Stator winding heat sink configuration
AssigneeAeroVironment, Inc.
InventorsZaher Abdallah DABOUSSI, Lindsay Aspinwall SHEPPARD, Bart Dean HIBBS, Wally Ewald RIPPEL
Life of this patent
Estimating the term…
Abstract
In one possible implementation, a motor is provided including a rotor and a stator. Front cooling fins are thermally coupled to a front of the stator, and rear cooling fins are thermally coupled to a rear portion of the stator. The winding is between the front and rear cooling fins.
Claims29
An motor comprising:
- a) a rotor;
- and
- b) a stator comprising:
- i) front cooling fins thermally coupled to a front of the stator;
- ii) rear cooling fins thermally coupled to a rear portion of the stator;
- and
- iii) a winding between the front and rear cooling fins.
(canceled)
The motor of claim 43, wherein the front cooling fins have a solid front annular face, the front cooling fins being oriented radially and extending laterally between the front annular face and the front stator yoke.
(canceled)
(canceled)
The motor of claim 98, wherein the rear cooling fins have a solid outer annular face, the rear cooling fins oriented radially and extend radially between the rear stator yoke and the outer annular face.
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A motor comprising:
- a) an inner and outer rotor connected together;
- and
- b) a stator between the inner and outer rotors, the stator comprising:
- i) a winding comprising conductors encased in a thermally conductive material;
- ii) a thermally conductive front yoke mounted to a front end of the winding;
- iii) front cooling fins mounted to the front yoke;
- iv) a thermally conductive rear yoke mounted to a rear end of the winding;
- and
- v) rear cooling fins mounted to the rear yoke.
(canceled)
An aircraft motor comprising:
- a) an inner and outer rotor connected together;
- and
- b) a stator between the inner and outer rotors, the stator comprising:
- i) a winding comprising conductors encased in a thermally conductive material;
- ii) a thermally conductive front yoke mounted to a front end of the winding, the front cooling fins have a solid front annular face, the front cooling fins being oriented radially and extending laterally between the front annular face and the front stator yoke;
- iii) front cooling fins mounted to the front yoke;
- iv) a thermally conductive rear yoke mounted to a back end of the winding;
- and
- v) rear cooling fins mounted to the rear yoke the rear cooling fins have a solid outer annular face, the rear cooling fins oriented radially and extend radially between the rear stator yoke and the outer annular face
(canceled)
(canceled)
Dependencies are inferred from the claim text.