US3209175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor-relay pulse generator
Assignee: IXYS Integrated Circuits Division Inc
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Filing: 1961-05-12
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Granted: 1965-09-28
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Expires: 1981-05-12
Abstract
No abstract record available.
Inventors
- 👤 Wyman L Deeg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:31
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/26; H03K3/28; H03K3/281; H04; H04M; H04M19/00; H04M19/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A PULSE GENERATOR COMPRISING RELAY MEANS INCLUDING AN OPERATING WINDING AND TWO PAIRS OF CONTACTS, ONE OF SAID PAIRS OF CONTACTS BEING NORMALLY OPEN AND THE OTHER OF SAID PAIRS OF CONTACTS BEING NORMALLY CLOSED; A FIRST CONTROLLED CONDUCTION DEVICE HAVING A CONTROL ELECTRODE AND BEING CONNECTED TO SAID OPERATING WINDING TO CONTROL THE OPERATION OF SAID RELAY MENAS; CAPACITIVE MEANS CONNECTED TO SAID CONTROL ELECTRODE; A SECOND CONTROLLED CONDUCTION DEVICE CONNECTED TO SAID CAPACITIVE MEANS; A POTENTIAL SOURCE; AND CIRCUIT MEANS INCLUDING A FIRST PAIR OF SAID CONTACTS FOR CONNECTING SAID POTENTIAL SOURCE TO SAID CAPACITIVE MEANS TO CHARGE SAID CAPACITIVE MEANS SAID CIRCUIT MEANS ALSO INCLUDING A SECOND PAIR OF SAID CONTACTS FOR CONNECTING SAID POTENTIAL SOURCE TO SAID SECOND CONTROLLED CONDUCTION DEVICE TO CONTROL THE DISCHARGE OF SAID CAPACITIVE MEANS.
Claim 2
Dependent Claim
133 words
A PULSE GENERATOR COMPRISING RELAY MEANS INCLUDING AN OPERATING WINDING AND TWO PAIRS OF CONTACTS, ONE OF SAID PAIRS OF CONTACTS BEING NORMALLY OPEN AND THE OTHER OF SAID PAIRS OF CONTACTS BEING NORMALLY CLOSED; A FIRST CONTROLLED CONDUCTION DEVICE HAVING A CONTROL ELECTRODE AND BEING CONNECTED TO SAID OPERATING WINDING TO CONTROL THE OPERATION OF SAID RELAY MENAS; CAPACITIVE MEANS CONNECTED TO SAID CONTROL ELECTRODE; A SECOND CONTROLLED CONDUCTION DEVICE CONNECTED TO SAID CAPACITIVE MEANS; A POTENTIAL SOURCE; AND CIRCUIT MEANS INCLUDING A FIRST PAIR OF SAID CONTACTS FOR CONNECTING SAID POTENTIAL SOURCE TO SAID CAPACITIVE MEANS TO CHARGE SAID CAPACITIVE MEANS SAID CIRCUIT MEANS ALSO INCLUDING A SECOND PAIR OF SAID CONTACTS FOR CONNECTING SAID POTENTIAL SOURCE TO SAID SECOND CONTROLLED CONDUCTION DEVICE TO CONTROL THE DISCHARGE OF SAID CAPACITIVE MEANS.
References Cited (Backward Citations)
US3019356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |