# US 12,191,650 B2 · Low voltage in-wall power system for motorized shades > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,191,650 B2 - Document ID: US12191650B2 - Status: Granted - Kind: B2 - Application number: 17/834,243 - Filed: 2022-06-07 - Published: 2023-12-07 - Granted: 2025-01-07 - Earliest claimed: 2022-06-07 - Assignees: Smart Volt, LLC - Applicants: Brett Eddy - Inventors: Brett Eddy - Web page: https://patentgrep.com/patent/US12191650B2 ## CPC - H02G 3/36: Installations of cables or lines in walls, floors or ceilings - E06B 9/322: Details of operating devices, e.g. pulleys, brakes, spring drums, drives ({operating devices E06B9/68} ; devices of general interest specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material B65H75/34) - E06B 9/323: Structure or support of upper box - E06B 9/42: Parts or details of roller blinds, e.g. suspension devices, blind boxes (brackets or adjustable mountings for roller blinds and drawable curtains A47H1/13) - E06B 9/50: Bearings specially adapted therefor - E06B 9/72: comprising an electric motor positioned inside the roller - E04B 2/70: with elongated members of wood - E06B 2009/6809: {Control} - H02G: INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES - E06B: FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES (shades or blinds for greenhouses A01G9/22; curtains A47H; lids for car boots or bonnets B62D25/10; skylights E04B7/18; sunshades, awnings E04F10/00) - E04B: GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS (border constructions of opening in walls, floors or ceilings E06B1/00; {electromagnetic shielding H05K9/0001}) ## Abstract A building electrical system provides electrical mounting plates which are embedded inside of building walls. The electrical mounting plates provide power to low voltage electrical fixtures such as motorized window coverings and allow the fixtures to be mounted and operated without external wiring. ## Claims ### Claim 1 A building electrical system comprising: a first electrical mounting plate attached to a wall beneath a wall interior finishing panel such that the first electrical mounting plate is physically and electrically isolated from an interior surface of the wall; a second electrical mounting plate attached to the wall beneath the wall interior finishing panel such that the second electrical mounting plate is physically and electrically isolated from the interior surface of the wall and such that the second electrical mounting plate is electrically isolated from the first electrical mounting plate; a first wire which passes through an interior of the wall and connects the first electrical mounting plate to a power supply, wherein the power supply is located remotely from the first electrical mounting plate; a second wire which passes through an interior of the wall and connects the second electrical mounting plate to the power supply, wherein the power supply is located remotely from the second electrical mounting plate; wherein the first electrical mounting plate is connected to an electrical common output from the power supply; wherein the second electrical mounting plate is connected to a positive electrical output from the power supply; a low power electrical fixture mounted to the wall by first and second mounting screws, wherein the first mounting screw penetrates the wall interior finishing panel and penetrates the first electrical mounting plate and thereby electrically connects the fixture to the first electrical mounting plate, and wherein the second mounting screw penetrates the wall interior finishing panel and penetrates the second electrical mounting plate and thereby electrically connects the fixture to the second electrical mounting plate; and wherein electricity is provided to the fixture via the first and second mounting screws. ### Claim 2 (depends on 1) The building electrical system of claim 1, wherein the wall interior finishing panel comprises gypsum board and wherein the first electrical mounting plate and the second electrical mounting plate are disposed between the wall interior finishing panel and wall framing members. ### Claim 3 (depends on 1) The building electrical system of claim 1, wherein the first electrical mounting plate is attached at a first side of a window opening, wherein the second electrical mounting plate is attached at a second side of the window opening, and wherein the low power fixture is a motorized window covering. ### Claim 4 (depends on 3) The building electrical system of claim 3, wherein the first mounting screw attaches a first mounting bracket to the wall, wherein the second mounting screw attaches a second mounting bracket to the wall, and wherein the first and second mounting bracket support the motorized window covering. ### Claim 5 (depends on 3) The building electrical system of claim 3, wherein the first and second mounting screws are electrically connected to first and second motorized window covering wires which provide power to a motorized window covering controller. ### Claim 6 (depends on 1) The building electrical system of claim 1, wherein the power supply provides low voltage power to the first and second electrical mounting plates. ### Claim 7 (depends on 1) The building electrical system of claim 1, wherein the first and second electrical mounting plates each have a length and width which is greater than 1 inch. ### Claim 8 (depends on 1) The building electrical system of claim 1, wherein the first and second electrical mounting plates are mounted to the wall parallel to the wall interior finishing panel. ### Claim 9 A building electrical system comprising: a first electrical mounting plate located inside of a building wall at a first location adjacent a window; an electrically insulating interior wall panel covering the first electrical mounting plate and isolating it electrically from a face of the wall; a first electrical distribution wire electrically connected to the first electrical mounting plate, the first electrical distribution wire extending through the building wall to a second location which is separated from the electrical mounting plate; a low voltage power supply connected to the first electrical distribution wire at the second location; a motorized window covering mounted to the wall adjacent the first electrical mounting plate; wherein the motorized window cover is mounted to the wall by a first mounting screw which passes through the interior wall panel and is fastened to the first electrical mounting plate, and wherein the first mounting screw transmits power from the first electrical mounting plate to the motorized window covering. ### Claim 10 (depends on 9) The building electrical system of claim 9, further comprising: a second electrical mounting plate located inside of a building wall at a third location adjacent the window; wherein the electrically insulating interior wall panel covers the second electrical mounting plate and isolates it electrically from the face of the wall; a second electrical distribution wire electrically connected to the second electrical mounting plate, the second electrical distribution wire extending through the building wall to the second location; wherein the low voltage power supply is connected to the second electrical distribution wire at the second location; wherein the motorized window cover is mounted to the wall by a second mounting screw which passes through the interior wall panel and is fastened to the second electrical mounting plate, and wherein the second mounting screw transmits power from the second electrical mounting plate to the motorized window covering; wherein the first electrical mounting plate is connected to electrical common at the low voltage power supply and wherein the second electrical mounting plate is connected to positive voltage at the low voltage power supply. ### Claim 11 (depends on 10) The building electrical system of claim 10, wherein the first electrical mounting plate is attached at a first side of the window and wherein the second electrical mounting plate is attached at a second side of the window. ### Claim 12 (depends on 10) The building electrical system of claim 10, wherein the first mounting screw attaches a first mounting bracket to the wall, wherein the second mounting screw attaches a second mounting bracket to the wall, and wherein the first and second mounting bracket support the motorized window covering. ### Claim 13 (depends on 10) The building electrical system of claim 10, wherein the first and second mounting screws are electrically connected to first and second motorized window covering wires which provide power to a motorized window covering controller. ### Claim 14 (depends on 9) The building electrical system of claim 9, wherein the first electrical mounting plate has a length and a width which are each greater than 10 times a thickness of the first electrical distribution wire. ### Claim 15 A building electrical system comprising: a first electrical mounting plate located inside of a building wall; a second electrical mounting plate located inside of a building wall; an electrically insulating interior wall panel covering the first electrical mounting plate and the second electrical mounting plate and isolating the first electrical mounting plate and the second electrical mounting plate electrically from a face of the wall; a low voltage power supply which is located remotely from the first electrical mounting plate and the second electrical mounting plate; a first electrical distribution wire electrically connecting the first electrical mounting plate to the low voltage power supply, the first electrical distribution wire extending through the building wall between the first electrical mounting plate and the low voltage power supply; a second electrical distribution wire electrically connecting the second electrical mounting plate to the low voltage power supply, the second electrical distribution wire extending through the building wall between the second electrical mounting plate and the low voltage power supply; a low power electrical fixture mounted to the wall by a first mounting screw which extends through the interior wall panel and penetrates the first electrical mounting plate and a second mounting screw which extends through the interior wall panel and penetrates the second electrical mounting plate whereby power is provided to the electrical fixture via the first mounting screw and the second mounting screw. ### Claim 16 (depends on 15) The building electrical system of claim 15, further comprising: wherein the first electrical mounting plate and the second electrical mounting plate are located in a first building room and wherein the low voltage power supply is located in a second building room. ### Claim 17 (depends on 15) The building electrical system of claim 15, wherein the first electrical mounting plate is attached at a first side of a window opening in the wall, wherein the second electrical mounting plate is attached at a second side of the window opening, wherein the electrical fixture is a motorized window covering mounted to the wall adjacent the window opening. ### Claim 18 (depends on 17) The building electrical system of claim 17, wherein the first mounting screw attaches a first mounting bracket to the wall, wherein the second mounting screw attaches a second mounting bracket to the wall, and wherein the first and second mounting bracket support the motorized window covering. ### Claim 19 (depends on 17) The building electrical system of claim 17, wherein the first and second mounting screws are electrically connected to first and second motorized window covering wires which provide power to a motorized window covering controller. ### Claim 20 (depends on 15) The building electrical system of claim 15, wherein the first electrical mounting plate has a length and a width which are each greater than 10 times a thickness of the first electrical distribution wire.