US3210613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing circuit
Assignee: Bendix Corp
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Filing: 1962-08-17
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Granted: 1965-10-05
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Expires: 1982-08-17
Abstract
No abstract record available.
Inventors
- 👤 Prapis Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:08
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/13; H01; H01H; H01H47/00; H01H47/02; H01H47/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A TIMING CIRCUIT FOR ENERGIZING A LOAD AFTER A PREDETERMINED TIME INTERVAL, COMPRISING (A) TIME DELAY MEANS ADAPTED TO RECEIVE A SIGNAL AND PROVIDE AN OUTPUT WHOSE AMPLITUDE VARIES WITH TIME IN ACCORDANCE WITH THE SIGNAL, (B) A FIRST TRANSISTOR HAVING A CONTROL TERMINAL CONNECTED TO THE TIME DELAY MEANS FOR RECEIVING THE OUTPUT AND BIASED TO CONDUIT WHEN THE OUTPUT EXCEEDS A PREDETERMINED LEVEL, (C) A SECOND TRANSISTOR HAVING A CONTROL TERMINAL CONNECTED TO THE FIRST TRANSISTOR AND RENDERED CONDUCTING WHEN THE FIRST TRANSISTOR CONDUCTS, (D) A LOAD CONNECTED ACROSS THE SECOND TRANSISTOR, (E) ENERGY STORAGE MEANS SERIALLY CONNECTED WITH THE LOAD AND ADAPTED TO STORE ENERGY WHEN A POTENTIAL IS APPLIED THERETO, AND DISCHARGE THROUGH THE LOAD AND THE SECOND TRANSISTOR WHEN THE SECOND TRANSISTOR CONDUCTS.
Claim 2
Dependent Claim
128 words
A TIMING CIRCUIT FOR ENERGIZING A LOAD AFTER A PREDETERMINED TIME INTERVAL, COMPRISING (A) TIME DELAY MEANS ADAPTED TO RECEIVE A SIGNAL AND PROVIDE AN OUTPUT WHOSE AMPLITUDE VARIES WITH TIME IN ACCORDANCE WITH THE SIGNAL, (B) A FIRST TRANSISTOR HAVING A CONTROL TERMINAL CONNECTED TO THE TIME DELAY MEANS FOR RECEIVING THE OUTPUT AND BIASED TO CONDUIT WHEN THE OUTPUT EXCEEDS A PREDETERMINED LEVEL, (C) A SECOND TRANSISTOR HAVING A CONTROL TERMINAL CONNECTED TO THE FIRST TRANSISTOR AND RENDERED CONDUCTING WHEN THE FIRST TRANSISTOR CONDUCTS, (D) A LOAD CONNECTED ACROSS THE SECOND TRANSISTOR, (E) ENERGY STORAGE MEANS SERIALLY CONNECTED WITH THE LOAD AND ADAPTED TO STORE ENERGY WHEN A POTENTIAL IS APPLIED THERETO, AND DISCHARGE THROUGH THE LOAD AND THE SECOND TRANSISTOR WHEN THE SECOND TRANSISTOR CONDUCTS.
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |