# US 12,003,154 B2 · Articles including insulated conductors and systems thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,003,154 B2 - Document ID: US12003154B2 - Status: Granted - Kind: B2 - Application number: 17/583,719 - Filed: 2022-01-25 - Published: 2022-05-12 - Granted: 2024-06-04 - Earliest claimed: 2018-10-23 - Assignees: General Electric Company - Applicants: General Electric Company - Inventors: Jie Jerry Liu; Anil Raj Duggal - Web page: https://patentgrep.com/patent/US12003154B2 ## CPC - H02K 3/34: between conductors or between conductor and core, e.g. slot insulation - H02K 3/40: for high voltage, e.g. affording protection against corona discharges - H02K 3/02: Windings characterised by the conductor material - H02K 3/24: with channels or ducts for cooling medium between the conductors - H02K 3/30: Windings characterised by the insulating material - H02K 9/00: Arrangements for cooling or ventilating (channels or ducts in parts of the magnetic circuit H02K1/20, H02K1/32; channels or ducts in or between conductors H02K3/22, H02K3/24) - H02K 15/105: {to the windings} - H02K 15/33: Connecting winding sections; Forming leads; Connecting leads to terminals - H02K: DYNAMO-ELECTRIC MACHINES (dynamo-electric relays H01H53/00; conversion of DC or AC input power into surge output power {H03K3/53}) ## Abstract An article can include a ceramic insulator with an interior surface defining a recess, an insulator aperture in the interior surface, and an insulator cooling channel extending through at least a portion of the ceramic insulator to the insulator aperture. A first conductor can be at least partially disposed within the recess. ## Claims ### Claim 1 An article, comprising: a ceramic insulator comprising an interior surface defining a recess, an insulator aperture in the interior surface, and an insulator cooling channel extending through at least a portion of the ceramic insulator to the insulator aperture; and a first conductor at least partially disposed within the recess and comprising a first exterior surface, a first aperture in the first exterior surface, and a conductor cooling channel extending through at least a portion of the first conductor to the first aperture, with the first aperture fluidly coupled to the insulator aperture to define a cooling flow path extending through the article along the conductor cooling channel and the insulator cooling channel. ### Claim 2 (depends on 1) The article of claim 1, wherein the first conductor comprises a first end disposed within the recess. ### Claim 3 (depends on 2) The article of claim 2, wherein the first aperture is located at the first end. ### Claim 4 (depends on 2) The article of claim 2, wherein the first aperture is spaced from the first end. ### Claim 5 (depends on 2) The article of claim 2, further comprising a second conductor at least partially disposed within the recess adjacent the first conductor and having a second end. ### Claim 6 (depends on 5) The article of claim 5, wherein the first end of the first conductor is joined to the second end of the second conductor to form a conductive joint. ### Claim 7 (depends on 5) The article of claim 5, wherein the second end of the second conductor is joined to a side of the first conductor to form a conductive joint. ### Claim 8 (depends on 5) The article of claim 5, wherein the insulator cooling channel overlies the second conductor. ### Claim 9 (depends on 1) The article of claim 1, wherein the insulator cooling channel is unaligned with the conductor cooling channel. ### Claim 10 (depends on 1) A system comprising: a stator comprising the article of claim 1; and a rotor, wherein the rotor is configured to rotate relative to the stator. ### Claim 11 An article, comprising: a ceramic insulator comprising an interior surface defining a recess, an insulator aperture in the interior surface, and an insulator cooling channel extending through at least a portion of the ceramic insulator to the insulator aperture; a first conductor at least partially disposed within the recess; a recess cooling channel defined by a gap formed between the interior surface and at least a portion of the first conductor; wherein the insulator aperture is fluidly coupled to the gap to define a cooling flow path extending through the article along the recess cooling channel and the insulator cooling channel. ### Claim 12 (depends on 11) The article of claim 11, wherein the first conductor comprises a first end disposed within the recess. ### Claim 13 (depends on 12) The article of claim 12, wherein the insulator aperture is spaced from the first end. ### Claim 14 (depends on 12) The article of claim 12, further comprising a second conductor at least partially disposed within the recess adjacent the first conductor and having a second end. ### Claim 15 (depends on 14) The article of claim 14, wherein the first end of the first conductor is joined to the second end of the second conductor to form a conductive joint. ### Claim 16 (depends on 14) The article of claim 14, wherein the second end of the second conductor is joined to a side of the first conductor to form a conductive joint. ### Claim 17 (depends on 14) The article of claim 14, wherein the first conductor and the second conductor form an L-shaped arrangement. ### Claim 18 (depends on 14) The article of claim 14, wherein the insulator cooling channel overlies the second conductor. ### Claim 19 (depends on 12) The article of claim 12, wherein the first end of the first conductor is disposed within the recess and spaced from the gap. ### Claim 20 (depends on 11) A system comprising: a stator comprising the article of claim 11; and a rotor, wherein the rotor is configured to rotate relative to the stator.