The present disclosure is directed to examples of a single modular heat spreader piece. In one example, the single modular heat spreader piece includes a body portion, wherein the body portion comprises a curved outer surface and a flange member coupled to a first side of the body portion, wherein the flange member has a curved outer edge, a connection member coupled to a second side of the body portion, wherein the second side of the body portion is opposite the first side, and a heat spreader member coupled to the second side of the body portion and on an opposite end of the body portion from the connection member.

A heat dissipation system for a heat source, wherein the heat dissipation system comprises a heat pipe, a heat coupling-in element, and a heat coupling-out element, wherein the heat coupling-out element comprises at least 50% by weight of a thermally conductive thermoplastic composition having an in-plane thermal conductivity of 1 to 50 W/(m*K). Also provided is a luminaire.

A heat dissipation system for a heat source, wherein the heat dissipation system comprises a heat pipe, a heat coupling-in element, and a heat coupling-out element, wherein the heat coupling-out element comprises at least 50% by weight of a thermally conductive thermoplastic composition having an in-plane thermal conductivity of 1 to 50 W/(m*K). Also provided is a luminaire.

A heat sink (140) for cooling an electronic component of a vehicle headlamp, which has a cooling structure with an outer contour, which, as viewed along an imagined sectional plane, follows a contour curve, which can be described in at least one section by means of a contour function, wherein a fundamental course is formed from a first superposition of a base function and a fundamental function, and the contour function is formed from a second superposition of the fundamental course and a superposition function, wherein the first superposition takes place in that the functional course of the base function forms an axis of a curved coordinate system of the fundamental function, and the second superposition takes place in that the functional course of the fundamental function forms an axis of a curved coordinate system of the superposition function, wherein the base function has a straight, circular or arc-like course, and the fundamental function has a straight or wave-like course, and the superposition function has a wave-like course.

A heat sink (140) for cooling an electronic component of a vehicle headlamp, which has a cooling structure with an outer contour, which, as viewed along an imagined sectional plane, follows a contour curve, which can be described in at least one section by means of a contour function, wherein a fundamental course is formed from a first superposition of a base function and a fundamental function, and the contour function is formed from a second superposition of the fundamental course and a superposition function, wherein the first superposition takes place in that the functional course of the base function forms an axis of a curved coordinate system of the fundamental function, and the second superposition takes place in that the functional course of the fundamental function forms an axis of a curved coordinate system of the superposition function, wherein the base function has a straight, circular or arc-like course, and the fundamental function has a straight or wave-like course, and the superposition function has a wave-like course.

A heat dissipation system for a heat source, wherein the heat dissipation system comprises a heat pipe, a heat coupling-in element, and a heat coupling-out element, wherein the heat coupling-out element comprises at least 50% by weight of a thermally conductive thermoplastic composition having an in-plane thermal conductivity of 1 to 50 W/(m*K). Also provided is a luminaire.

A heat dissipation system for a heat source, wherein the heat dissipation system comprises a heat pipe, a heat coupling-in element, and a heat coupling-out element, wherein the heat coupling-out element comprises at least 50% by weight of a thermally conductive thermoplastic composition having an in-plane thermal conductivity of 1 to 50 W/(m*K). Also provided is a luminaire.

A lighting module for a motor vehicle including: a support plate; at least one source of light which is arranged on a first face of the support plate; a heat dissipater which is arranged on a second face of the support plate, opposite the first face; a fan which is arranged between the heat dissipater and a plenum, the fan being designed to aspirate a flow of hot air which is dissipated by the heat dissipater, and is obtained from an incoming flow of air; a plenum which is designed to cover the fan, the plenum including a peripheral skirt which is designed to surround the heat dissipater; an optical assembly which cooperates with rays of light of the at least one source of light, in order to produce a light beam.

A lighting module for a motor vehicle including: a support plate; at least one source of light which is arranged on a first face of the support plate; a heat dissipater which is arranged on a second face of the support plate, opposite the first face; a fan which is arranged between the heat dissipater and a plenum, the fan being designed to aspirate a flow of hot air which is dissipated by the heat dissipater, and is obtained from an incoming flow of air; a plenum which is designed to cover the fan, the plenum including a peripheral skirt which is designed to surround the heat dissipater; an optical assembly which cooperates with rays of light of the at least one source of light, in order to produce a light beam.

A LED lighting assembly is provided having a housing having a top portion and an opposed base, a plurality of lighting elements connected to and positioned radially around the assembly, at least one of the plurality of lighting elements connected to an integral heat sink wherein each of the plurality of lighting elements positioned adjacent to an optic, the optic configured to control the direction of the light such that it directs the light below horizon to improve the area lighting efficiency. The LED lighting assembly may be controlled remotely or by mesh operations as herein described.