Patent US3109936A successfully refreshed from Google Patents.
US3109936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic pulse forming and counting circuit
Assignee: General Time Corp
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Filing: 1961-07-19
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Granted: 1963-11-05
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Expires: 1981-07-19
Abstract
No abstract record available.
Inventors
- 👤 Frank P Rennie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:16
CPC Classifications
H; H03; H03K; H03K25/00; H03K23/00; H03K23/76; H03K3/00; H03K3/02; H03K3/26; H03K3/30; H03K3/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
191 words
IN A MAGNETIC COUNTER HAVING A PULSE FORMER STAGE AND A COUNTER STAGE WITH A COMMON GROUND, EACH OF SAID STAGES HAVING A SATURABLE REACTOR INCLUDING A SATURABLE CORE TOGETHER WITH SATURATING TRIGGERING AND RESET WINDINGS, AND EACH OF SAID STAGES FURTHER HAVING SWITCH MEANS INCLUDING A CONTROL TERMINAL ASSOCIATED WITH THE TRIGGERING WINDING AND AN OUTPUT TERMINAL ASSOCIATED WITH THE RESET WINDING SO THAT UPON ACHIEVING A CONDITION OF SATURATION THE SWITCH IS TURNED ON FOR PASSAGE OF CURRENT THROUGH THE RESET WINDING FOR RESETTING THE ASSOCIATED CORE TO NEGATIVE SATURATION ACCOMPANIED BY PRODUCTION OF AN OUTPUT PULSE, THE SATURATING WINDING OF THE COUNTER STAGE BEING CONNECTED IN SERIES WITH THE RESET WINDING OF THE PULSE FORMER STAGE SO THAT THE RESETTING CURRENT IN THE PULSE FORMER STAGE PASSES THROUGH THE SATURATING WINDING OF THE COUNTER STAGE AND A SHUNTING RESISTOR CONNECTED TO THE JUNCTION BETWEEN THE SERIES CONNECTED WINDINGS FOR DIVERTING A PREDETERMINED PORTION OF THE RESETTING CURRENT AWAY FROM THE SATURATING WINDING AND TO THE COMMON GROUND FOR PRODUCTION OF AN OUTPUT PULSE FROM THE COUNTER UPON RECEIPT OF A PREDETERMINED NUMBER OF IMPULSES AT THE COUNTER INPUT.
Claim 2
Dependent Claim
191 words
IN A MAGNETIC COUNTER HAVING A PULSE FORMER STAGE AND A COUNTER STAGE WITH A COMMON GROUND, EACH OF SAID STAGES HAVING A SATURABLE REACTOR INCLUDING A SATURABLE CORE TOGETHER WITH SATURATING TRIGGERING AND RESET WINDINGS, AND EACH OF SAID STAGES FURTHER HAVING SWITCH MEANS INCLUDING A CONTROL TERMINAL ASSOCIATED WITH THE TRIGGERING WINDING AND AN OUTPUT TERMINAL ASSOCIATED WITH THE RESET WINDING SO THAT UPON ACHIEVING A CONDITION OF SATURATION THE SWITCH IS TURNED ON FOR PASSAGE OF CURRENT THROUGH THE RESET WINDING FOR RESETTING THE ASSOCIATED CORE TO NEGATIVE SATURATION ACCOMPANIED BY PRODUCTION OF AN OUTPUT PULSE, THE SATURATING WINDING OF THE COUNTER STAGE BEING CONNECTED IN SERIES WITH THE RESET WINDING OF THE PULSE FORMER STAGE SO THAT THE RESETTING CURRENT IN THE PULSE FORMER STAGE PASSES THROUGH THE SATURATING WINDING OF THE COUNTER STAGE AND A SHUNTING RESISTOR CONNECTED TO THE JUNCTION BETWEEN THE SERIES CONNECTED WINDINGS FOR DIVERTING A PREDETERMINED PORTION OF THE RESETTING CURRENT AWAY FROM THE SATURATING WINDING AND TO THE COMMON GROUND FOR PRODUCTION OF AN OUTPUT PULSE FROM THE COUNTER UPON RECEIPT OF A PREDETERMINED NUMBER OF IMPULSES AT THE COUNTER INPUT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |