US3359904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piezoelectric projectile fuze
Assignee: Honeywell Inc
•
Filing: 1966-07-05
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Granted: 1967-12-26
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Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Nerheim Eldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:54
CPC Classifications
F; F42; F42C; F42C11/00; F42C11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
ELECTRICAL SIGNAL PRODUCING MEANS RESPONSIVE TO THE IMPACT OF A PROJECTILE WITH ITS TARGET, SAID SIGNAL PRODUCING MEANS COMPRISING: A FIRST PIEZOELECTRIC CRYSTAL; MEANS CONNECTED TO SAID FIRST CRYSTAL TO GENERATE ENERGY FOR CRYSTAL ACTIVATION IN RESPONSE TO THE SETBACK FORCE PRODUCED IN THE LAUNCHING OF THE PROJECTILE; AN ELECTRIC ENERGY STORAGE MEANS CONNECTED TO SAID FIRST PIEZOELECTRIC CRYSTAL TO RECEIVE AND STORE THE ELECTRIC ENERGY GENERATED BY SAID FIRST CRYSTAL: OUTPUT MEANS; SWITCHING MEANS HAVING A FIRST TERMINAL CONNECTED TO SAID ELECTRIC ENERGY STORAGE MEANS, A SECOND TERMINAL TO SAID OUTPUT MEANS, AND FURTHER HAVING CONTROL TERMINAL; A SECOND PIEZOELECTRIC CRYSTAL; MEANS CONNECTED TO SAID SECOND CRYSTAL FOR COMPRESSING SAID SECOND CRYSTAL AND GENERATING AN ELECTRIC SIGNAL IN RESPONSE TO THE IMPACT OF THE PROJECTILE WITH THE TARGET; AND MEANS CONNECTING SAID SECOND CRYSTAL TO SAID CONTROL ELECTRODE OF SAID SWITCHING MEANS, WHEREBY SAID SWITCHING MEANS IS OPERATED IN RESPONSE TO THE ELECTRIC SIGNAL GENERATED BY SAID SECOND CRYSTAL TO DIRECT THE ELECTRIC ENERGY STORED IN SAID STORAGE MEANS TO SAID OUTPUT MEANS.
Claim 2
Dependent Claim
174 words
ELECTRICAL SIGNAL PRODUCING MEANS RESPONSIVE TO THE IMPACT OF A PROJECTILE WITH ITS TARGET, SAID SIGNAL PRODUCING MEANS COMPRISING: A FIRST PIEZOELECTRIC CRYSTAL; MEANS CONNECTED TO SAID FIRST CRYSTAL TO GENERATE ENERGY FOR CRYSTAL ACTIVATION IN RESPONSE TO THE SETBACK FORCE PRODUCED IN THE LAUNCHING OF THE PROJECTILE; AN ELECTRIC ENERGY STORAGE MEANS CONNECTED TO SAID FIRST PIEZOELECTRIC CRYSTAL TO RECEIVE AND STORE THE ELECTRIC ENERGY GENERATED BY SAID FIRST CRYSTAL: OUTPUT MEANS; SWITCHING MEANS HAVING A FIRST TERMINAL CONNECTED TO SAID ELECTRIC ENERGY STORAGE MEANS, A SECOND TERMINAL TO SAID OUTPUT MEANS, AND FURTHER HAVING CONTROL TERMINAL; A SECOND PIEZOELECTRIC CRYSTAL; MEANS CONNECTED TO SAID SECOND CRYSTAL FOR COMPRESSING SAID SECOND CRYSTAL AND GENERATING AN ELECTRIC SIGNAL IN RESPONSE TO THE IMPACT OF THE PROJECTILE WITH THE TARGET; AND MEANS CONNECTING SAID SECOND CRYSTAL TO SAID CONTROL ELECTRODE OF SAID SWITCHING MEANS, WHEREBY SAID SWITCHING MEANS IS OPERATED IN RESPONSE TO THE ELECTRIC SIGNAL GENERATED BY SAID SECOND CRYSTAL TO DIRECT THE ELECTRIC ENERGY STORED IN SAID STORAGE MEANS TO SAID OUTPUT MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |