IP Library Granted Patent US 12673571
Granted Patent B2
US 12673571 · App. 18/096,967 · Granted Jul 7, 2026

Cooling system for an electric vehicle and a method of use

Inventors: Richard Donnelly (South Burlington, VT); Bruce Williams (South Burlington, VT); Edward Hall (South Burlington, VT)
Assignee: BETA AIR LLC
B60L53/302B60L53/16B60L53/18H02G11/02
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Quick Facts
Patent No.
US 12673571
App. No.
18/096,967
Granted
Jul 7, 2026
Kind
B2
Abstract

A system of pay-in and pay-out function of a cooling system for an electric vehicle and a method of use is presented in this disclosure. The system may include a cooling cable, a cooling connector, wherein the cooling connector may include an actuator, a cable reel, and an idler drum. The cable reel may include a helical pattern where the cooling cable resides during the stowed configuration. The idler drum may be parallel to the cable reel.

Claims (34)

1 . A cooling system of an electric vehicle, the system comprising:

a cooling cable;

a cooling connector mechanically connected to the cooling cable, wherein the cooling connector comprises:

a rotation mechanism configured to control a pay-in function and a pay-out function of the electric vehicle cooling system;

a cable reel comprising a helical pattern and configured to stow the cooling cable; and

an idler drum parallel to the cable reel, wherein the idler drum and the cable reel are configured to produce a resultant force during the pay-out function, thereby pushing the cooling cable away from the cable reel.

2 . The system of claim 1 , wherein the rotation mechanism comprises an electric motor mechanically connected to the cable reel and configured to rotate the cable reel.

3 . The system of claim 1 , wherein the helical pattern comprises a helical thread length greater than or equal to the length of the cooling cable.

4 . The system of claim 1 , wherein the helical pattern comprises a pitch no less than a diameter of the cooling cable.

5 . The system of claim 1 , wherein:

the helical pattern comprises a plurality of helical threads; and

the cooling cable is configured to rest in a root between each helical thread of the plurality of helical threads.

6 . The system of claim 1 , wherein the helical pattern comprises a crest configured to act as a cooling fin.

7 . The system of claim 1 , further comprising a coolant base comprising a coolant source, wherein the coolant source is fluidly connected to the cooling cable.

8 . The system of claim 1 , wherein the idler drum and the cable reel are further configured to produce a resultant force during:

the pay-in function, thereby pulling the cooling cable to the cable reel.

9 . The system of claim 1 , wherein the cooling connector is incorporated within a charging connector.

10 . The system of claim 1 , further comprising a button mounted to a surface of the cooling connector, wherein the button is configured to control the rotation mechanism.

11 . A method of use for a cooling system of an electric vehicle, the method comprising:

activating, by a rotation mechanism of the cooling system, a pay-in and a pay-out function of a cable reel;

paying out, by the cable reel and an idler drum, the cooling cable wherein the cable reel comprises a helical pattern;

connecting, by the cooling connector, the cooling cable to the electric vehicle; and

paying in, by the cable reel and the idler drum, the cooling cable,

wherein the idler drum is configured to produce a resultant force during the paying out, thereby pushing the cooling cable away from the cable reel.

12 . The method of claim 11 , wherein the rotation mechanism comprises an electric motor mechanically connected to the cable reel and configured to rotate the cable reel.

13 . The method of claim 11 , wherein the helical pattern comprises a helical thread length greater than or equal to the length of the cooling cable.

14 . The method of claim 11 , wherein the helical pattern comprises a pitch no less than a diameter of the cooling cable.

15 . The method of claim 11 , wherein the cooling cable is configured to rest in a root between each helical thread.

16 . The method of claim 11 , wherein the helical pattern comprises a crest configured to act as a cooling fin.

17 . The method of claim 11 , further comprising providing, by a charger base, a coolant source fluidly connected to the cooling cable.

18 . The method of claim 11 , wherein the idler drum is further configured to produce a resultant force during:

the pay in, thereby pulling the cable to the cable reel.

19 . The method of claim 11 , wherein the cooling connector is incorporated with a charging connector.

20 . The method of claim 11 , further comprising controlling, by a button mounted to a surface of the cooling connector, the rotation mechanism.