path has a plurality of electrically conductive sub-segments of which a first sub-segment is connected to the associated pin and of which a sub-segment is connected to the lamp's electronics unit, wherein the mechanical sensing unit is elastically pushed in counter to its projection direction from a released condition into an engaged condition and interacting with two current paths in such a way that the respective current path's first and second sub-segment will have been galvanically mutually coupled when the sensing unit is in the engaged condition so that the respective current path will have been closed and associated pin thereby electrically connected to the internal electronics unit.

Abstract: In various embodiments, a self-ballasted light emitting diode (LED) tube may include an LED lamp body; and an LED driver module; wherein the LED driver module is configured to drive the LED lamp body for lighting; wherein the LED driver module and the LED lamp body are removably connected.

Abstract: An LED lighting device, in particular an LED retrofit lamp, comprising a light-emitting means (2) having at least one LED (16) and a lampholder (1) for accommodating the light-emitting means (2), and at least one elastic element (12), which braces the light-emitting means (2) in the lampholder.