Patent US3167018A successfully refreshed from Google Patents.
US3167018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Missile safety and arming circuit
Assignee: Aeronca Manufacturing Corp
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Filing: 1962-03-19
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Granted: 1965-01-26
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Expires: 1982-03-19
Abstract
No abstract record available.
Inventors
- 👤 John E Brunner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:39
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
A MISSILE SAFETY AND ARMING CIRCUIT FOR A MISSILE INCLUDING A PROGRAMMER, SAID CIRCUIT COMPRISING AN ACCELERATION RESPONSIVE SWITCH OF THE MASS-SPRING TYPE HAVING NORMALLY OPEN CONTACTS AND INCLUDING MEANS FOR CLOSING SAID CONTACTS WHEN SAID SWITCH IS SUBJECTED TO A PREDETERMINED ACCELERATION AND REOPENING SAID CONTACTS IN THE EVENT SAID SWITCH IS CLOSED IN RESPONSE TO SAID PREDETERMINED ACCELERATION AND IS SUBSEQUENTLY SUBJECTED TO AN ACCELERATION LESS THAN SAID PREDETERMINED ACCELEARTION, AN ELECTRICAL CURRENT-SENSITIVE THERMAL RELAY HAVING A FUST ELEMENT, A FIRST SOURCE OF POTENTIAL, SAID RESISTOR, SAID CONNECTING SAID FIRST SOURCE OF POTENTIAL, SAID RESISTOR, SAID ACCELERATION SWITCH CONTACTS, AND SAID FUSE ELEMENT OF SAID RELAY IN SERIES ELECTRICAL CONNECTION, SAID RELAY HAVING A PAIR OF NORMALLY OPEN CONTACTS, A POWER SOURCE IN SERIES ELECTRICAL CONNECTION WITH SAID RELAY CONTACTS, AND MEANS INTERCONNECTING SAID POWER SOURCE AND SAID RELAY CONTACTS WITH SAID PROGRAMMER, WHEREBY SAID FUSE ELEMENT MELTS TO ENERGIZE SAID PROGRAMMER ONLY AFTER SAID ACCELERATION RESPONSIVE SWITCH IS CLOSED FOR A PREDETERMINED TIME.
Claim 2
Dependent Claim
166 words
A MISSILE SAFETY AND ARMING CIRCUIT FOR A MISSILE INCLUDING A PROGRAMMER, SAID CIRCUIT COMPRISING AN ACCELERATION RESPONSIVE SWITCH OF THE MASS-SPRING TYPE HAVING NORMALLY OPEN CONTACTS AND INCLUDING MEANS FOR CLOSING SAID CONTACTS WHEN SAID SWITCH IS SUBJECTED TO A PREDETERMINED ACCELERATION AND REOPENING SAID CONTACTS IN THE EVENT SAID SWITCH IS CLOSED IN RESPONSE TO SAID PREDETERMINED ACCELERATION AND IS SUBSEQUENTLY SUBJECTED TO AN ACCELERATION LESS THAN SAID PREDETERMINED ACCELEARTION, AN ELECTRICAL CURRENT-SENSITIVE THERMAL RELAY HAVING A FUST ELEMENT, A FIRST SOURCE OF POTENTIAL, SAID RESISTOR, SAID CONNECTING SAID FIRST SOURCE OF POTENTIAL, SAID RESISTOR, SAID ACCELERATION SWITCH CONTACTS, AND SAID FUSE ELEMENT OF SAID RELAY IN SERIES ELECTRICAL CONNECTION, SAID RELAY HAVING A PAIR OF NORMALLY OPEN CONTACTS, A POWER SOURCE IN SERIES ELECTRICAL CONNECTION WITH SAID RELAY CONTACTS, AND MEANS INTERCONNECTING SAID POWER SOURCE AND SAID RELAY CONTACTS WITH SAID PROGRAMMER, WHEREBY SAID FUSE ELEMENT MELTS TO ENERGIZE SAID PROGRAMMER ONLY AFTER SAID ACCELERATION RESPONSIVE SWITCH IS CLOSED FOR A PREDETERMINED TIME.
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) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |