US5184040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric power generators having like numbers of magnets and coils
Assignee: Individual
•
Filing: 1990-08-30
•
Granted: 1993-02-02
•
Expires: 2010-08-30
Abstract
Abstract An electric power generator comprises several permanent magnet disks including several permanent magnets and several coil disks located between the permanent magnet disks and including several coils, and a line connection circuit for connecting output lines of the coils in parallel.
Inventors
- 👤 Jong H. Lim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:12
CPC Classifications
H; H02; H02K; H02K21/00; H02K21/12; H02K21/24; H02K21/26; H02K21/38
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
300 words
An electric power generator having a body case comprising: a driving shaft; a first permanent magnet disk fixed to the body case of the electric power generator and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the driving shaft and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the driving shaft and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; and line connection means for connecting output lines of the coils in parallel.
Claim 2
Dependent Claim
300 words
An electric power generator having a body case comprising: a driving shaft; a first permanent magnet disk fixed to the body case of the electric power generator and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the driving shaft and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the driving shaft and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; and line connection means for connecting output lines of the coils in parallel.
Claim 3
Dependent Claim
24 words
An electric power generator according to claim 1, wherein each of the first, second and third permanent magnet disks includes four ferrite permanent magnets.
Claim 4
Dependent Claim
98 words
An electric power generator according to claim 1, further comprising a fourth permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnet being inserted and fixed at a predetermined interval of a given angle for the driving shaft, and a third coil disk fixed to the driving shaft and located between the third and fourth magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft.
Claim 5
Dependent Claim
300 words
An electric power generator having a body case comprising a driving shaft; a first permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the body case of the electric power generator and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the body case and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; and line connection means for connecting output lines of the coils in parallel.
Claim 6
Dependent Claim
300 words
An electric power generator having a body case comprising a driving shaft; a first permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the driving shaft and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the body case of the electric power generator and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the body case and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; and line connection means for connecting output lines of the coils in parallel.
Claim 7
Dependent Claim
406 words
An electric power generator having a body case comprising: a driving shaft; a first permanent magnet disk fixed to the body case of the generator and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle of the driving shaft, wherein each supplementary permanent magnet is separated from tis associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the body case and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the body case and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a first rotation disk fixed to the driving shaft and located between the first permanent magnet disk and the first coil disk and including several magnetic-flux-blocking elements; a second rotation disk fixed to the driving shaft and located between the second permanent magnet disk and the first coil disk and including several magnetic-flux-blocking elements; a third rotation disk fixed to the driving shaft and located between the second permanent magnet disk and the second coil disk and including several magnetic-flux-blocking elements; a fourth rotation disk fixed to the driving shaft and located between the third permanent magnet disk and the second coil disk and including several magnetic-flux-blocking elements; and line connection means for connecting output lines of the coils in parallel.
Claim 8
Dependent Claim
406 words
An electric power generator having a body case comprising: a driving shaft; a first permanent magnet disk fixed to the body case of the generator and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at a predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a second permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle of the driving shaft, wherein each supplementary permanent magnet is separated from tis associated permanent magnet by a predetermined air gap; a third permanent magnet disk fixed to the body case and including several permanent magnets and a supplementary permanent magnet associated with each permanent magnet, the magnets being inserted and fixed at the predetermined interval of a given angle for the driving shaft, wherein each supplementary permanent magnet is separated from its associated permanent magnet by a predetermined air gap; a first coil disk fixed to the body case and located between the first and second permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a second coil disk fixed to the body case and located between the second and third permanent magnet disks and including several coils corresponding to the permanent magnets which are inserted and fixed at the predetermined interval of a given angle for the driving shaft; a first rotation disk fixed to the driving shaft and located between the first permanent magnet disk and the first coil disk and including several magnetic-flux-blocking elements; a second rotation disk fixed to the driving shaft and located between the second permanent magnet disk and the first coil disk and including several magnetic-flux-blocking elements; a third rotation disk fixed to the driving shaft and located between the second permanent magnet disk and the second coil disk and including several magnetic-flux-blocking elements; a fourth rotation disk fixed to the driving shaft and located between the third permanent magnet disk and the second coil disk and including several magnetic-flux-blocking elements; and line connection means for connecting output lines of the coils in parallel.
References Cited (Backward Citations)
JPS5326903A
Cited
US4187441A
Cited
US4358693A
Cited
US4684839A
Cited
US4968913A
Cited
US5039895A
Cited
US4761590A
Cited
US5079461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-02-02 | 1996-08-03 | 1997-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-02-02 | 2000-08-03 | 2001-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-02-02 | 2004-08-03 | 2005-02-02 | $7700.00 | Window Closed / Lapsed |