US3265913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic retaining means
Assignee: Syncro Corp
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Filing: 1963-12-05
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Granted: 1966-08-09
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Expires: 1983-12-05
Abstract
No abstract record available.
Inventors
- 👤 Ira J Irwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:26
CPC Classifications
H; H02; H02K; H02K1/00; H02K1/06; H02K1/22; H02K1/27; H02K1/2786; H02K1/2787; H02K1/2789; H02K1/2791; Y; Y10; Y10T; Y10T403/00; Y10T403/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN AN ALTERNATOR ASSEMBLY, A SUPPORT RING HAVING AN ANNULAR CYLINDRICAL WALL, A PLURALITY OF MAGNET ASSEMBLIES IN CIRCUMFERENTIALLY SPACED RELATION ON SAID WALL AND HAVING SURFACES ENGAGING THE WALL AND CONCENTRIC THEREWITH, A PAIR OF CLAMPING RINGS IN AXIALLY SPACED RELATION ON OPPOSITE SIDES OF SAID MAGNET ASSEMBLIES AND CONCENTRIC WITH SAID WALL, MEANS FOR DRAWING SAID CLAMPING RINGS AXIALLY TOWARD EACH OTHER, SAID MEANS COMPRISING A PLURALITY OF FASTENERS EXTENDING AXIALLY BETWEEN ADJACENT MAGNET ASSEMBLIES, SAID FASTERNERS BEING INDIVIDUALLY ADJUSTABLE TO DRAW SAID CLAMPING RINGS TOWRAD EACH OTHER, AND FACING PROTRUSIONS ON SAID CLAMPING RINGS ENGAGING THE OPPOSITE SIDES OF SAID MAGNET ASSEMBLIES, SAID FACING PROTRUSIONS HAVING A WEDGING ACTION WITH RESPECT TO SAID MAGNET ASSEMBLIES, WHEREBY SAID MAGNET ASSEMBLIES ARE FIRMLY SECURED BY FRICTIONAL ENGAGEMENT WITH SAID SUPPORT RING WALL.
Claim 2
Dependent Claim
133 words
IN AN ALTERNATOR ASSEMBLY, A SUPPORT RING HAVING AN ANNULAR CYLINDRICAL WALL, A PLURALITY OF MAGNET ASSEMBLIES IN CIRCUMFERENTIALLY SPACED RELATION ON SAID WALL AND HAVING SURFACES ENGAGING THE WALL AND CONCENTRIC THEREWITH, A PAIR OF CLAMPING RINGS IN AXIALLY SPACED RELATION ON OPPOSITE SIDES OF SAID MAGNET ASSEMBLIES AND CONCENTRIC WITH SAID WALL, MEANS FOR DRAWING SAID CLAMPING RINGS AXIALLY TOWARD EACH OTHER, SAID MEANS COMPRISING A PLURALITY OF FASTENERS EXTENDING AXIALLY BETWEEN ADJACENT MAGNET ASSEMBLIES, SAID FASTERNERS BEING INDIVIDUALLY ADJUSTABLE TO DRAW SAID CLAMPING RINGS TOWRAD EACH OTHER, AND FACING PROTRUSIONS ON SAID CLAMPING RINGS ENGAGING THE OPPOSITE SIDES OF SAID MAGNET ASSEMBLIES, SAID FACING PROTRUSIONS HAVING A WEDGING ACTION WITH RESPECT TO SAID MAGNET ASSEMBLIES, WHEREBY SAID MAGNET ASSEMBLIES ARE FIRMLY SECURED BY FRICTIONAL ENGAGEMENT WITH SAID SUPPORT RING WALL.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |