Patent ID: 8601951

Claim:
A self-cooling trolley comprising: a housing having a first side, a second side substantially parallel to the first side, one or more vents formed in each of the first side and the second side and at lease one pair of magnets disposed on and within the housing, wherein: each pair of the at least one pair of magnets includes a first magnet having a north magnetic pole and a second magnet having a south magnetic pole, and the first magnet is arranged on an inside surface of the first side of the housing and the second magnet is arranged opposite the first magnet on an inside surface of the second side of the housing; and at least one wheel being rotatably engaged with and positioned at least partially within the housing, being formed of one or more non-ferromagnetic metals and having a first outside surface including a first flange, a second outside surface including a second flange and one or more cooling blades disposed on each of the first outside surface and the second outside surface, wherein: the first flange and the second flange define a groove therebetween for receiving a cable and the one or more cooling blades generate airflow inwardly and/or outwardly through the one or more vents upon the at least one wheel being rotated, wherein the first magnet and the second magnet of the at least one pair of magnets are disposed within the housing adjacent the at least one wheel and configured to generate eddy currents about the at least one wheel to oppose the rotation of the at least one wheel.