# US 12,590,640 B2 · Flow reversing apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,590,640 B2 - Document ID: US12590640B2 - Status: Granted - Kind: B2 - Application number: 17/724,658 - Filed: 2022-04-20 - Published: 2023-10-26 - Granted: 2026-03-31 - Earliest claimed: 2022-04-20 - Assignees: Rivian IP Holdings, LLC - Applicants: Rivian IP Holdings, LLC - Inventors: Lorenzo Crosatti - Web page: https://patentgrep.com/patent/US12590640B2 ## CPC - F16K 11/074: with flat sealing faces - H01M 10/613: Cooling or keeping cold - H01M 10/625: Vehicles - H01M 10/63: Control systems (charging or discharging in response to temperature H01M10/44 {, H01M10/443}; measurement of temperature H01M10/48 {, H01M10/486}) - H01M 10/6556: Solid parts with flow channel passages or pipes for heat exchange (closed pipes H01M10/6552) - H01M 10/6568: characterised by flow circuits, e.g. loops, located externally to the cells or cell casings - H01M 2220/20: Batteries in motive systems, e.g. vehicle, ship, plane - Y02E 60/10: Energy storage using batteries - F16K: VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING {(devices for emptying and evacuating the excess liquid in valves or conduits F16L55/07)} - H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION ## Abstract An apparatus to reverse the direction of fluid flow is provided. The apparatus can include a first channel and a second channel. The first channel and second channel can define a first position to provide a first fluid flow direction via the first channel and the second channel. The apparatus can include a third channel and a fourth channel. The third channel and the fourth channel can define a second position to provide a second fluid flow direction via the third channel and the fourth channel. The apparatus can be configured to actuate from the first position to the second position to reverse flow direction from the first fluid flow direction to the second fluid flow direction. ## Claims ### Claim 1 An apparatus, comprising: at least four separate channels having at least eight separate openings including: a first channel having a first opening and a second opening and a second channel having a third opening and a fourth opening, the first channel and the second channel in a first position to provide a first fluid flow direction via the first channel and the second channel; and a third channel having a fifth opening and a sixth opening and a fourth channel having a seventh opening and an eighth opening, the third channel and the fourth channel in a second position to provide a second fluid flow direction via the third channel and the fourth channel; a first face having the first opening of the first channel, the third opening of the second channel, the fifth opening of the third channel, and the seventh opening of the fourth channel; a second face separate from the first face, the second face having the second opening of the first channel, the fourth opening of the second channel, the sixth opening of the third channel, and the eighth opening of the fourth channel; and the apparatus configured to actuate from the first position to the second position to reverse flow direction from the first fluid flow direction to the second fluid flow direction. ### Claim 2 (depends on 1) The apparatus of claim 1, wherein the first channel and third channel are ingress channels and wherein the second channel and fourth channel are egress channels. ### Claim 3 (depends on 1) The apparatus of claim 1, comprising: the apparatus including a valve configured to actuate from the first position to the second position to reverse the flow direction in a thermal component from the first fluid flow direction to the second fluid flow direction. ### Claim 4 (depends on 1) The apparatus of claim 1, comprising: the first channel and the fourth channel to couple with a first opening of a thermal component; and the second channel and the third channel to couple with a second opening of the thermal component, the first opening of the thermal component and the second opening of the thermal component in communication via a cooling line defined by the thermal component. ### Claim 5 (depends on 1) The apparatus of claim 1, comprising: the first channel configured to provide fluid to a first opening of a thermal component with the apparatus in the first position, the second channel configured to receive fluid from a second opening of the thermal component with the apparatus in the first position; and the third channel configured to provide fluid to the second opening of the thermal component with the apparatus in the second position, and the fourth channel configured to receive fluid from the first opening of the thermal component with the apparatus in the second position. ### Claim 6 (depends on 1) The apparatus of claim 1, comprising: the first channel and the fourth channel configured to couple with a first opening of a thermal component, the first opening of the thermal component configured as an inlet with the apparatus in the first position, and the first opening of the thermal component configured as an outlet with the apparatus in the second position; and the second channel and the third channel configured to couple with a second opening of the thermal component, the second opening of the thermal component configured as an outlet with the apparatus in the first position, and the second opening of the thermal component configured as an inlet with the apparatus in the second position. ### Claim 7 (depends on 1) The apparatus of claim 1, comprising: the first channel configured to provide fluid in the first fluid flow direction to a first opening of a thermal component with the apparatus in the first position; the second channel configured to receive fluid in the first fluid flow direction from a second opening of the thermal component with the apparatus in the first position; the third channel configured to provide fluid in the second fluid flow direction to the second opening of the thermal component with the apparatus in the second position; the fourth channel configured to receive fluid in the second fluid flow direction from the first opening of the thermal component with the apparatus in the second position; and the first opening and the second opening of the thermal component are in communication via a cooling line defined by the thermal component, the first fluid flow direction in the cooling line configured to be opposite the second fluid flow direction in the cooling line. ### Claim 8 (depends on 1) The apparatus of claim 1, comprising: the apparatus including a valve to actuate from the first position to the second position at a threshold temperature of an at least one battery module. ### Claim 9 (depends on 1) The apparatus of claim 1, comprising: the apparatus includes a valve to actuate from the second position to the first position at a threshold temperature of an at least one battery module. ### Claim 10 (depends on 1) The apparatus of claim 1, comprising: the apparatus includes a valve to actuate from the first position to the second position via a motor and from the second position to the first position via the motor. ### Claim 11 (depends on 1) The apparatus of claim 1, comprising: the first channel and the fourth channel configured to couple with a first opening of a thermal component via a first connector; and the second channel and the third channel configured to couple with a second opening of the thermal component via a second connector. ### Claim 12 (depends on 1) The apparatus of claim 1, comprising: the first channel and the fourth channel configured to couple with a first opening of a thermal component via a first connector; and the second channel and the third channel configured to couple with a second opening of the thermal component via a second connector, the first channel, the second channel, the third channel, and the fourth channel each comprising channel port seal members in contact with the first connector and the second connector. ### Claim 13 (depends on 1) The apparatus of claim 1, comprising: the first channel and the fourth channel configured to couple with a first connector tube; and the second channel and the third channel configured to couple with a second connector tube. ### Claim 14 (depends on 1) The apparatus of claim 1, comprising: the apparatus positioned between a heat exchanger and a thermal component, the heat exchanger configured to provide fluid to the first channel and the third channel, the first channel and the third channel configured to provide fluid to the thermal component, the thermal component configured to provide fluid to the second channel and the fourth channel. ### Claim 15 A system, comprising: a first submodule having a bottom surface; a second submodule having a top surface; a thermal component positioned between the top surface of the second submodule and the bottom surface of the first submodule, the thermal component having a cooling line, the thermal component defining a first opening and a second opening, the first opening and the second opening connected by the cooling line; and a valve configured to actuate from a first position to a second position, the valve comprising at least four separate channels having at least eight separate openings including: a first ingress channel having a first opening and a second opening, the first ingress channel in communication with the first opening of the thermal component with the valve in the first position; a first egress channel having a third opening and a fourth opening, the first egress channel in communication with the second opening of the thermal component with the valve in the first position; a second ingress channel having a fifth opening and a sixth opening, the second ingress channel in communication with the second opening of the thermal component with the valve in the second position; a second egress channel having a seventh opening and an eighth opening, the second egress channel in communication with the first opening of the thermal component with the valve in the second position; a first face having the first opening of the first ingress channel, the third opening of the first egress channel, the fifth opening of the second ingress channel, and the seventh opening of the second egress channel; and a second face separate from the first face, the second face having the second opening of the first ingress channel, the fourth opening of the first egress channel, the sixth opening of the second ingress channel, and the eighth opening of the second egress channel. ### Claim 16 (depends on 15) The system of claim 15, comprising: the first ingress channel configured to provide fluid in a first fluid flow direction to the first opening of the thermal component with the valve in the first position; the first egress channel configured to receive fluid in the first fluid flow direction from the second opening of the thermal component with the valve in the first position; the second ingress channel configured to provide fluid in a second fluid flow direction to the second opening of the thermal component with the valve in the second position; the second egress channel configured to receive fluid in the second fluid flow direction from the first opening of the thermal component with the valve in the second position; and the first fluid flow direction in the cooling line of the thermal component is opposite of the second fluid flow direction in the cooling line of the thermal component. ### Claim 17 (depends on 15) The system of claim 15, comprising: the valve configured to actuate from the first position to the second position at a first threshold temperature of an at least one battery module; and the valve configured to actuate from the second position to the first position at a second threshold temperature of the at least one battery module. ### Claim 18 An electric vehicle, comprising: a battery pack comprising: a first submodule having a bottom surface; a second submodule having a top surface; and a thermal component positioned between the top surface of the second submodule and the bottom surface of the first submodule, the thermal component having a cooling line, the thermal component defining a first opening and a second opening, the first opening of the thermal component and the second opening of the thermal component connected by the cooling line; and a valve configured to communicate with the thermal component, the valve comprising: a first channel having a first opening and a second opening and a second channel having a third opening and a fourth opening, the first channel and the second channel in a first position to provide a first fluid flow direction; a third channel having a fifth opening and a sixth opening and a fourth channel having a seventh opening and an eighth opening, the third channel and the fourth channel in a second position to provide a second fluid flow direction; a first face having the first opening of the first channel, the third opening of the second channel, the fifth opening of the third channel, and the seventh opening of the fourth channel; a second face separate from the first face, the second face having the second opening of the first channel, the fourth opening of the second channel, the sixth opening of the third channel, and the eighth opening of the fourth channel; and the valve configured to actuate from the first position to the second position to reverse flow direction from the first fluid flow direction to the second fluid flow direction. ### Claim 19 (depends on 18) The electric vehicle of claim 18, comprising: the first channel configured to provide fluid in a first fluid flow direction to the first opening of the thermal component with the valve in the first position and the second channel configured to receive fluid in the first fluid flow direction from the second opening of the thermal component with the valve in the first position; the third channel configured to provide fluid in a second fluid flow direction to the second opening of the thermal component with the valve in the second position and the fourth channel configured to receive fluid in the second fluid flow direction from the first opening of the thermal component with the valve in the second position; and the first fluid flow direction in the cooling line of the thermal component is opposite of the second fluid flow direction in the cooling line of the thermal component. ### Claim 20 (depends on 18) The electric vehicle of claim 18, comprising: the valve configured to actuate from the first position to the second position at a first threshold temperature of an at least one battery module; and the valve configured to actuate from the second position to the first position at a second threshold temperature of the at least one battery module.