# US 2024/0201759 A1 · System for cooling circuit boards > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2024/0201759 A1 - Document ID: US20240201759A1 - Status: Published application - Kind: A1 - Application number: 18/286,993 - Filed: 2022-03-09 - Published: 2024-06-20 - Earliest claimed: 2021-03-11 - Assignees: Core Scientific Operating Company - Applicants: Core Scientific Operating Company - Inventors: Thomas Middleton Rutledge Fuller - Web page: https://patentgrep.com/patent/US20240201759A1 ## CPC - G06F 1/20: Cooling means - G06F 11/00: Error detection; Error correction; Monitoring (error detection, correction or monitoring in information storage based on relative movement between record carrier and transducer G11B20/18; monitoring, i.e. supervising the progress of recording or reproducing G11B27/36; in static stores G11C29/00) - G06F 11/20: using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements - G06F 11/30: Monitoring - H05K 7/20145: {Means for directing air flow, e.g. ducts, deflectors, plenum or guides} - H05K 7/20172: {Fan mounting or fan specifications} - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract A system for improved air cooling of circuit boards such as cryptographic hash boards is disclosed. The system may comprise a tubular case and a number of circuit board support brackets affixed to the inside of the case in a radial pattern. Fans may be coupled to one or both ends of the tubular case to draw air through the tubular case. The tubular case may be cylindrical or a regular polygonal prism and may have a central channel for cables and controller cards. ## Claims ### Claim 1 A system for cooling a plurality of circuit boards, the system comprising: a tubular case; a plurality of circuit board support brackets affixed to the inside of the tubular case in a first radial pattern; and a first fan coupled to a first end of the tubular case, wherein the fan is configured to move air through the inside of the tubular case. ### Claim 2 (depends on 1) The system of claim 1, wherein the tubular case is cylindrical. ### Claim 3 (depends on 1) The system of claim 1, wherein the tubular case is a regular polygonal prism having greater than four sides. ### Claim 4 (depends on 1) The system of claim 1, wherein the circuit board support brackets are in a second radial pattern. ### Claim 5 (depends on 1) The system of claim 1, further comprising a second fan coupled to a second end of the tubular case, wherein the first fan and the second fan are oriented to move air through the tubular case in a common direction. ### Claim 6 (depends on 1) The system of claim 1, wherein the fan is coupled to the first end of the tubular case via a hinge permitting the fan to be rotated away from the tubular case. ### Claim 7 (depends on 1) The system of claim 1, wherein the fan is a bladeless loop air multiplier fan. ### Claim 8 (depends on 1) The system of claim 1, wherein the tubular case is housed within a rectangular prism frame for stacking. ### Claim 9 (depends on 1) The system of claim 1, further comprising a tubular channel in the center of the tubular case. ### Claim 10 (depends on 9) The system of claim 9, wherein the first fan has a central hub, wherein the tubular channel has a width greater than or equal to the central hub's diameter. ### Claim 11 (depends on 8) The system of claim 8, wherein the tubular channel is configured to hold at least one controller board and a plurality of cables connecting the at least one controller board to at least a subset of the plurality of circuit boards. ### Claim 12 (depends on 1) The system of claim 1, wherein the tubular channel has a shape the same as the tubular case but with a smaller cross-section. ### Claim 13 A system for cooling a plurality of circuit boards, the system comprising: a cylindrical case; a plurality of circuit boards supported within the cylindrical case; and a fan coupled to a first end of the cylindrical case, wherein the fan is configured to move air through the cylindrical case. ### Claim 14 (depends on 13) The system of claim 13, wherein the circuit boards are cryptographic hash boards. ### Claim 15 (depends on 13) The system of claim 13, wherein the circuit boards are supported in a radial pattern around an inside surface of the cylindrical case. ### Claim 16 (depends on 13) The system of claim 13, further comprising a cylindrical channel positioned in the center of the cylindrical case. ### Claim 17 (depends on 13) The system of claim 13, further comprising a plurality of slotted brackets, wherein each of the plurality of circuit boards is supported by one of the slotted brackets affixed to an inside surface of the cylindrical case and one of the slotted brackets affixed to an outside surface of the cylindrical channel. ### Claim 18 (depends on 13) The system of claim 13, further comprising a controller board positioned within the cylindrical channel. ### Claim 19 (depends on 13) The system of claim 13, wherein the fan comprises an impeller having a width corresponding to a diameter of the cylindrical case. ### Claim 20 A system for cooling a plurality of circuit boards, the system comprising: a regular polygonal prism case; a plurality of circuit boards supported within the regular polygonal prism case; and a first fan coupled to a first end of the regular polygonal prism case by a first hinge, wherein the first fan is configured to move air through the regular polygonal prism case to cool the plurality of circuit boards; a second fan coupled to a second end of the regular polygonal prism case by a second hinge, wherein the second fan is configured to move air through the regular polygonal prism case to cool the plurality of circuit boards; and an air barrier connected between the second fan and the cylindrical case, wherein the air barrier has an opening to permit airflow through the regular polygonal prism case.