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US3313664A
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Method for making laminated pressure vessels
Assignee: Individual
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Filing: 1963-08-12
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Granted: 1967-04-11
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Expires: 1983-08-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Theodore J Reinhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:43
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/80; B29C53/82; B29C53/821; B29C53/822; B29C53/56; B29C53/58; B29C53/60; B29C53/602; B29D; B29D22/00; B29D22/003; B32; B32B; B32B25/00; B32B25/04; B32B25/08; F; F02; F02K; F02K9/00; F02K9/08; F02K9/32; F02K9/34; F02K9/42; F02K9/60; F02K9/605; F17; F17C; F17C1/00; F17C1/16; B29K; B29K2021/00; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2203/0607; F17C2203/0612; F17C2203/0614; F17C2203/0621; F17C2203/0634; F17C2203/0658; F17C2203/0663; F17C2209/00; F17C2209/21; F17C2209/2154; F17C2209/2163; F17C2270/00; F17C2270/01; F17C2270/0186; F17C2270/0197
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
THE METHOD OF FORMING A FILAMENT WOUND LAMINATED PRESSURE VESSEL, HAVING AT LEAST ONE OPENING AND AT LEAST TWO CONTIGUOUS SHELLS, COMPRISING THE STEPS OF: (A) CONSTRUCTING A FIRST HEAT-CURABLE SHELL FROM A FIRST FILAMENT AND A BONDING MATERIAL, SAID FIRST FILAMENT BEING WOUND ONTO A PREFORMED MANDREL MADE FROM A SOLIDFIED MATERIAL THAT IS LIQUEFIABLE; THEN, (B) CONSTRUCTING A SUCCEEDING HEAT-CURABLE SHELL FROM A SECOND FILAMENT AND A BONDING MATERIAL, SAID SECOND FILAMENT BEING WOUND ONTO SAID FIRST SHELL, SAID SECOND FILAMENT HAVING A HIGHER MODULUS OF ELASTICITY THAN SAID FIRST FILAMENT, THE VESSEL FORMED BY SAID SHELLS BEING PROVIDED WITH SAID ONE OPENING; THEN, (C) HEAT CURING THE SHELLS; AND THEN, (D) LIQUEFYING SAID MANDREL AND POURING SAID LIQUID FROM SAID VESSEL THROUGH SAID ONE OPENING.
Claim 2
Independent Claim
128 words
THE METHOD OF FORMING A FILAMENT WOUND LAMINATED PRESSURE VESSEL, HAVING AT LEAST ONE OPENING AND AT LEAST TWO CONTIGUOUS SHELLS, COMPRISING THE STEPS OF: (A) CONSTRUCTING A FIRST HEAT-CURABLE SHELL FROM A FIRST FILAMENT AND A BONDING MATERIAL, SAID FIRST FILAMENT BEING WOUND ONTO A PREFORMED MANDREL MADE FROM A SOLIDFIED MATERIAL THAT IS LIQUEFIABLE; THEN, (B) CONSTRUCTING A SUCCEEDING HEAT-CURABLE SHELL FROM A SECOND FILAMENT AND A BONDING MATERIAL, SAID SECOND FILAMENT BEING WOUND ONTO SAID FIRST SHELL, SAID SECOND FILAMENT HAVING A HIGHER MODULUS OF ELASTICITY THAN SAID FIRST FILAMENT, THE VESSEL FORMED BY SAID SHELLS BEING PROVIDED WITH SAID ONE OPENING; THEN, (C) HEAT CURING THE SHELLS; AND THEN, (D) LIQUEFYING SAID MANDREL AND POURING SAID LIQUID FROM SAID VESSEL THROUGH SAID ONE OPENING.
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) | 1970-04-10 | 1970-10-10 | 1971-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-10 | 1974-10-10 | 1975-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-10 | 1978-10-10 | 1979-04-11 | $7700.00 | Window Closed / Lapsed |