US3086468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1957-12-20
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Granted: 1963-04-23
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Expires: 1977-12-20
Abstract
No abstract record available.
Inventors
- 👤 Mountjoy Garrard
- 👤 John D Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:43
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/06; F42C15/00; F42C15/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A PROJECTILE HAVING AN ELECTRICALLY OPERATED AND NORMALLY SHORT CIRCUITED SQUIB, AN IMPROVED SWITCH FOR UNSHORTING SAID SQUIB WHEN SAID PROJECTILE IS FIRED AT AN ELEVATIONAL ANGLE GREATER THAN A PREDETERMINED MINIMUM VALUE COMPRISING; A FRANGIBLE ELECTRICAL CONDUCTOR SHORT CIRCUITED ACROSS SAID SQUIB, A HOLLOW FRUSTO CONICAL GUIDEWAY AXIALLY ALIGNED WITH THE PROJECTILE AND HAVING THE BASE THEREOF DISPOSED FOREWARDLY OF THE APEX IN SAID PROJECTILE WHEREBY THE APEX OF SAID FRUSTO CONICAL DEFINES AN OUTLET ADJACENT TO SAID CONDUCTOR, A FRANGIBLE DIAPHRAGM DISPSED BETWEEN SAID CONDUCTOR AND THE OUTLET OF SAID GUIDEWAY, FREE FLOATING MEANS DISPOSED IN SAID GUIDEWAY AND ADAPTED TO MOVE THROUGH SAID OUTLET TO FRACTURE SAID
Claim 2
Dependent Claim
111 words
IN A PROJECTILE HAVING AN ELECTRICALLY OPERATED AND NORMALLY SHORT CIRCUITED SQUIB, AN IMPROVED SWITCH FOR UNSHORTING SAID SQUIB WHEN SAID PROJECTILE IS FIRED AT AN ELEVATIONAL ANGLE GREATER THAN A PREDETERMINED MINIMUM VALUE COMPRISING; A FRANGIBLE ELECTRICAL CONDUCTOR SHORT CIRCUITED ACROSS SAID SQUIB, A HOLLOW FRUSTO CONICAL GUIDEWAY AXIALLY ALIGNED WITH THE PROJECTILE AND HAVING THE BASE THEREOF DISPOSED FOREWARDLY OF THE APEX IN SAID PROJECTILE WHEREBY THE APEX OF SAID FRUSTO CONICAL DEFINES AN OUTLET ADJACENT TO SAID CONDUCTOR, A FRANGIBLE DIAPHRAGM DISPSED BETWEEN SAID CONDUCTOR AND THE OUTLET OF SAID GUIDEWAY, FREE FLOATING MEANS DISPOSED IN SAID GUIDEWAY AND ADAPTED TO MOVE THROUGH SAID OUTLET TO FRACTURE SAID
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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |