Osram Gmbh

Osram Gesellschaft MIT Beschraenkter Haftung

Osram Gesellschaft MIT Beschrankter Haftung

Osram Ag

Osram Opto Semiconductors Gmbh

Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh

Siteco Gmbh

Osram S.p.a. - Societa' Riunite Osram Edison Clerici

Alessandro Scordino

Giovanni Scilla

Alessandro Bizzotto

Alberto Alfier

Simon Bobbo

Franco Zanon

Alessandro Brieda

Christian Hacker

Dina Pasqualini

Paolo De Anna

Jan Marfeld

Felix Franck

Thomas Preuschl

Marco Lamonato

Alessandro Maschietto

Francesco Bianco

Alberto Zanotto

Peter Sachsenweger

Nicole Breidenassel

Alessio Griffoni

Simone Capeleto

Sridharan Venk

Stefan Lorenz

Luca Volpato

Lorenzo Roberto Trevisanello

Jens Florian Hockel

Nicola Zanforlin

Filippo Branchetti

Matteo Caldon

Ludwig Nieberle

Julius Muschawek

Giovani Scilla

Fritz Hereth

Philipp Erhard

Francesco Blanco

Matthias Fiegler

Gerald Katzler

Geert Van Der Meer

Alessio Gfiffoni

Alessandro Bizotto

A lighting assembly, comprising: a casing having a bowl-like structure with a bottom wall defining a window opening; a radiation source board with a light radiation source situated opposite said opening so as direct said light radiation outside of the casing; and a driving circuit board for said radiation source, said boards being stacked together without air gaps in between, with said circuit board directed towards said casing.

Lighting assembly

A lighting device includes a laminar support member bendable at bending lines extending in a common direction, the bending lines partitioning the laminar support member in a plurality of stripes. The plurality of stripes includes at least one first stripe with electrically-powered light radiation sources therealong and at least one second stripe free from light radiation sources forming a side wing for the at least one first stripe.

Lighting device with plurality of strips bendable relative to each other and corresponding method

A lighting device may include a light radiation source board carrying at least one electrically powered light radiation source, e.g. a LED source, and a frame-like housing having a window, the board of the light radiation source being arranged in the housing with the light radiation source facing window. A glass cover covering the window is inserted in the housing by sliding along the housing or by tilting against the housing.

Lighting device

A lighting device comprising light radiation sources () arranged in a plurality of cells (CI, CCC) wherein each cell comprises at least one light radiation source, an output screen () for receiving light radiation from said light radiation sources (12), and optical elements () arranged between said cells (CI, CCC) and said screen () so as to convey onto said screen () with a uniformly distributed intensity the light radiation produced by said light radiation sources (), the illumination of said screen () resulting from the superimposition of light radiation individually produced by the cells of said plurality (CI, CCC).

Lighting device and associated method

A lighting device may include a channel-shaped housing having two ends with a main axis of the housing extending between the ends, a pair of mounting fixtures for a pair of light radiation sources within the housing with the light radiation sources radiating light radiation in opposite directions along the main axis, and a pair of reflectors each facing a respective one of the mounting fixtures to receive light radiation along the main axis and reflect it to the outside of the housing.

A lighting device includes a lighting source, e.g. a LED lighting source, arranged between a first and a second component with a coupling structure interposed between the first and the second component to sealingly couple them together. The coupling structure includes at least one layer resiliently deformable to permit relative displacement of the first and second components.

Lighting device and corresponding method of assembly

A method for mounting planar lighting modules on a mounting surface may include: providing on opposite sides of the lighting module fixing indentations opening toward the aforesaid sides, superimposing on said opposite sides of the lighting module stiffening bars having lateral lobes extending into said indentations, and fixing to the mounting surface the stiffening bars superimposed on the opposite sides of the lighting module with the opposite sides of the lighting module sandwiched between the stiffening bars and the mounting surface, whereby the stiffening bars urge the lighting module toward the mounting surface.

Method for mounting lighting modules and equipment therefor

A lighting device for mounting on a mounting surface may include: a planar solid state lighting module having a light emitting region and peripheral holes for fixing members to the mounting surface to extend therethrough, a peripheral gasket extending along the periphery of the lighting module; the gasket having, at the holes of the lighting module, ear-like extensions having a perforation therein, said ear-like extensions extending inwardly of the gasket to align the perforations therein with the holes in the lighting module, a housing which frames the lighting device with the gasket applied onto the lighting module. The housing has apertures aligned with the holes in the lighting module and the perforations in the ear-like extensions of the gasket, as well as a window to expose the light emitting region of the lighting module, with a light permeable screen which sealingly closes said window.

A device for mounting planar lighting sources having a light emitting surface on a substrate includes a frame provided with fixing formations for fixing the frame on the substrate with the planar lighting source sandwiched between the frame and the substrate. The frame has an opening to surround the light emitting surface of said lighting source and is provided with elastic formations to elastically urge the lighting source toward the substrate. The fixing formations include at least one resilient formation to resiliently urge the frame toward the substrate.

Mounting device for lighting sources

A lighting assembly having a base body configured as a heat sink () having a front surface (), a board () carrying a light radiation source () applied on the front surface of the heat sink, and a fixing element () mounted on the front surface of the heat sink with the board arranged therebetween. The fixing element includes a window () which leaves at least partly uncovered the light radiation source, such window having side walls () which surround the light radiation source and spread outward to form a reflector for the light radiation.

A lighting assembly () comprising: a casing () having a bowl-like structure with a bottom wall (a) defining a window opening (), and joined to said casing (), a stack of elements comprising: a light radiation source () situated opposite said opening () so as to direct said light radiation towards the outside of the casing (); and a driving circuit board () for said radiation source ().

Lighting device with bowl-like casing

Provide a plurality of lighting modules. Connect together a plurality of the lighting modules for forming a series of lighting modules. Cut the series of lighting modules into lighting devices having a lighting module. Interconnection elements of the last lighting module of each lighting device are cut along their transverse axes. Each lighting module includes a first set of contacts placed at a first end of said lighting module and a second set of contacts placed in corresponding positions at a second end of said lighting module. Each lighting module is connected to the next lighting module by means of interconnection elements which connect the first set of contacts of each lighting module to the second set of contacts of the next lighting module. Interconnection elements include a base plate and a hollow portion in order to form female connectors when said interconnection elements are cut along their transverse axis.

Method of producing a lighting device, and a corresponding lighting device

An optoelectronic modulehaving at least a firstA and a secondB radiation-emitting source and a first optical elementincluding a cavitywherein the surfaceA of the cavityis able to reflect the radiationA,B of the at least two radiation sources. An outletin the optical elementis provided for coupling radiation out of the cavity, wherein the radiation emitted by the radiation sourcesA,B is reflected by the surfaceA of the cavity resulting in a mixing of the radiation.

Optoelectronic module and lighting device including the optoelectronic module

A light source comprises a light-emitting device to emit electromagnetic radiation from an emitting surface and an optical element having a light input surface, a light output surface and side surfaces connecting the light input surface to the light output surface. The light input surface is located in the optical path of the light-emitting device, the electromagnetic radiation entering the optical element through the light input surface, and the light input surface has a concave curvature and an area being smaller than the area of the light output surface.

Light source

In various embodiments, a device for dimming a light source is provided. The device may include a two-wire power supply line having interposed therein a switch for controlling transfer of the power supply towards the light source; a capacitance located downstream of the switch being traversed by a charge current as the switch is switched on; and a pre-charge stage interposed between the switch and the capacitance; the pre-charge stage being configured to limit to a given value the charge current.

Device and method for dimming light sources

Growing community of inventors

Dolo, Italy

Alessandro Scordino