US3262027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid structure and mounting means therefor
Assignee: Automatic Switch Co
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Filing: 1964-04-06
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Granted: 1966-07-19
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Expires: 1984-04-06
Abstract
No abstract record available.
Inventors
- 👤 Michael J Zaleske
- 👤 Alan W Churchill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:21
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/08; H01F7/16; F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0675; H01F3/00; H01F3/02; H01F7/081; H01F7/10; H01F2007/083; H01F2007/1676
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
IN A SOLENOID, A NON-MAGNETIC CORE TUBE, A SPOOL ENCIRCLING SAID TUBE AND SUPPORTING A SOLENOID COIL, A MAGNETIC ARMATURE WITHIN SAID TUBE, AND A MAGNETIC YOKE ENVELOPING SAID SPOOL AND COMPLETING A MAGNETIC CIRCUIT THROUGH SAID ARMATURE, SAID YOKE COMPRISING A U-SHAPED PERIPHERAL WALL AND DOUBLE-PLY END WALLS, THE CURVE OF THE U EXTENDING AROUND THE SPOOL IN SUBSTANTIALLY CONCENTRIC RELATION THERETO AND THE ARMS OF THE U DEFINING SIDE WALLS ON OPPOSITE SIDES OF THE SPOOL, RESPECTIVELY, EACH SIDE WALL HAVING INTEGRAL WINGS EXTENDING ACROSS THE SPOOL AXIS AT THE OPPOSITE SPOOLS END RESPECTIVELY, ADJACENT WINGS BEING IN OVERLAPPING RELATION TO DEFINE SAID DOUBLE-PLY END WALLS, SAID END WALLS BEING PROVIDED WITH ALIGNED OPENINGS THROUGH WHICH THE OPPOSITE END PORTIONS OF SAID TUBE EXTEND.
Claim 2
Dependent Claim
126 words
IN A SOLENOID, A NON-MAGNETIC CORE TUBE, A SPOOL ENCIRCLING SAID TUBE AND SUPPORTING A SOLENOID COIL, A MAGNETIC ARMATURE WITHIN SAID TUBE, AND A MAGNETIC YOKE ENVELOPING SAID SPOOL AND COMPLETING A MAGNETIC CIRCUIT THROUGH SAID ARMATURE, SAID YOKE COMPRISING A U-SHAPED PERIPHERAL WALL AND DOUBLE-PLY END WALLS, THE CURVE OF THE U EXTENDING AROUND THE SPOOL IN SUBSTANTIALLY CONCENTRIC RELATION THERETO AND THE ARMS OF THE U DEFINING SIDE WALLS ON OPPOSITE SIDES OF THE SPOOL, RESPECTIVELY, EACH SIDE WALL HAVING INTEGRAL WINGS EXTENDING ACROSS THE SPOOL AXIS AT THE OPPOSITE SPOOLS END RESPECTIVELY, ADJACENT WINGS BEING IN OVERLAPPING RELATION TO DEFINE SAID DOUBLE-PLY END WALLS, SAID END WALLS BEING PROVIDED WITH ALIGNED OPENINGS THROUGH WHICH THE OPPOSITE END PORTIONS OF SAID TUBE EXTEND.
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) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |