US3194986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical switch employing semiconductive diodes formed at the contacts to simultaneously control direction of plural signals
Assignee: AT&T Inc
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Filing: 1962-11-28
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Granted: 1965-07-13
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Expires: 1982-11-28
Abstract
No abstract record available.
Inventors
- 👤 Belek Emil
- 👤 Majlinger Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:32
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/02; H01H1/0201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A SWITCHING DEVICE COMPRISING A PAIR OF SPRING CONTACT MEMBERS MOUNTED IN PARALLEL RELATIONSHIP WITH THEIR OPPOSED CONTACT PORTIONS NORMALLY HELD IN SEPARATED POSITION BY INHERENT SPRING BIAS, A THIRD SPRING CONTACT MEMBER MOUNTED WITH ITS FREE END POSITIONED BETWEEN THE RESPECTIVE CONTACT PORTIONS OF SAID PAIR OF SPRING CONTACT MEMBERS, A DIODE ELEMENT POSITIONED ON BOTH MAJOR SURFACES OF SAID FREE END OF SAID THIRD SPRING CONTACT MEMBER, AND MEANS FOR DRAWING TOGETHER SAID OPPOSED CONTACT PORTIONS OF SAID PAIR OF SPRING MEMBERS WHEREBY TO ATTAIN ENGAGEMENT OF SAID DIODE ELEMENTS AND SAID OPPOSED CONTACT PORTIONS.
Claim 2
Dependent Claim
97 words
A SWITCHING DEVICE COMPRISING A PAIR OF SPRING CONTACT MEMBERS MOUNTED IN PARALLEL RELATIONSHIP WITH THEIR OPPOSED CONTACT PORTIONS NORMALLY HELD IN SEPARATED POSITION BY INHERENT SPRING BIAS, A THIRD SPRING CONTACT MEMBER MOUNTED WITH ITS FREE END POSITIONED BETWEEN THE RESPECTIVE CONTACT PORTIONS OF SAID PAIR OF SPRING CONTACT MEMBERS, A DIODE ELEMENT POSITIONED ON BOTH MAJOR SURFACES OF SAID FREE END OF SAID THIRD SPRING CONTACT MEMBER, AND MEANS FOR DRAWING TOGETHER SAID OPPOSED CONTACT PORTIONS OF SAID PAIR OF SPRING MEMBERS WHEREBY TO ATTAIN ENGAGEMENT OF SAID DIODE ELEMENTS AND SAID OPPOSED CONTACT PORTIONS.
References Cited (Backward Citations)
US2289830A
Cited
US2959717A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |