1. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other; and
wherein the armature is configured in such a manner that a plurality of armature cores are disposed to sandwich the magnets, which are mounted on the rotor disc and provided with a particular magnetic pole, and that a winding is commonly wound between the armature cores.
2. The rotary electrical machine according to claim 1,
wherein the armature cores each include upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc, and a core portion, which joins the upper and lower magnetic pole teeth; and wherein the magnetic pole teeth are formed in the longitudinal direction of the magnets.
3. The rotary electrical machine according to claim 1,
wherein the armature cores each include upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc, and a core portion, which joins the upper and lower magnetic pole teeth; and wherein the winding, which is commonly wound between the armature cores, is provided for the core portion.
4. The rotary electrical machine according to claim 1,
wherein the armature cores each include upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc, and a core portion, which joins the upper and lower magnetic pole teeth; and wherein the winding, which is commonly wound between the armature cores, is commonly provided for the upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc.
5. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other;
wherein the armature is configured in such a manner that a plurality of armature cores are disposed to sandwich the magnets on the rotor disc, and that a winding is commonly wound between the armature cores; and
wherein, when the angle formed by the neighboring magnets on the rotor disc is \u03b8, the angle formed by the armature cores is 2\u03b8.
6. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other;
wherein the armature is configured in such a manner that a plurality of armature cores are disposed to sandwich the magnets on the rotor disc, and that a winding is commonly wound between the armature cores; and
wherein, when the angle formed by the neighboring magnets on the rotor disc is \u03b8 and the symbol n represents an arbitrary harmonic number, the angle formed by the armature cores is 2\u03b8\xb1\u03b8n.
7. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other;
wherein the armature is configured in such a manner that a plurality of armature cores are disposed to sandwich the magnets, which are mounted on the rotor disc and provided with a particular magnetic pole, and that a winding is commonly wound between the armature cores;
wherein the armature cores each include upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc, and a core portion, which joins the upper and lower magnetic pole teeth, the magnetic pole teeth being formed in the longitudinal direction of the magnets.
8. The rotary electrical machine according to claim 7,
wherein a air gap between the magnetic pole teeth and the magnets is configured in such a manner that the air gap formed by the leading ends of the magnetic pole teeth is smaller than the air gap formed by the core side of the magnetic pole teeth.
9. The rotary electrical machine according to claim 7,
wherein a portion of the magnetic pole teeth that is close to the magnets on the rotor disc is thin.
10. The rotary electrical machine according to claim 7,
wherein surfaces of the magnetic pole teeth that face the magnets are shaped to match the rectangular shapes of the magnets.
11. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other;
wherein the armature is configured in such a manner that a plurality of armature cores are disposed to sandwich the magnets, which are mounted on the rotor disc and provided with a particular magnetic pole, and that a winding is commonly wound between the armature cores;
wherein the armature cores each include upper and lower magnetic pole teeth, which are respectively positioned above and below the rotor disc, and a core portion, which joins the upper and lower magnetic pole teeth; and
wherein an auxiliary core is provided between neighboring magnetic pole teeth of the armature cores.
12. A rotary electrical machine comprising:
a rotor disc; and
an armature;
wherein the rotor disc is configured in such a manner that a plurality of rectangular magnets whose longitudinal direction crosses the direction of rotation are disposed on the rotor disc, and that the polarities of neighboring magnets differ from each other;
wherein the armature includes a plurality of armature cores that are disposed to sandwich the magnets, which are mounted on the rotor disc and provided with a particular magnetic pole, and a winding that is commonly wound between the armature cores, the armature being placed at different positions and provided independently for each phase.
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. A circuit structure comprising:
a first transmission line having a first center conductor extending between first and second spaced-apart, planar primary conducting surfaces having widths that are greater than a distance between the first and second conducting surfaces, and the first and second conducting surfaces having a first orientation; and
a second transmission line having a second center conductor having an end coupled to an end of the first center conductor, the second center conductor extending between third and fourth spaced-apart, planar primary conducting surfaces having widths that are greater than a distance between the third and fourth conducting surfaces, the third and fourth conducting surfaces having a second orientation transverse to the first orientation, the third conducting surface contacting at least the first conducting surface and the fourth conducting surface contacting at least the second conducting surface.
2. The circuit structure of claim 1, of which the first orientation is substantially orthogonal to the second orientation.
3. The circuit structure of claim 1, of which the first center conductor includes a bend adjacent to the end of the first center conductor.
4. The circuit structure of claim 3, of which the bend extends generally parallel to the first and second surfaces.
5. The circuit structure of claim 1, of which the first and second center conductors are of different sizes.
6. The circuit structure of claim 5, further comprising an intermediate center conductor connecting the first and second center conductors, the intermediate center conductor having a size intermediate the sizes of the first and second center conductors.
7. The circuit structure of claim 1, of which the third and fourth conducting surfaces each contact both of the first and second conducting surfaces.
8. The circuit structure of claim 7, of which the first and second conducting surfaces have edges that taper inwardly adjacent to where the first and second conducting surfaces contact the third and fourth conducting surfaces.
9. The circuit structure of claim 8, of which the tapered edges of the first and second surfaces are curved.
10. The circuit structure of claim 9, of which at least a portion of each of the tapered edges of the first and second surfaces is curved with a substantially constant radius of curvature.
11. The circuit structure of claim 10, of which the first center conductor has a cross section with a first width, and the radius of curvature of each of the tapered outer edges has a radius of curvature that is less than twice the first width of the first center conductor.
12. The circuit structure of claim 10, of which the first center conductor has a generally circular cross section with a first radius of curvature, and the radius of curvature of each of the tapered outer edges generally equals the first radius of curvature.
13. The circuit structure of claim 12, of which the second center conductor has a generally circular cross section with a second radius of curvature, and the third and fourth conducting surfaces have edges that contact corresponding edges of the first and second conducting surfaces, forming respective pairs of contacting edges that are curved with a radius of curvature that corresponds to the radius of curvature of the center conductor adjacent to the contacting edges.
14. The circuit structure of claim 13, of which the first and second conducting surfaces have curved non-contacting edges adjacent the contacting edges.
15. The circuit structure of claim 14, of which the non-contacting edges are either concave or convex.
16. The circuit structure of claim 15, of which the non-contacting edges have radii of curvature corresponding to the radius of curvature of the first center conductor.
17. The circuit structure of claim 13, of which the pairs of contacting edges are curved with a radius of curvature that is generally equal to the radius of curvature of the center conductor adjacent to the contacting edges.
18. A circuit structure comprising:
a first slabline having a first center conductor extending through a shield having first and second spaced-apart, parallel and planar primary conducting surfaces having widths that are greater than a distance between the first and second conducting surfaces, the first center conductor having a circular cross section with a radius and the first and second conducting surfaces having a first orientation; and
a second slabline having a second center conductor having an end coupled to an end of the first center conductor, the second center conductor extending through a shield having third and fourth spaced-apart, parallel and planar primary conducting surfaces having widths that are greater than a distance between the third and fourth conducting surfaces, the third and fourth conducting surfaces having a second orientation substantially orthogonal to the first orientation, the third and fourth conducting surfaces having respective edges each contacting edges of the first and second conducting surfaces and forming respective pairs of contacting edges, each pair of contacting edges being matingly curved with a radius of curvature that is between one-half and two times the radius of the center conductor adjacent to the contacting edges.