Heat sinks having an embedded three-dimensional pulsating heat pipe and electric vertical take-off and landing vehicles incorporating the same
AssigneesToyota Motor Engineering & Manufacturing North America, Inc., Calyos SA
InventorsVincent Dupont, Shailesh N. Joshi, Danny J. Lohan
Life of this patent
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Abstract
In one embodiment, a heat sink includes an evaporator plate having a heat receiving surface and a cooling surface, a plurality of fins extending from the heat receiving surface, a condenser plate transverse from the plurality of fins such that a gap is defined between the evaporator plate and the condenser plate, and a pulsating heat pipe channel embedded within the evaporator plate, the plurality of fins, and the condenser plate.
Claims20
A heat sink comprising:
- an evaporator plate comprising a heat receiving surface and a cooling surface;
- a plurality of fins extending from the heat receiving surface;
- a condenser plate transverse from the plurality of fins such that a gap is defined between the evaporator plate and the condenser plate;
- and
- a pulsating heat pipe channel embedded within the evaporator plate, the plurality of fins, and the condenser plate.
An electronic assembly comprising:
- an electronic device;
- and
- a heat sink comprising:
- an evaporator plate comprising a heat receiving surface and a cooling surface, wherein the electronic device is coupled to the heat receiving surface;
- a plurality of fins extending from the heat receiving surface;
- a condenser plate transverse from the plurality of fins such that a gap is defined between the evaporator plate and the condenser plate;
- and
- a pulsating heat pipe channel embedded within the evaporator plate, the plurality of fins, and the condenser plate.
An electric vertical take-off and landing vehicle (eVTOL) comprising:
- a body;
- a propeller coupled to the body;
- an electric motor operable to rotate the propeller;
- an electronic device operable to control the electric motor;
- and
- a heat sink comprising:
- an evaporator plate comprising a heat receiving surface and a cooling surface, wherein the electronic device is coupled to the heat receiving surface;
- a plurality of fins extending from the heat receiving surface;
- a condenser plate transverse from the plurality of fins such that a gap is defined between the evaporator plate and the condenser plate;
- and
- a pulsating heat pipe channel embedded within the evaporator plate, the plurality of fins, and the condenser plate.
Dependencies are inferred from the claim text.