Patent US3333216A successfully refreshed from Google Patents.
US3333216A
Expired / Lapsed
US
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Unencapsulated reed contact relay
Assignee: Automatic Electric Laboratories Inc
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Filing: 1965-10-21
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Granted: 1967-07-25
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Rudolph F Stehlik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:59
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/02; H01H50/04; H01H50/047; H01H50/048; H01H50/54; H01H50/56
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
AN ELECTROMAGNETIC SWITCHING DEVICE COMPRISING: A HOUSING OF NON-MAGNETIC MATERIAL HAVING A FIRST AND SECOND PORTION; SAID FIRST PORTION INCLUDING A PLURALITY OF SPRING CONTACT MEMBERS AND A MAGNETIC CORE, AND CARRYING WINDING MEANS, SAID SECOND PORTION, BEING REMOVABLY INTERLOCKED WITH SAID FIRST PORTION, ARMATURE MEANS SUPPORTED IN SAID SECOND PORTION AND UPON THE ENERGIZATION OF SAID WINDING MEANS, BEING MAGNETICALLY ATTRACTED BY SAID CORE TO ACTUATE SAID SPRING CONTACT MEMBERS; AND A COUPLING STRIP OF MAGNETIC MATERIAL, EXTERNAL OF, AND REMOVABLY ATTACHED TO SAID FIRST AND SECOND PORTIONS AND BEING IN CLOSE RELATION WITH SAID ARMATURE MEANS, FOR MAINTAINING SAID PORTIONS IN SAID INTERLOCKED RELATION AND PROVIDING A MAGNETIC RETURN PATH BETWEEN SAID ARMATURE MEANS AND SAID CORE.
References Cited (Backward Citations)
US2562091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |