# US 8,783,910 B2 · LED lamp system utilizing a hollow liquid-cooled device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,783,910 B2 - Document ID: US8783910B2 - Status: Granted - Kind: B2 - Application number: 12/703,442 - Filed: 2010-02-10 - Published: 2010-09-09 - Granted: 2014-07-22 - Earliest claimed: 2009-03-05 - Assignees: THINKLUX (Zhejiang) Lighting Technology Co., Ltd - Applicants: Guichao Hua - Inventors: Guichao Hua - Web page: https://patentgrep.com/patent/US8783910B2 ## CPC - F21V 23/02: the elements being transformers, impedances {or power supply units, e.g. a transformer with a rectifier} - F21K 9/232: specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb - F21K 9/238: Arrangement or mounting of circuit elements integrated in the light source - F21V 23/003: {the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array} - F21V 29/507: of means for protecting lighting devices from damage, e.g. housings - F21V 29/58: characterised by the coolants - F21V 29/773: {the planes containing the fins or blades having the direction of the light emitting axis} - F21V 29/83: the elements having apertures, ducts or channels, e.g. heat radiation holes - F21V 29/85: characterised by the material (liquid coolants F21V29/56) - F21V 3/06: characterised by the material - F21V 3/061: {the material being glass} - F21W 2131/103: of streets or roads - F21Y 2115/10: Light-emitting diodes [LED] - Y10S 362/80: Light emitting diode - 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 - F21W: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS - 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 - Y10S: TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS ## Abstract A LED lamp system including an electric linker, a heat conducting liquid, a hollow cooling system with an outer surface, a hollow chamber through which a heat conducting liquid is located, and a hollow cavity separate from the hollow chamber, at least one LED, an interface connected to the hollow cooling system and to the at least one LED, and a power supply connected between the electric linker and the interface. ## Claims ### Claim 1 A LED lamp system comprising: an electric linker for a lamp socket; a heat conducting liquid; a hollow cooling system with an outer surface, a hollow cavity, and a hollow chamber through which the heat conducting liquid is located with a majority of the hollow chamber in contact with the outer surface, wherein the hollow chamber defines an outer periphery of the lamp system that surrounds the hollow cavity; at least one LED being outside of the hollow cooling system; an interface connected to the hollow cooling system and to the at least one LED; and a power supply connected between the electric linker and the interface. ### Claim 2 (depends on 1) The LED lamp system according to claim 1, further comprising a lampshade connected to cover the at least one LED. ### Claim 3 (depends on 2) The LED lamp system according to claim 2, wherein the lampshade comprises glass and/or polymethyl methacrylate. ### Claim 4 (depends on 1) The LED lamp system according to claim 1, wherein the hollow cooling system is connected air-tightly with the interface. ### Claim 5 (depends on 1) The LED lamp system according to claim 1, wherein the heat conducting liquid is conductive and/or non-conductive. ### Claim 6 (depends on 1) The LED lamp system according to claim 1, wherein the heat conducting liquid is comprised of water, heat conducting oil, salt water, Glycol solution and/or a Bismethane saturated solution. ### Claim 7 (depends on 1) The LED lamp system according to claim 1, wherein the hollow cooling system comprises light-weight materials such as plastic, glass and/or metal. ### Claim 8 (depends on 1) The LED lamp system according to claim 1, wherein the outer surface of the hollow cooling system comprises extrusions that rise and/or are lower than the outer surface. ### Claim 9 (depends on 8) The LED lamp system according to claim 8, wherein the hollow chamber extends into the extrusions. ### Claim 10 (depends on 1) The LED lamp system according to claim 1, wherein the outer surface of the hollow cooling system comprises an intermittent surface. ### Claim 11 (depends on 10) The LED lamp system according to claim 10, wherein the hollow chamber extends into the part of the outer surface that has the intermittent surface. ### Claim 12 A hollow liquid-cooled device for use with a LED light system including a lamp socket, the device comprising: a heat conducting liquid; and a hollow cooling system, forming a part of a body of the LED light system, with an outer surface, a hollow cavity, and a hollow chamber through which the heat conducting liquid is located with a majority of the hollow chamber in contact with the outer surface, wherein the hollow chamber defines an outer periphery of the light system that surrounds the hollow cavity. ### Claim 13 (depends on 12) The hollow liquid-cooled device according to claim 12, further comprising an interface to connect at least one LED to power wherein the hollow cooling system is connected air-tightly with the interface. ### Claim 14 (depends on 12) The hollow liquid-cooled device according to claim 12, wherein the outer surface of the hollow cooling system comprises extrusions that rise and/or are lower than the outer surface. ### Claim 15 (depends on 12) The hollow liquid-cooled device according to claim 12, wherein the hollow chamber extends into the extrusions. ### Claim 16 (depends on 12) The hollow liquid-cooled device according to claim 12, wherein the outer surface of the hollow cooling system comprises an intermittent surface. ### Claim 17 (depends on 12) The hollow liquid-cooled device according to claim 12, wherein the hollow chamber extends into the part of the outer surface that has an intermittent surface.