US3131467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of explosively bulging a tube by a tape wound about an explosive charge
Assignee: Olin Corp
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Filing: 1960-10-11
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Granted: 1964-05-05
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Expires: 1980-10-11
Abstract
No abstract record available.
Inventors
- 👤 Kenneth J Thalier
- 👤 Harold F Weisenstein
- 👤 Charles O Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:48
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/06; B21D26/00; B21D26/02; B21D26/06; B21D26/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A METHOD OF BULGING A PORTION OF A TUBE WITH AN ELONGATE EXPLOSIVE CHARGE POSITIONED WITHIN AND OPPOSITE SAID PORTION, THE STEPS COMPRISING PROVIDING A POSITIONING AND FORCE TRANSMITTING MEANS FOR SAID EXPLOSIVE CHARGE BY WINDING A TAPE OF NON-METALLIC MATERIAL COATED WITH AN ADHESIVE ABOUT SAID EXPLOSIVE CHARGE WITH SUFFICIENT CONVOLUTIONS TO FORM AN ELONGATE CYLINDRICAL ANNULAR RING OF A DIMENSION ADAPTED TO FIT WITHIN SAID TUBE, POSITIONING SAID RING WITHIN SAID TUBE WITH THE EXTERNAL CONVOLUTION OF SAID RING BEING DIRECTLY CONTIGUOUS WITH THE INTERIOR SURFACE OF SAID TUBE TO DISPOSE SAID EX PLOSIVE CHARGE OPPOSITE SAID PORTION, AND DETONATING SAID EXPLOSIVE CHARGE TO DEFORM AND BULGE SAID PORTION.
Claim 2
Dependent Claim
112 words
IN A METHOD OF BULGING A PORTION OF A TUBE WITH AN ELONGATE EXPLOSIVE CHARGE POSITIONED WITHIN AND OPPOSITE SAID PORTION, THE STEPS COMPRISING PROVIDING A POSITIONING AND FORCE TRANSMITTING MEANS FOR SAID EXPLOSIVE CHARGE BY WINDING A TAPE OF NON-METALLIC MATERIAL COATED WITH AN ADHESIVE ABOUT SAID EXPLOSIVE CHARGE WITH SUFFICIENT CONVOLUTIONS TO FORM AN ELONGATE CYLINDRICAL ANNULAR RING OF A DIMENSION ADAPTED TO FIT WITHIN SAID TUBE, POSITIONING SAID RING WITHIN SAID TUBE WITH THE EXTERNAL CONVOLUTION OF SAID RING BEING DIRECTLY CONTIGUOUS WITH THE INTERIOR SURFACE OF SAID TUBE TO DISPOSE SAID EX PLOSIVE CHARGE OPPOSITE SAID PORTION, AND DETONATING SAID EXPLOSIVE CHARGE TO DEFORM AND BULGE SAID PORTION.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |