US2744043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing pressure containers for fluids
Assignee: Fels and Co
•
Filing: 1950-01-23
•
Granted: 1956-05-01
•
Expires: 1970-01-23
Abstract
No abstract record available.
Inventors
- 👤 Einar M Ramberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:55
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C53/602; B29C53/80; B29C53/82; B29C53/821; B29C53/822; B29D; B29D22/00; B29D22/003; B32; B32B; B32B27/00; F; F17; F17C; F17C1/00; F17C1/16; B29L; B29L2031/00; B29L2031/712; B29L2031/7154; B29L2031/7156; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2203/0609; F17C2203/0612; F17C2203/0614; F17C2203/0624; F17C2203/0634; F17C2203/0658; F17C2203/0663; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0305; F17C2209/00; F17C2209/21; F17C2209/2154; F17C2221/00; F17C2221/01; F17C2221/011; F17C2221/012; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/03; F17C2223/035; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/043; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/32; Y10; Y10S; Y10S206/00; Y10S206/819; Y10S220/00; Y10S220/14; Y10S220/23; Y10S264/00; Y10S264/44; Y10S425/00; Y10S425/012; Y10S60/00; Y10S60/909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
THE METHOD OF MAKING A CONTAINER FOR FLUID UNDER PRESSURE WHICH COMPRISES APPLYING TO A REMOVABLE CORE A PRE-FORMED PART OF A SHAPE TO CONSTITUTE AN END INSERT IN THE FINISHED CONTAINER, CIRCUMFERENTIALLY APPLYING OVER SAID CORE AND OVER SAID PRE-FORMED PART A PLURALITY OF LAMINATIONS OF NON-METALLIC FIBROUS YARNS IN AT LEAST TWO DIFFERING ARRANGEMENTS WITH RESPECT TO THE LONGITUDINAL AXIS OF THE CORE, AT LEST SOME OF SAID YARNS BEING APPLIED TO SAID PRE-FORMED PART RADIALLY INWARDLY OF THE RADICALLY OUTERMOST PART OF SAID PRE-FORMED PART WHEREBY TO INTERLOCK SAID YARNS AND SAID PRE-FORMED PART AGAINST RELATIVE MOVEMENT AXIALLY OF SAID CORE, THE LAMINATIONS IN ONE OF SAID ARRANGEMENTS EACH COMPRISING AT LEAST TWO RADIALLY SPACED LAYERS OF NON-METALLIC YARNS HELICALLY WOUND UNDER SUBSTANTIAL TENSION AND THE LAMINATIONS IN ANOTHER OF SAID ARRANGEMENTS COMPRISING YARNS APPLIED CIRCUMFERENTIALLY AT A DIFFERENT ANGLE WITH RESPECT TO SAID LONGITUDINAL AXIS, BINDING SAID YARNS IN AN INTEGRAL STRUCTURE WITH A SETTABLE BONDING MEDIUM AND WITH THE LAMINATIONS OVERLAYING AND AXIALLY INTERLOCKING WITH SAID PRE-FORMED PART, REMOVING SAID CORE AND LEAVING SAID PRE-FORMED PART IN THE END OF AND INTERLOCKED TO SAID CONTAINER.
Claim 2
Independent Claim
190 words
THE METHOD OF MAKING A CONTAINER FOR FLUID UNDER PRESSURE WHICH COMPRISES APPLYING TO A REMOVABLE CORE A PRE-FORMED PART OF A SHAPE TO CONSTITUTE AN END INSERT IN THE FINISHED CONTAINER, CIRCUMFERENTIALLY APPLYING OVER SAID CORE AND OVER SAID PRE-FORMED PART A PLURALITY OF LAMINATIONS OF NON-METALLIC FIBROUS YARNS IN AT LEAST TWO DIFFERING ARRANGEMENTS WITH RESPECT TO THE LONGITUDINAL AXIS OF THE CORE, AT LEST SOME OF SAID YARNS BEING APPLIED TO SAID PRE-FORMED PART RADIALLY INWARDLY OF THE RADICALLY OUTERMOST PART OF SAID PRE-FORMED PART WHEREBY TO INTERLOCK SAID YARNS AND SAID PRE-FORMED PART AGAINST RELATIVE MOVEMENT AXIALLY OF SAID CORE, THE LAMINATIONS IN ONE OF SAID ARRANGEMENTS EACH COMPRISING AT LEAST TWO RADIALLY SPACED LAYERS OF NON-METALLIC YARNS HELICALLY WOUND UNDER SUBSTANTIAL TENSION AND THE LAMINATIONS IN ANOTHER OF SAID ARRANGEMENTS COMPRISING YARNS APPLIED CIRCUMFERENTIALLY AT A DIFFERENT ANGLE WITH RESPECT TO SAID LONGITUDINAL AXIS, BINDING SAID YARNS IN AN INTEGRAL STRUCTURE WITH A SETTABLE BONDING MEDIUM AND WITH THE LAMINATIONS OVERLAYING AND AXIALLY INTERLOCKING WITH SAID PRE-FORMED PART, REMOVING SAID CORE AND LEAVING SAID PRE-FORMED PART IN THE END OF AND INTERLOCKED TO SAID CONTAINER.
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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) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |