US3413715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for producing the stator of a dc miniature motor
Assignee: Siemens AG
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Filing: 1966-07-05
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Granted: 1968-12-03
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Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Latussek Hans-Peter
- 👤 Dittrich Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:10
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49636; Y10T29/49696; Y10T29/49803; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53161
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A METHOD FOR PRODUCING THE STATOR OF A MIMIATURE MOTOR, COMPRISING THE STEPS OF COAXIALLY POSITIONING A CENTERING RING AROUND ONE END OF AN ASSEMBLY MANDREL; COAXIALLY POSITIONING A SUBSTANTIALLY ANNULAR STATOR MAGNET AROUND THE ASSEMBLY MANDREL; SUPPORTING THE STATOR MAGNET ON THE ASSEMBLY MANDREL IN SPACED RELATIONS FROM SAID CENTERING RING; COAXIALLY POSITIONING A BEARING PLATE AT THE OPPOSITE END OF SAID ASSEMBLY MANDREL; COAXIALLY POSITIONING A SUBSTANTIALLY TUBULAR-HOUSING AROUND THE CENTERING RING, THE STATOR MAGNET AND THE BEARING PLATE; CRIMPING THE HOUSING BETWEEN AND AROUND EACH OF THE CENTERING RING, THE STATOR MAGNET AND THE BEARING PLATE TO HOLD SAID CENTERING RING, SAID STATOR MAGNET AND SAID BEARING PLATE IN POSITION; AND WITHDRAWING THE ASSEMBLY MANDREL FROM SAID BEARING PLATE, SAID STATOR MAGNET, SAID CENTERING RING AND SAID HOUSING IN AN AXIAL DIRECTION.
Claim 2
Independent Claim
135 words
A METHOD FOR PRODUCING THE STATOR OF A MIMIATURE MOTOR, COMPRISING THE STEPS OF COAXIALLY POSITIONING A CENTERING RING AROUND ONE END OF AN ASSEMBLY MANDREL; COAXIALLY POSITIONING A SUBSTANTIALLY ANNULAR STATOR MAGNET AROUND THE ASSEMBLY MANDREL; SUPPORTING THE STATOR MAGNET ON THE ASSEMBLY MANDREL IN SPACED RELATIONS FROM SAID CENTERING RING; COAXIALLY POSITIONING A BEARING PLATE AT THE OPPOSITE END OF SAID ASSEMBLY MANDREL; COAXIALLY POSITIONING A SUBSTANTIALLY TUBULAR-HOUSING AROUND THE CENTERING RING, THE STATOR MAGNET AND THE BEARING PLATE; CRIMPING THE HOUSING BETWEEN AND AROUND EACH OF THE CENTERING RING, THE STATOR MAGNET AND THE BEARING PLATE TO HOLD SAID CENTERING RING, SAID STATOR MAGNET AND SAID BEARING PLATE IN POSITION; AND WITHDRAWING THE ASSEMBLY MANDREL FROM SAID BEARING PLATE, SAID STATOR MAGNET, SAID CENTERING RING AND SAID HOUSING IN AN AXIAL DIRECTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |