Lightweight high power electromotive device

Claim 2

An electromotive device, comprising: an inductor including a plurality of magnetic flux conducting bars and electric windings disposed about said bars for generating an electromagnetic field; said electric windings comprising electrical conductors randomly dispersed between said flux conducting bars; said bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device; a magnetic field generator positioned adjacent to one side of said inductor; a first flux return path on the side of said magnetic field generator opposite said inductor; and a second flux return path on the side of said inductor opposite said magnetic field generator.

Claim 3

An electromotive device as defined in claim 1, wherein said flux conducting bars comprise a lamination of flux conducting sheets.

Claim 4

An electromotive device comprising: an inductor including a plurality of magnetic flux conducting bars comprising a lamination of flux conducting sheets and electric windings disposed about said bars for generating an electromagnetic field; said electric windings disposed about said bars for generating an electromagnetic field comprising electrical conductors randomly dispersed between said flux conducting bars; said bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device; said flux conducting sheets are fabricated from silicon iron and insulated from each other by a coating of silicon oxide; a magnetic field generator positioned adjacent to one side of said inductor; a first flux return path on the side of said magnetic field generator opposite said inductor; and a second flux return path on the side of said inductor opposite said magnetic field generator.

Claim 5

An electromotive device comprising: an inductor including a plurality of magnetic flux conducting bars comprising a lamination of flux conducting sheets and electric windings disposed about said bars for generating an electromagnetic field; said electric windings disposed about said bars for generating an electromagnetic field comprising electrical conductors randomly dispersed between said flux conducting bars; said bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device; said flux conducting sheets are fabricated from silicon iron and insulated from each other by a coating of silicon oxide; a magnetic field generator positioned adjacent to one side of said inductor; a first flux return path on the side of said magnetic field generator opposite said inductor; and a second flux return path on the side of said inductor opposite said magnetic field generator.

Claim 6

An electromotive device as defined in claim 2, wherein said flux conducting sheets are fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars.

Claim 7

An electromotive device as defined in claim 1, comprising: means for reducing heat generation within said electromotive device, said means including said flux conducting bars fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars.

Claim 8

An electromotive device as defined in claim 1, wherein said flux conducting bars are fabricated from a metal alloy having an iron content which creates a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 9

An electromotive device as defined in claim 1, wherein the dimension of said flux conducting bars along the axis parallel to the primary flux path through said flux conducting bars is short relative to the longitudinal axis of said bars which parallels the major axis of said electric windings disposed about said bars for generating an electromagnetic field.

Claim 10

An electromotive device as defined in claim 3, wherein said geometry includes extensions at the longitudinal edges for increasing the heat exchange surface of the inductor in addition to providing said magnetic shielding.

Claim 11

An electromotive device as defined in claim 1, wherein said magnetic field generator comprises permanent magnets.

Claim 12

An electromotive device as defined in claim 1, wherein said first flux return path is iron.

Claim 13

An electromotive device as defined in claim 1, wherein said second flux return path is fabricated from the same alloy as said bars.

Claim 14

An electromotive device as defined in claim 1, wherein said second flux return path is fabricated from the same material as said bars.

Claim 15

An electromotive device as defined in claim 1, wherein said inductor is a stator.

Claim 16

An electromotive device as defined in claim 1, wherein said inductor is an armature.

Claim 17

An electromotive device as defined in claim 1, wherein said electromotive device is a linear motor.

Claim 18

An electromotive device as defined in claim 1, wherein said electromotive device is a rotary motor.

Claim 19

An electromotive device as defined in claim 1, wherein said electromotive device is a generator.

Claim 20

An electromotive device as defined in claim 1, wherein said electromotive device is an alternator.

Claim 21

An electromotive device as defined in claim 1, wherein said geometry defines an "I".

Claim 22

An electromotive device as defined in claim 1, wherein said electric windings comprise large diameter conductors relative to the dimensions of said inductor.

Claim 23

An electromotive device as defined in claim 1, wherein said geometry includes extensions at the longitudinal edges for increasing the heat exchange surface of the inductor in addition to providing said magnetic shielding.

Claim 24

An electromotive device, comprising: a stator including a plurality of magnetic flux conducting bars and windings comprising electrical conductors disposed about and randomly dispersed between said bars for generating an electromagnetic field; said flux conducting bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device, said flux conducting bars comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approaching the flux saturation point as determined by the electrical properties of the design of said electromotive device; a plurality of permanent magnets positioned adjacent to one side of said stator; a solid iron flux return path on the side of said magnetic field generator opposite said stator; and a flux return path on the side of said inductor opposite said magnetic field generator, said flux return path comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 25

An electromotive device, comprising: a stator including a plurality of magnetic flux conducting bars and windings comprising electrical conductors disposed about and randomly dispersed between said bars for generating an electromagnetic field; said flux conducting bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device, said flux conducting bars comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approaching the flux saturation point as determined by the electrical properties of the design of said electromotive device; a plurality of permanent magnets positioned adjacent to one side of said stator; a solid iron flux return path on the side of said magnetic field generator opposite said stator; and a flux return path on the side of said inductor opposite said magnetic field generator, said flux return path comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 26

An electromotive device, comprising: a rotor including a plurality of magnetic flux conducting bars and windings comprising electrical conductors disposed about and randomly dispersed between said bars for generating an electromagnetic field; said flux conducting bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device, said flux conducting bars comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approaching the flux saturation point as determined by the electrical properties of the design of said electromotive device; a plurality of permanent magnets positioned adjacent to one side of said rotor; a solid iron flux return path on the side of said magnetic field generator opposite said rotor; and a flux return path on the side of said inductor opposite said magnetic field generator, said flux return path comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 27

An electromotive device, comprising: a rotor including a plurality of magnetic flux conducting bars and windings comprising electrical conductors disposed about and randomly dispersed between said bars for generating an electromagnetic field; said flux conducting bars incorporating a geometry which shields said windings from the magnetic fields within the electromotive device, said flux conducting bars comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approaching the flux saturation point as determined by the electrical properties of the design of said electromotive device; a plurality of permanent magnets positioned adjacent to one side of said rotor; a solid iron flux return path on the side of said magnetic field generator opposite said rotor; and a flux return path on the side of said inductor opposite said magnetic field generator, said flux return path comprising a lamination of flux conducting sheets insulated from each other by a coating of silicon oxide and fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars from a silicon iron metal alloy having a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 28

An electromotive device as defined in claim 3, wherein said flux conducting sheets are fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars.

Claim 29

An electromotive device as defined in claim 3, comprising: means for reducing heat generation within said electromotive device, said means including said flux conducting bars fabricated with a material grain direction parallel to the primary flux path through said flux conducting bars.

Claim 30

An electromotive device as defined in claim 3, wherein said flux conducting bars are fabricated from a metal alloy having an iron content which creates a flux carrying ability approximately equal to the flux saturation point as determined by the electrical properties of the design of said electromotive device.

Claim 31

An electromotive device as defined in claim 3, wherein the dimension of said flux conducting bars along the axis parallel to the primary flux path through said flux conducting bars is short relative to the longitudinal axis of said bars which parallels the major axis of said electric windings disposed about said bars for generating an electromagnetic field.

Claim 32

An electromotive device as defined in claim 3, wherein said magnetic field generator comprises permanent magnets.

Claim 33

An electromotive device as defined in claim 3, wherein said first flux return path is iron.

Claim 34

An electromotive device as defined in claim 3, wherein said second flux return path is fabricated from the same alloy as said bars.

Claim 35

An electromotive device as defined in claim 3, wherein said second flux returning path is fabricated from the same material as said bars.

Claim 36

An electromotive device as defined in claim 3, wherein said inductor is a stator.

Claim 37

An electromotive device as defined in claim 3, wherein said inductor is an armature.

Claim 38

An electromotive device as defined in claim 3, wherein said electromotive device is a linear motor.

Claim 39

An electromotive device as defined in claim 3, wherein said electromotive device is a rotary motor.

Claim 40

An electromotive device as defined in claim 3, wherein said electromotive device is a generator.

Claim 41

An electromotive device as defined in claim 3, wherein said electromotive device is an alternator.

Claim 42

An electromotive device as defined in claim 3, wherein said geometry defines an "I".

Claim 43

An electromotive device as defined in claim 3, wherein said electric windings comprise large diameter conductors relative to the dimensions of said inductor.