# US 12,760,882 B2 · Electronic module group > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,760,882 B2 - Document ID: US12760882B2 - Status: Granted - Kind: B2 - Application number: 19/042,415 - Filed: 2025-01-31 - Published: 2025-06-05 - Granted: 2026-10-13 - Earliest claimed: 2019-12-31 - Assignees: Lumien Enterprise, Inc. - Applicants: Lumien Enterprise, Inc. - Inventors: Haicheng Zhang - Web page: https://patentgrep.com/patent/US12760882B2 ## CPC - F21V 23/06: the elements being coupling devices {, e.g. connectors} - F21V 19/0055: {by screwing} - F21V 23/002: {Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm} - F21V 29/60: characterised by the use of a forced flow of gas, e.g. air - F21V 31/005: {Sealing arrangements therefor} - H04R 1/028: {associated with devices performing functions other than acoustics, e.g. electric candles} - H04R 1/06: Arranging circuit leads; Relieving strain on circuit leads - H04R 2420/09: Applications of special connectors, e.g. USB, XLR, in loudspeakers, microphones or headphones - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) ## Abstract A lamp module including a housing including a light holder portion and a shaft portion, the light holder portion configured to tilt relative to the shaft portion; an LED lamp board positioned within the light holder portion; a power supply driving module connected in electrical communication with the LED lamp board; and a first concentric terminal positioned at least partially within the shaft portion, the first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal to supply power to the power supply driving module. ## Claims ### Claim 1 A lamp module comprising: a housing comprising a light holder portion and a shaft portion, the light holder portion configured to tilt relative to the shaft portion; an LED lamp board positioned within the light holder portion; a power supply driving module connected in electrical communication with the LED lamp board; and a first concentric terminal positioned at least partially within the shaft portion, the first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal to supply power to the power supply driving module, the concentric terminal comprising an inner conductive sleeve and an outer conductive sleeve, the inner conductive sleeve configured to receive a conductive post of the second concentric terminal to establish a first electrical connection, the outer conductive sleeve configured to contact a conductive spring of the second concentric terminal to establish a second electrical connection, the first concentric terminal configured to maintain the first electrical connection and the second electrical connection regardless of a rotational orientation of the first concentric terminal relative to the second concentric terminal. ### Claim 2 (depends on 1) The lamp module of claim 1, wherein: the light holder portion defines a first housing cavity; the light holder portion defines a first wire opening that is in communication with the first housing cavity; the shaft portion defines a second housing cavity; the shaft portion defines a second wire opening that is in communication with the second housing cavity; the lamp module further comprises at least one wire connected in electrical communication with at least one of the LED lamp board, the power supply driving module, and the first concentric terminal; and the at least one wire extends from the first housing cavity to the second housing cavity through the first wire opening and the second wire opening. ### Claim 3 (depends on 2) The lamp module of claim 2, wherein the first housing cavity is at least partially filled with a filler material, and wherein the filler material forms a seal around the at least one wire. ### Claim 4 (depends on 2) The lamp module of claim 2, wherein the at least one wire connects the LED lamp board in electrical communication with the power supply driving module. ### Claim 5 (depends on 2) The lamp module of claim 2, wherein: the light holder portion defines a first toothed ring surrounding a first joint opening; the first wire opening is in communication with the first joint opening; the shaft portion defines a second toothed ring surrounding a second joint opening; the second wire opening is in communication with the second joint opening; and the first toothed ring is configured to engage with the second toothed ring to secure an angle of the light holder portion relative to the shaft portion. ### Claim 6 (depends on 2) The lamp module of claim 2, wherein: the light holder portion defines a first end and a second end; the first end is connected to the shaft portion; the second end defines internal threading within the first housing cavity; the lamp module further comprises a retention insert; the retention insert is engaged with the internal threading; and the LED lamp board is secured within the first housing cavity by the retention insert. ### Claim 7 (depends on 6) The lamp module of claim 6, further comprising a lens positioned over an LED of the LED lamp board, and wherein the retention insert encircles the lens. ### Claim 8 (depends on 6) The lamp module of claim 6, further comprising a lens positioned over an LED of the LED lamp board, and wherein the retention insert engages a lens flange of the lens. ### Claim 9 (depends on 6) The lamp module of claim 6, wherein the retention insert secures the LED lamp board against a shoulder of the light holder portion. ### Claim 10 (depends on 1) The lamp module of claim 1, wherein the shaft portion defines internal threading. ### Claim 11 (depends on 1) The lamp module of claim 1, wherein: the shaft portion comprises a bottom insert; the first concentric terminal is positioned at least partially within the bottom insert; and the bottom insert defines a threaded shaft. ### Claim 12 A lamp module comprising: a first housing comprising a light holder portion, a shaft portion, and a fixing rod, the shaft portion configured to tilt relative to the light holder portion about the fixing rod, the light holder portion defining a first housing cavity, the shaft portion defining a second housing cavity, the shaft portion defining a threaded shaft; an LED lamp board positioned within the first housing cavity, the LED lamp board configured to emit light through a bore of the light holder portion; a power supply driving module positioned within the second housing cavity; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal positioned at least partially within the shaft portion, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal, the concentric terminal comprising an inner conductive sleeve and an outer conductive sleeve, the inner conductive sleeve configured to receive a conductive post of the second concentric terminal to establish a first electrical connection, the outer conductive sleeve configured to contact a conductive spring of the second concentric terminal to establish a second electrical connection, the first concentric terminal configured to maintain the first electrical connection and the second electrical connection regardless of a rotational orientation of the first concentric terminal relative to the second concentric terminal. ### Claim 13 (depends on 12) The lamp module of claim 12, wherein the bore is at least partially threaded. ### Claim 14 (depends on 13) The lamp module of claim 13, wherein a threaded retention insert engages the bore and secures the LED lamp board against a shoulder defined within the first housing cavity. ### Claim 15 (depends on 13) The lamp module of claim 13, wherein a threaded retention insert engages the bore and secures a lens over the LED lamp board. ### Claim 16 (depends on 12) The lamp module of claim 12, wherein the first concentric terminal is directly mounted to the power supply driving module. ### Claim 17 (depends on 12) The lamp module of claim 12, wherein: a first end of the shaft portion is coupled to the light holder portion; the threaded shaft is defined at a second end of the shaft portion opposite from the first end; and the power supply driving module extends lengthwise through the second housing cavity from the first end to the second end. ### Claim 18 A lamp module comprising: a housing comprising a light holder portion and a shaft portion, the light holder portion configured to tilt relative to the shaft portion, the light holder portion defining a first housing cavity, the light holder portion defining a first wire opening that is in communication with the first housing cavity, the first housing cavity being at least partially filled with a filler material, the shaft portion defining a second housing cavity, the shaft portion defining a second wire opening that is in communication with the second housing cavity, the light holder portion defining a first end and a second end, the first end connected to the shaft portion, the second end defining internal threading within the first housing cavity; an LED lamp board positioned within the light holder portion; a retention insert engaging the internal threading within the first housing cavity, the retention insert securing the LED lamp board within the first housing cavity; a lens positioned over an LED of the LED lamp board, the lens at least partially encircled by the retention insert; a power supply driving module connected in electrical communication with the LED lamp board; a first concentric terminal positioned at least partially within the shaft portion, the first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal to supply power to the power supply driving module, the first concentric terminal comprises an inner conductive sleeve and an outer conductive sleeve, the inner conductive sleeve configured to receive a conductive post of the second concentric terminal to establish a first electrical connection, the outer conductive sleeve configured to contact a conductive spring of the second concentric terminal to establish a second electrical connection, the first concentric terminal configured to maintain the first electrical connection and the second electrical connection regardless of a rotational orientation of the first concentric terminal relative to the second concentric terminal; and at least one wire connected in electrical communication with at least one of the LED lamp board, the power supply driving module, and the first concentric terminal, the at least one wire extending from the first housing cavity to the second housing cavity through the first wire opening and the second wire opening, the filler material forming a seal around the at least one wire. ### Claim 19 (depends on 18) The lamp module of claim 18, wherein the shaft portion defines internal threading. ### Claim 20 (depends on 18) The lamp module of claim 18, wherein: the shaft portion comprises a bottom insert; the first concentric terminal is positioned at least partially within the bottom insert; and the bottom insert defines a threaded shaft.