Koninklijke Philips Corporation N.v.

Signify Holding B.v.

Philips Lighting Holding B.v.

Koninklijke Philips Electronics N.v.

Theodoor Cornelis Treurniet

Simon Eme Kadijk

Yan Xiong

Robert Zou

Howard Jiang

Aldo Tralli

Cornelia Titia Staats

Johannes Petrus Maria Ansems

Ralph Kurt

Vincent Stefan David Gielen

Erik Paul Boonekamp

Marc Andre De Samber

Christoph Gerard August Hoelen

Antonius Adrianus Maria Marinus

Martinus Petrus Creusen

Aldegonda Lucia Weijers

Berend Jan Willem Ter Weeme

Robertus Leonardus Tousain

Ralph Hubert Peters

Mark Johannes Antonius Verhoeven

Wouter Petrus Kaandorp

Henricus Marie Peeters

Bastiaan Uitbeijerse

Marco Van As

Theodorus Gerardus Marinus Maria Kappen

Jacob Cornelis Paul Den Dulk

Harald Willwohl

Mark Eduard Johan Sipkes

Koen Van Os

Daniël Anton Benoy

Bas Fleskens

Sait Izmit

Johannes Alexander Rebergen

Johannes P M Ansems

Albert Bijlsma

Guangliang Guo

Susanne Lina Goldbach

Vincent S D Gielen

Martijn Evert Paul Jansen

Annemarie Paulien Buddemeijer-Lock

Lihua Lin

Jacobus Wilhelmus Vallen

Antonius Constant Johanna Cornelis Van Den Ackerveken

Peter Adrianus Albert Kemps

Antonius A M Marinus

Berend J W Ter Weeme

Theodorus Maria Hendriks

Petrus Johannes Maria Van Os

Jean-Luc Constant Octave Massage

Mark Eduard Johan Spikes

Frank Van Zon

Arjan De Winter

Renatus W C Van Der Veeken

Godfried C G M Manders

Theodorus G M M Kappen

Cornelius Franciscus Jozef Rutjes

Antonius C J C Van Den Ackerveken

Christoph G A Hoelen

Marc A De Samber

Cornelius F J Rutjes

Mark J A Verhoeven

Arno Van Eggelen

Ibrahim Seymenn

Viktor Horvath

Henrica Ildephonse Aubertine Jacqueline Van Dooren-Sweegers

A light source cooling body (), a light source assembly, a luminaire and a method to manufacture a light source cooling body or a light source assembly are provided. The light source cooling body comprises a homogeneous body () made of a thermally conductive material. The homogenous body comprises an open space that comprises a wick structure, a condenser () and an evaporator (). Near the evaporator the light source cooling body has an interface area () to thermally couple with a light source and to receive heat from the light source. The condenser is arranged away from the interface area. A portionof the open space is tubular shaped. The open space may hold a cooling liquid partially in the gaseous phase and partially in the liquid phase and the wick structure is configured to transport the cooling material in the liquid phase towards the evaporator.

Light source cooling body, light source assembly, a luminaire and method to manufacture a light source cooling or a light source assembly

A lighting assembly adapted to be mounted in a lighting fixture is provided. The lighting assembly comprises comprises a first reflector, a second reflector and at least two sidewall parts, a first fastening arrangement adapted to secure the first reflector to in at least one sidewall part, and a second fastening arrangement adapted to secure the second reflector to at least one sidewall part. The first reflector, the second reflector and the at least two sidewall parts are adapted to be arranged in the lighting fixture and secured to each other such that they define sidewalls of a four-sided cavity. Further, junctions between the first reflector, the second reflector and the at least two sidewall parts are arranged to be at the corners of the four-sided cavity when the first reflector, the second reflector and the at least two sidewall parts are arranged in the lighting fixture. Each one of at least two of the first reflector, the second reflector and the at least two sidewall parts comprises a support surface adapted to support the lighting assembly in the lighting fixture and to be arranged at different sides of the four-sided cavity when the first reflector, the second reflector and the at least two sidewall parts are arranged in the lighting fixture. Further, the light engine is arranged to emit light out of the four-sided cavity. Thereby, a lighting assembly that is easier to install is achieved.

Retrofit lighting assembly

A lighting device or a lamp bulb () with a smooth appearance comprises at least one light source (); a heat sink component (), having a bottom () and a side wall () extending from the bottom (), wherein the bottom () comprises a protrusion () and wherein the at least one light source () thermally contacts the protrusion () of the heat sink component (); and a cover provided on the sidewall () opposite to the bottom (), thereby defining an air chamber () between the cover, the side wall (), the bottom () and the protrusion ().

Lighting device with smooth outer appearance

A lighting device or a lamp bulb () with a smooth appearance comprises at least one light source (); a heat sink component (), having a bottom () and a side wall () extending from the bottom (), wherein the bottom () comprises a protrusion () and wherein the at least one light source () thermally contacts the protrusion () of the heat sink component (); and a cover provided on the sidewall () opposite to the bottom(), thereby defining an air chamber () between the cover, the side wall (), the bottom () and the protrusion ().

A lamp comprising a driver assembly, the driver assembly including a driver board with driver electronics, at least one point light source and a heat sink, the heat sink including a top side and a bottom side, a central space extending from the bottom side to the top side and adapted for receiving the driver board of the driver assembly, a zone provided at the top side and adapted for receiving the at least one point light source, wherein a plurality of fins adapted for dissipating heat are extending on opposite sides of the central space, and an extension of the central space in at least one radial direction of the heat sink is larger than an extension of the zone in the radial direction of the heat sink such that the central space is provided with at least one section arranged offset from and radially adjacent to the zone.

Lamp with a heat sink

The invention describes an adapter part () for a modular lighting assembly () comprising a number of light-emitting diodes () mounted on a separate base part (), which adapter part () comprises a number of first electrical connectors () arranged to connect the light-emitting diodes () to an external power supply; at least one electrical component () arranged in a body of the adapter part (); and a number of second electrical connectors () arranged to connect external circuitry to an electrical component () arranged in the body of the adapter part (). The invention further describes a modular lighting assembly () comprising a base part () upon which a number of light-emitting diodes () is mounted; and an adapter part () according to the invention. The invention also describes a method of assembling such a modular lighting arrangement (), comprising the steps of connecting a first adapter part () according to the invention to a separate base part (); choosing a number of electrical components () on the basis of an application requirement of the modular lighting arrangement (); and arranging an electrical component () in the adapter part () such that an electrical connection is formed between a contact surface of the electrical component () and a second electrical connector () of the adapter part ().

Modular lighting assembly adapter part

The invention provides an illumination device comprising an envelope enclosing a light source, preferably a LED, and a luminescent material. The envelope comprises a transmissive part, and a reflective part, wherein the reflective part comprises a reflective ceramic material. The ceramic material can be used for heat dissipation.

Illumination device with an envelope enclosing a light source

A solid state lighting module () for attachment to a socket () through rotation of the solid state lighting module around an axis of rotation (). The solid state lighting module () comprises at least one solid state light-source (); a heat spreading member () having two surfaces arranged opposite each other and in thermal connection with each other, the first surface () being in thermal connection with the solid state light-source (); and fastening means () arranged to co-operate with fastening means () comprised in the socket () to bring the second surface () of the heat spreading member () in thermal connection with a heat sink () comprised in the socket (). The second surface () of the heat spreading member () has a surface topography with at least one peak () and at least one valley () arranged concentrically in relation to the axis of rotation ().

Solid state lighting module with improved heat spreader

It is presented a heat managing device for a light source () which combines heat managing by means of a heat sink, heat pipes and forced convection, thereby achieving efficient cooling of high power lighting applications. The heat managing device comprises a heat spreading element () having an upper side arranged for thermally connecting to at least one light source (). The light emitted from the light source is controlled by secondary optics (). The heat managing device comprises a heat sink which is thermally connected to the heat spreader, and to a first set of heat pipes which is thermally connected to the heat spreader. At least a portion of the heat sink is arranged to encompass the secondary optics. The heat pipes are embedded in the heat sink. Further, a fan for providing forced air convection at the heat sink is comprised in the device. A corresponding lighting device is also presented.

Heat managing device

A lighting device comprises at least a light source (), a light emitting surface, an air inlet aperture (), an air outlet aperture () and a cooling unit () for moving air from the air inlet aperture () through the cooling unit () to the air outlet. The air inlet aperture () and the air outlet aperture () are both located on the same side of the lighting device as at least part of the light emitting surface.

Lighting device with air circulation means

An illuminator includes a substrate, a structured conductive layer applied to one surface of the substrate, and at least one light source connected to the structured conductive layer. The illuminator further includes an unstructured reflective layer applied on top of the structured conductive layer. The unstructured reflective layer has an essentially continuous extension at least in a surrounding of the at least one light source.

Illuminator and method for producing such illuminator

The invention relates to a lighting device comprising a light source () which is mounted on a heat sink () having an outer contour (). Furthermore, it comprises a cooling device () for dynamically cooling the light source via cooling of the heat sink by means of a fluid flowing alongside the contour of the heat sink, the cooling device having one or a plurality of cooling openings (). The cooling device is a vibrating membrane cooling system for generating a sequence of fluid pulses (). The cooling openings are arranged alongside the heat sink. The light source comprises optical means () for collimating and directing light originating from the light source during operation, while the contour of the heat sink has a shape similar to that of the optical means.

Lighting device

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Best, Netherlands

Theodoor Cornelis Treurniet