# US 2013/0155697 A1 · System for led cooling > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2013/0155697 A1 - Document ID: US20130155697A1 - Status: Published application - Kind: A1 - Application number: 13/703,535 - Filed: 2011-06-10 - Published: 2013-06-20 - Earliest claimed: 2010-06-11 - Assignees: Wise Innovations Technologies Sarl - Inventors: Flemming Dahlin - Web page: https://patentgrep.com/patent/US20130155697A1 ## CPC - F21V 29/83: the elements having apertures, ducts or channels, e.g. heat radiation holes - F21K 9/00: Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers - F21V 15/015: Devices for covering joints between adjacent lighting devices; End coverings - F21V 29/87: Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor - F21V 29/89: Metals - F21V 29/15: Thermal insulation - F21Y 2115/10: Light-emitting diodes [LED] - H05K 1/0203: {Cooling of mounted components (H05K1/0272 takes precedence)} - H05K 1/053: {the metal substrate being covered by an inorganic insulating layer} - H05K 2201/10106: Light emitting diode [LED] - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - F21K: NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract An LED cooling system includes a plate, the plate includes a plurality of slots for positioning a plurality of LEDs and at least one gap for substantially isolating each of the plurality of LED slots from one another such that heat from each of the plurality of LEDs has at least one non-interfering path towards an edge of the plate, thereby heating of one LED is substantially uninfluenced by heating of other LEDs in the plurality of LEDs. ## Claims ### Claim 1 An LED cooling system having a plate, the plate comprising: a plurality of slots for positioning a plurality of LEDs; and at least one gap for substantially isolating each of the plurality of LED slots from one another such that heat from each of the plurality of LEDs has at least one non-interfering path towards an edge of the plate, thereby heating of one LED is substantially uninfluenced by the heating of other LEDs. ### Claim 2 (depends on 1) The cooling system according to claim 1, further comprising a cover comprising a first cover and a second cover, wherein: the second cover is fixedly placed, over a part of a length of the first cover, at a radial distance from the first cover, thereby defining a radial region between the first cover and the second cover along the part of the length. ### Claim 3 (depends on 1) The cooling system according to claim 1, wherein the first cover holds the plate therein such that the plate is positioned away from longitudinal ends of the outer cover. ### Claim 4 (depends on 1) The cooling system according to claim 1, further comprising at least one engagement means such as a guided slot at an inner surface of the first cover for receiving the edge of the plate. ### Claim 5 (depends on 1) The cooling system according to claim 1, wherein the at least one engagement means are at different distances from one longitudinal end of the inner cover. ### Claim 6 (depends on 1) The cooling system according to claim 1, further comprising at least one divider for dividing the radial region, the divider running along the length of the outer cover, thereby defining an at least one vent starting at one longitudinal end and ending at another longitudinal end of the outer cover. ### Claim 7 (depends on 1) The cooling system according to claim 1, wherein the radial distances at the longitudinal ends of the outer cover is selected from a group consisting of same radial distance and different radial distances. ### Claim 8 (depends on 1) The cooling system according to claim 1, further comprising a sealing slot at the inner surface of the first cover for receiving a sealing plate for sealing all the components of the cooling system except the at least a vent between the first cover and the second cover. ### Claim 9 (depends on 1) The cooling system according to claim 1, wherein the radial distance is in the range of 3 mm to 7 mm. ### Claim 10 (depends on 1) The cooling system according to claim 1, wherein width of the gap is in the range of 1 mm to 2.5 mm. ### Claim 11 (depends on 1) The cooling system according to claim 1, wherein the plate, the first cover and the second cover are made up of a material having a high thermal conductivity and is selected from a group consisting of aluminium, copper, silver, platinum, gold, and thermal conductive plastic. ### Claim 12 (depends on 1) The cooling system according to claim 1, further comprising at least one connector for connecting the cooling system to a base for a lighting application. ### Claim 13 A cover for cooling LED, comprising: a first cover and a second cover, wherein: the second cover is fixedly placed over a part of a length of the first cover, at a radial distance from the first cover, thereby defining a radial region between the first cover and the second cover along the part of the length, the radial region defining at least one vent. ### Claim 14 (canceled) ### Claim 15 An LED cooling system, comprising: a plate having a slot for positioning an LED; a cover comprising a first cover and a second cover, wherein: the second cover is fixedly placed over a part of a length of the first cover, at a radial distance from the first cover, thereby defining a radial region between the first cover and the second cover along the part of the length, the radial region defining at least one vent; and wherein the heat generated by the LED has at least a non-interfering path towards the first cover. ### Claim 16 (depends on 15) The cooling system according to claim 15, further comprises: a plurality of slots for positioning a plurality of LEDs; and at least one gap for substantially isolating each of the plurality of LED slots from one another such that heat from each of the plurality of LEDs has at least one non-interfering path towards an edge of the plate/first cover, thereby heating of one LED is substantially uninfluenced by heating of other LEDs. ### Claim 17 (canceled) ### Claim 18 A high intensity LED lighting unit, comprising: an array of LED lighting units, wherein each LED lighting unit comprises: a plate having a plurality of slots for positioning a plurality of LEDs, a cover comprising a first cover and a second cover, wherein the second cover is fixedly placed over a part of a length of the first cover, at a radial distance from the first cover, thereby defining a radial region between the first cover and the second cover along the part of the length, the radial region defining at least one vent; and the heat generated by the LED has at least a non-interfering path towards the first cover. ### Claim 19 (canceled)