US3349293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic electron time-switches
Assignee: Etablissements Gerard Mang SAS
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Filing: 1965-03-16
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Granted: 1967-10-24
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Expires: 1985-03-16
Abstract
No abstract record available.
Inventors
- 👤 Peffer Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:37
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/28; H03K17/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
AUTOMATIC ELECTRON TIME-SWITCH COMPRISING A MAIN RELAY OF WHICH THE ENERGISATION IS CONTROLLED BY DEPRESSING A PUSH-BUTTON, AND A TIME-LAG SYSTEM OF WHICH THE ENERGISATION IS ALSO CONTROLLED BY MEANS OF SAID RELAY, SAID MAIN RELAY BEING OF THE SO-CALLED STEP-BY-STEP TYPE HAVING TWO STABLE POSITIONS AND CONTROLLING BY MEANS OF ITS CONTACTS ON THE ONE HAND THE PASSAGE AND BREAK OF CURRENT TO THE LOAD CIRCUIT AND ON THE OTHER HAND THE APPLICATION OF VOLTAGE TO THE TIME-LAG SYSTEM, THIS TIME-LAG SYSTEM COMPRISING A CONDENSER HAVING CONNECTED ACROSS ITS TERMINALS A BRANCH CIRCUIT COMPRISING A GAS-FILLED LAMP AND THE WINDING OF A SECONDARY RELAY CONTROLLING THE CLOSING OF A CONDUCTOR ALSO ADAPTED TO SUPPLY ENERGISING CURRENT TO SAID MAIN RELAY.
Claim 2
Dependent Claim
121 words
AUTOMATIC ELECTRON TIME-SWITCH COMPRISING A MAIN RELAY OF WHICH THE ENERGISATION IS CONTROLLED BY DEPRESSING A PUSH-BUTTON, AND A TIME-LAG SYSTEM OF WHICH THE ENERGISATION IS ALSO CONTROLLED BY MEANS OF SAID RELAY, SAID MAIN RELAY BEING OF THE SO-CALLED STEP-BY-STEP TYPE HAVING TWO STABLE POSITIONS AND CONTROLLING BY MEANS OF ITS CONTACTS ON THE ONE HAND THE PASSAGE AND BREAK OF CURRENT TO THE LOAD CIRCUIT AND ON THE OTHER HAND THE APPLICATION OF VOLTAGE TO THE TIME-LAG SYSTEM, THIS TIME-LAG SYSTEM COMPRISING A CONDENSER HAVING CONNECTED ACROSS ITS TERMINALS A BRANCH CIRCUIT COMPRISING A GAS-FILLED LAMP AND THE WINDING OF A SECONDARY RELAY CONTROLLING THE CLOSING OF A CONDUCTOR ALSO ADAPTED TO SUPPLY ENERGISING CURRENT TO SAID MAIN RELAY.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |