What is claimed is:
1. A semiconductor light emitting device comprising: a light emitting portion made up of at least an active layer and clad layers; and a current diffusion layer formed above a GaP substrate,
wherein the current diffusion layer is defined as InxGa1-xP (0<X<1) where a composition ratio of In equals to X.
2. A semiconductor light emitting device comprising: a light emitting portion made up of at least an active layer and clad layers; and a current diffusion layer formed above a GaP substrate,
wherein the current diffusion layer is defined as InxAlyGa1-x-yP (0<x<1, 0<y<1) where a composition ratio of In equals to x and a composition ratio of A1 equals to y.
3. The semiconductor light emitting device according to claim 1,
wherein a normal of the GaP substrate surface inclines with respect to a normal of a (100) plane toward a 011 direction.
4. The semiconductor light emitting device according to claim 3,
wherein the normal of the GaP substrate surface inclines with respect to the normal of the (100) plane toward the 011 direction by a range from 2 to 20 degrees.
5. The semiconductor light emitting device according to claim 1,
wherein the current diffusion layer is larger in an energy gap than the active layer.
6. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as InxAlyGa1-x-yP (0x1, 0y1) where a composition ratio of In equals to x, and a composition ratio of A1 equals to y.
7. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as AlxGa1-xAs (0x1) where a composition ratio of A1 equals to x.
8. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as InxAlyGa1-x-yAs (0x1, 0y1) where a composition ratio of In equals to x, and a composition ratio of A1 equals to y.
9. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as InxGa1-xAsyP1-y (0x1, 0y1) where a composition ratio of In equals to x, and a composition ratio of As equals to y.
10. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as AlxGa1-xAsySb1-y (0x1, 0y1) where a composition ratio of A1 equals to x, and a composition ratio of As equals to y.
11. The semiconductor light emitting device according to claim 1,
wherein the light emitting portions are defined as InxAlyGa1-x-yN (0x1, 0y1) where a composition ratio of In equals to x, and a composition ratio of A1 equals to y.
12. The semiconductor light emitting device according to claim 1,
wherein a current interruption layer is provided in between the light emitting portions and a current diffusion layer.
13. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is larger in an energy gap than the active layer.
14. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is disposed in a center of an interface between the light emitting portions and the current diffusion layer.
15. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is disposed in a periphery of an interface between a light emitting portion and a current diffusion layer.
16. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is made up of a GaP.
17. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is defined as InxGa1-xP (0<X<1) where a composition ratio of In equals to x.
18. The semiconductor light emitting device according to claim 12,
wherein the current interruption layer is defined as InxAlyGa1-x-yP (0<x<1, 0y1) where a composition ratio of In equals to x and a composition ratio of A1 equals to y.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An outer race for a stator assembly comprising:
a body;
an outer circumferential edge;
a plurality of keys extending radially outward from said outer circumferential edge, each of said plurality of keys having a thickness, a pair of opposing sides, and an outer key edge extending between each one of said pair of opposing sides;
at least one spline projecting from at least one of said two opposing sides; and,
an inner circumferential edge.
2. The outer race as recited in claim 1 wherein said at least one spline projects from each of said two opposing sides.
3. The outer race as recited in claim 2 wherein said at least one spline is a plurality of splines project from each of said two opposing sides
4. The outer race as recited in claim 3 wherein said plurality of splines projecting from each of said two opposing sides is three splines.
5. The outer race as recited in claim 1 wherein each said at least one spline extends the length of said thickness of each of said plurality of keys.
6. The outer race as recited in claim 1 wherein each of said at least one spline is integral with said opposing side from which it projects.
7. The outer race as recited in claim 1 wherein each of said plurality of keys is integral with said outer circumferential edge.
8. The outer race as recited in claim 1 wherein said outer race is forged.
9. The outer race as recited in claim 1 wherein said outer race is stamped.
10. A stator assembly comprising:
a stator, said stator including:
a stator body;
an outer circumferential stator edge;
an inner circumferential edge;
an outer surface; and, a inner circumferential surface including a plurality of recesses;
a plurality of blades distributed on said inner surface; and, an outer race, said outer race including:
a body;
an outer circumferential edge;
a plurality of keys extending radially outward from said outer circumferential edge, each of said plurality of keys having a thickness, a pair of opposing sides, and an outer edge extending between each one of said pair of sides;
at least one spline projecting from at least one of said two opposing sides; and, an inner circumferential edge;
wherein each of said at least one spline forms grooves within respective stator recesses when said outer race is pressed into said stator body.
11. The outer race as recited in claim 10 wherein said at least one spline projects from each of said two opposing sides.
12. The outer race as recited in claim 11 wherein said at least one spline is a plurality of splines project from each of said two opposing sides
13. The outer race as recited in claim 12 wherein said plurality of splines projecting from each of said two opposing sides is three splines.
14. The outer race as recited in claim 10 wherein each said at least one spline extends the length of said thickness of each of said plurality of keys.
15. The outer race as recited in claim 10 wherein each of said at least one spline is integral with said opposing side from which it projects.
16. The outer race as recited in claim 10 wherein each of said plurality of keys is integral with said outer circumferential edge.
17. The outer race as recited in claim 1 wherein said outer race is forged.
18. The outer race as recited in claim 1 wherein said outer race is stamped.
19. The stator assembly as recited in claim 10 wherein said stator is fabricated from a softer substance than said outer race.
20. A method of fabricating a stator assembly
wherein a stator includes:
a stator body;
an outer circumferential stator edge;
an inner circumferential edge;
an outer surface; and,
a inner circumferential surface including a plurality of recesses;
a plurality of blades distributed on said inner surface; and,
wherein an outer race includes:
a body;
an outer circumferential edge;
a plurality of keys extending radially outward from said outer circumferential edge, each of said plurality of keys having a thickness, a pair of opposing sides, and an outer edge extending between each one of said pair of sides;
at least one spline projecting from at least one of said two opposing sides; and,
an inner circumferential edge;
wherein each of said at least one spline forms grooves within respective stator recesses when said outer race is pressed into said stator body. said method comprising:
positioning each of said keys over said stator body; and, pressing said keys into said stator body in an axial direction;
wherein said plurality of splines form grooves within said stator when said outer race is pressed into said stator body.
21. The method of fabricating a stator assembly as recited in claim 20 further comprising fitting an inner race inside said inner circumferential edge.
22. The stator assembly as recited in claim 20 wherein said stator is fabricated from a softer substance than said outer race.