US3140539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for bonding metals by explosive means
Assignee: EIDP Inc
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Filing: 1962-06-28
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Granted: 1964-07-14
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Expires: 1982-06-28
Abstract
No abstract record available.
Inventors
- 👤 Holtzman Arnold Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:38
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/06; B23K20/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PROCESS FOR PRODUCING A COMPLETELY BONDED CLAD METAL SYSTEM WHICH COMPRISES: (A) PROVIDING A CONVEX PROJECTION HAVING A RADIUS OF CURVATURE OF AT LEAST ABOUT .25 INCH ON ONE SURFACE IN THE PLANE OF A FIRST METAL LAYER, (B) SUPPORTING SAID FIRST METAL LAYER PARALLEL TO AND COEXTENSIVE WITH A SECOND METAL LAYER SO THAT THE CONVEX PROJECTION IN THE FIRST METAL LAYER FACES THE SECOND METAL LAYER AND THE INNER, SUBSTANTIALLY FLAT SURFACES OF THE TWO METAL LAYERS ARE SEPARATED BY A DISTANCE OF AT LEAST 0.010 INCH, THE HEIGHT OF SAID CONVEX PROJECTION SAID INNER FLAT SURFACES OF THE TWO METAL LAYERS, (C) PLACING A LAYER OF A DETONATING EXPLOSIVE HAVING A VELOCITY OF DETONATION LESS THAN 100% OF THE SONIC VELOCITY OF THE METAL IN THE SYSTEM HAVING THE HIGHEST SONIC VELOCITY ON THE OUTSIDE SURFACE OF ONE OF THE METAL LAYERS, AND
Claim 2
Dependent Claim
147 words
A PROCESS FOR PRODUCING A COMPLETELY BONDED CLAD METAL SYSTEM WHICH COMPRISES: (A) PROVIDING A CONVEX PROJECTION HAVING A RADIUS OF CURVATURE OF AT LEAST ABOUT .25 INCH ON ONE SURFACE IN THE PLANE OF A FIRST METAL LAYER, (B) SUPPORTING SAID FIRST METAL LAYER PARALLEL TO AND COEXTENSIVE WITH A SECOND METAL LAYER SO THAT THE CONVEX PROJECTION IN THE FIRST METAL LAYER FACES THE SECOND METAL LAYER AND THE INNER, SUBSTANTIALLY FLAT SURFACES OF THE TWO METAL LAYERS ARE SEPARATED BY A DISTANCE OF AT LEAST 0.010 INCH, THE HEIGHT OF SAID CONVEX PROJECTION SAID INNER FLAT SURFACES OF THE TWO METAL LAYERS, (C) PLACING A LAYER OF A DETONATING EXPLOSIVE HAVING A VELOCITY OF DETONATION LESS THAN 100% OF THE SONIC VELOCITY OF THE METAL IN THE SYSTEM HAVING THE HIGHEST SONIC VELOCITY ON THE OUTSIDE SURFACE OF ONE OF THE METAL LAYERS, AND
References Cited (Backward Citations)
US3031746A
Cited
US3024526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |