CPC B60N 2/5657 (2013.01) [B60N 2/5628 (2013.01); B60N 2/5685 (2013.01); B60N 2/5692 (2013.01); B60R 22/12 (2013.01)] | 6 Claims |
1. A seat system comprising:
a seat bottom;
a seat back at a rear of the seat bottom;
a thermally controlled seat belt having a lap portion configured to extend over a lap of a passenger seated on the seat bottom and a shoulder portion configured to extend over a shoulder of the passenger, wherein the thermally controlled seat belt includes a plurality of Peltier effect thermoelectric elements mounted to the strap, the thermoelectric elements being connected to a power supply, wherein the thermoelectric elements have a heating side and a cooling side, and wherein when a DC electric current flows through the thermoelectric elements, it brings heat from the cooling side to the heating side, wherein the thermoelectric units are alternated so that a cooling side of a thermoelectric unit is facing the passenger and adjacent ones of the thermoelectric units have their heating side facing the passenger;
a power controller for adjusting an amount of power delivered to the thermoelectric elements from the power supply, wherein when heating is needed, the thermoelectric units with a heating side facing the passenger are activated by the power controller and when cooling is needed, the thermoelectric units with a cooling side facing the passenger are activated by the power controller.
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