US3086268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable two-part magnetic connector
Assignee: UNIVERSAL MAGNETIC LOCK Inc
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Filing: 1961-04-24
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Granted: 1963-04-23
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Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Leo L Chaffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:19
CPC Classifications
A; A44; A44B; A44B15/00; A44B15/002; A41; A41F; A41F1/00; A41F1/002; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T24/00; Y10T24/32; Y10T70/00; Y10T70/80; Y10T70/8432; Y10T70/8676; Y10T70/8703; Y10T70/8757
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A SEPARABLE TWO-PART MAGNETIC CONNECTOR COMPRISING, IN COMBINATION, A MAGNET PART AND A COOPERATING ARMATURE, SAID MAGNET PART COMPRISING A PERMANENT MAGNET OF THE CERAMIC TYPE AND IN THE FORM OF A FLAT DISK PRESENTING OPPOSITELY FACING POLE FACES OF OPPOSITE POLARITY AND A NARROW OUTER RIM, AND A FLAT DISK-LIKE POLE PIECE OF MAGNETIC MATERIAL COEXTENSIVE WITH ONE POLE FACE OF THE MAGNET AND FIXEDLY SECURED IN COAXIAL AND FACE-TO-FACE RELATIONSHIP THEREAGAINST, THE OVER-ALL EXTENT OF THE POLE PIECE BEING SLIGHTLY GREATER THAN THE OVER-ALL EXTENT OF SAID ONE POLE FACE WHEREBY THE PERIPHERAL REGION OF THE POLE PIECE OVERHANGS AND PROJECTS OUTWARDLY A SLIGHT DISSTANCE BEYOND THE OUTER RIM OF SAID ONE POLE FACE, SAID ARMATURE COMPRISING A CUP-SHAPED MEMBER FORMED OF MAGNETIC MATERIAL AND HAVING A BOTTOM WALL AND A CONTINUOUS SIDE WALL, THE AXIAL EXTENT OF THE ARMATURE SIDE WALL BEING SLIGHTLY GREATER THAN THE AXIAL EXTENT OF THE MAGNET AND THE INTERNAL CROSS-SECTIONAL AREA OF THE ARMA-
Claim 2
Dependent Claim
162 words
A SEPARABLE TWO-PART MAGNETIC CONNECTOR COMPRISING, IN COMBINATION, A MAGNET PART AND A COOPERATING ARMATURE, SAID MAGNET PART COMPRISING A PERMANENT MAGNET OF THE CERAMIC TYPE AND IN THE FORM OF A FLAT DISK PRESENTING OPPOSITELY FACING POLE FACES OF OPPOSITE POLARITY AND A NARROW OUTER RIM, AND A FLAT DISK-LIKE POLE PIECE OF MAGNETIC MATERIAL COEXTENSIVE WITH ONE POLE FACE OF THE MAGNET AND FIXEDLY SECURED IN COAXIAL AND FACE-TO-FACE RELATIONSHIP THEREAGAINST, THE OVER-ALL EXTENT OF THE POLE PIECE BEING SLIGHTLY GREATER THAN THE OVER-ALL EXTENT OF SAID ONE POLE FACE WHEREBY THE PERIPHERAL REGION OF THE POLE PIECE OVERHANGS AND PROJECTS OUTWARDLY A SLIGHT DISSTANCE BEYOND THE OUTER RIM OF SAID ONE POLE FACE, SAID ARMATURE COMPRISING A CUP-SHAPED MEMBER FORMED OF MAGNETIC MATERIAL AND HAVING A BOTTOM WALL AND A CONTINUOUS SIDE WALL, THE AXIAL EXTENT OF THE ARMATURE SIDE WALL BEING SLIGHTLY GREATER THAN THE AXIAL EXTENT OF THE MAGNET AND THE INTERNAL CROSS-SECTIONAL AREA OF THE ARMA-
References Cited (Backward Citations)
US2637887A
Cited
US2678228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |