US3624439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical energy converter with low-inertia specially wound coil
Assignee: Individual
•
Filing: 1970-07-13
•
Granted: 1971-11-30
•
Expires: 1990-07-13
Abstract
Abstract An electromechanical energy converter with low-inertia, coreless, nonmagnetic coils rotating in fields of high-magnetic flux provided by pairs of magnetic rows having connected like poles facing connected unlike poles provides increased output energy for a given input energy.
Inventors
- 👤 Kiyoshi Tokutomi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:09
CPC Classifications
H; H02; H02K; H02K21/00; H02K21/26; H02K1/00; H02K1/06; H02K1/12; H02K1/17
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
173 words
An electromechanical energy converter comprising: a pair of spaced magnetic rows, each row comprising a plurality of magnetic poles of like and unlike polarity with like poles connected in one row and facing connected unlike poles in the other row; an electrically conductive coil interposed between the spaced magnetic rows, the coil comprising a pluRality of smaller coils, each smaller coil being of a width corresponding to and substantially the same as the length of two connected magnets in a row, each smaller coil comprising a plurality of loops, oriented so that the innermost winding of a smaller coil overlaps connected like poles of two magnets in a row and the outermost winding of the same smaller coil overlaps the remaining two unlike poles of the same magnets, each smaller coil having a pair of output terminals; a rotatable shaft extending through the magnetic rows, the conductive coil fastened to the shaft; a pair of spaced collector rings located on the shaft away from the magnetic rows and electrically coupled to the coil.
Claim 2
Dependent Claim
173 words
An electromechanical energy converter comprising: a pair of spaced magnetic rows, each row comprising a plurality of magnetic poles of like and unlike polarity with like poles connected in one row and facing connected unlike poles in the other row; an electrically conductive coil interposed between the spaced magnetic rows, the coil comprising a pluRality of smaller coils, each smaller coil being of a width corresponding to and substantially the same as the length of two connected magnets in a row, each smaller coil comprising a plurality of loops, oriented so that the innermost winding of a smaller coil overlaps connected like poles of two magnets in a row and the outermost winding of the same smaller coil overlaps the remaining two unlike poles of the same magnets, each smaller coil having a pair of output terminals; a rotatable shaft extending through the magnetic rows, the conductive coil fastened to the shaft; a pair of spaced collector rings located on the shaft away from the magnetic rows and electrically coupled to the coil.
Claim 3
Dependent Claim
13 words
The converter of claim 1 wherein the smaller coils are connected in parallel.
Claim 4
Dependent Claim
13 words
The converter of claim 1 wherein the smaller coils are connected in series.
Claim 5
Dependent Claim
20 words
The converter of claim 1 further defined by a small iron core located at the center of each smaller coil.
Claim 6
Dependent Claim
59 words
A coil for an electromechanical energy converter comprising a plurality of windings of electrically conductive material that extend in a spiral-like manner from a relatively narrow inner winding to a relatively wide outer winding, with each intermediate winding between the innermost winding and the outermost winding wider than an adjacent inner winding and narrower than an adjacent outer winding.
Claim 7
Dependent Claim
59 words
A coil for an electromechanical energy converter comprising a plurality of windings of electrically conductive material that extend in a spiral-like manner from a relatively narrow inner winding to a relatively wide outer winding, with each intermediate winding between the innermost winding and the outermost winding wider than an adjacent inner winding and narrower than an adjacent outer winding.
Claim 8
Dependent Claim
27 words
The coil of claim 5 further defined by a pair of output terminals, one winding coupled to one terminal, and another winding coupled to the other terminal.
Claim 9
Dependent Claim
29 words
The coil of claim 6 wherein one output terminal is coupled to the innermost winding of the coil, and the other output terminal is coupled to the outermost winding.
Claim 10
Dependent Claim
21 words
The coil of claim 7 wherein the windings thereof extends in a clockwise direction from the innermost to the outermost winding.
Claim 11
Dependent Claim
21 words
The coil of claim 5 wherein the windings thereof extend in a counterclockwise direction from the innermost to the outermost winding.
Claim 12
Dependent Claim
19 words
Apparatus comprising a plurality of the coils of claim 5 located adjacent to one another in a circular pattern.
Claim 13
Dependent Claim
14 words
Apparatus of claim 10 wherein the plurality of coils are electrically coupled in parallel.
Claim 14
Dependent Claim
14 words
Apparatus of claim 1 wherein the plurality of coils are electrically coupled in series.
Claim 15
Dependent Claim
11 words
Apparatus of claim 10 rotatably mounted in an electromechanical energy converter.
Claim 16
Dependent Claim
23 words
Apparatus of claim 10 rotatably mounted between a pair of spaced magnetic rows, each row comprising a plurality of like and unlike poles.
Claim 17
Dependent Claim
26 words
Apparatus of claim 14 further defined by a rotatable shaft extending through the pair of magnetic rows with the plurality of coils fastened to the shaft.
Claim 18
Dependent Claim
30 words
Apparatus of claim 15 further defined by a pair of spaced collector rings located on the shaft away from the magnetic rows, the rings coupled to the plurality of coils.
Claim 19
Dependent Claim
35 words
Apparatus of claim 16, wherein each coil of the plurality is of a width corresponding to and substantially the same as the length between three adjacent magnetic poles of alternating polarity in a magnetic row.
Claim 20
Dependent Claim
46 words
Apparatus of claim 17 wherein the innermost winding of each coil overlaps a magnetic pole of one polarity and the outermost winding thereof overlaps one-half of two spaced magnetic poles of opposite polarity adjacent to but spaced apart from the magnetic pole of the one polarity.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-29 | 1975-05-31 | 1975-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-29 | 1979-05-31 | 1979-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-29 | 1983-05-31 | 1983-11-30 | $7700.00 | Window Closed / Lapsed |