Patent US3364561A successfully refreshed from Google Patents.
US3364561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive tube bonding
Assignee: EIDP Inc
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Filing: 1966-02-10
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Granted: 1968-01-23
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Expires: 1986-02-10
Abstract
No abstract record available.
Inventors
- 👤 Barrington Jonathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:51
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/06; B23K20/08; B23K20/085; B21; B21D; B21D26/00; B21D26/02; B21D26/06; B21D26/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49806
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PROCESS FOR METALLURGICALLY BONDING AT LEAST TWO TUBULAR METAL BODIES WHICH COMPRISES (A) FORMING A LAYUP COMPRISING SAID BODIES TO BE BONDED COAXIALLY ALIGNED ONE WITHIN THE OTHER, THE JUXTAPOSED SURFACES OF SAID BODIES BEING SPACED APART FROM EACH OTHER, A BODY OF LIQUID DISPOSED WITHIN AT LEAST THE INNERMOST BODY AND ADJACENT THE INNER SURFACE THEREOF, SAID BODY OF LIQUID BEING EXCLUDED FROM THE SPACE BETWEEN THE INNER SURFACE OF THE OUTERMOST BODY AND THE OUTER SURFACE OF THE NEXT INNERMOST BODY, AND A LAYER OF EXPLOSIVE HAVING A DETONATION VELOCITY OF AT LEAST 1200 METERS PER SECOND BUT LESS THAN 120% OF THE SONIC VELOCITY OF THE METAL IN THE SYSTEM HAVING THE HIGHEST SONIC VELOCITY ADJACENT THE OUTER SURFACE OF THE OUTERMOST OF SAID BODIES TO BE BONDED, AND (B) INITIATING SAID EXPLOSIVE LAYER SUBSTANTIALLY SIMULTANEOUSLY AROUND ITS PERIPHERY AT ONE LONGITUDINAL LOCATION.
Claim 2
Dependent Claim
147 words
A PROCESS FOR METALLURGICALLY BONDING AT LEAST TWO TUBULAR METAL BODIES WHICH COMPRISES (A) FORMING A LAYUP COMPRISING SAID BODIES TO BE BONDED COAXIALLY ALIGNED ONE WITHIN THE OTHER, THE JUXTAPOSED SURFACES OF SAID BODIES BEING SPACED APART FROM EACH OTHER, A BODY OF LIQUID DISPOSED WITHIN AT LEAST THE INNERMOST BODY AND ADJACENT THE INNER SURFACE THEREOF, SAID BODY OF LIQUID BEING EXCLUDED FROM THE SPACE BETWEEN THE INNER SURFACE OF THE OUTERMOST BODY AND THE OUTER SURFACE OF THE NEXT INNERMOST BODY, AND A LAYER OF EXPLOSIVE HAVING A DETONATION VELOCITY OF AT LEAST 1200 METERS PER SECOND BUT LESS THAN 120% OF THE SONIC VELOCITY OF THE METAL IN THE SYSTEM HAVING THE HIGHEST SONIC VELOCITY ADJACENT THE OUTER SURFACE OF THE OUTERMOST OF SAID BODIES TO BE BONDED, AND (B) INITIATING SAID EXPLOSIVE LAYER SUBSTANTIALLY SIMULTANEOUSLY AROUND ITS PERIPHERY AT ONE LONGITUDINAL LOCATION.
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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) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |