US3228550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite pressure vessel
Assignee: Individual
•
Filing: 1964-08-27
•
Granted: 1966-01-11
•
Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Martin A Krenzke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:57
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/13; Y; Y10; Y10S; Y10S220/00; Y10S220/917; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49908; Y10T29/49925; Y10T29/49927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
192 words
A HOLLOW COMPOSITE PRESSURE VESSEL COMPRISING: A HOLLOW JACKET MEMBER HAVING AN OPENING THEREIN; SAID JACKET MEMBR BEING MADE OF A MATERIAL HAVING A PRESELECTED YIELD POINT AND MODULUS OF ELASTICITY AND BEING IN RESIDUAL TENSION; A HOLLOW BODY MEMBER HAVING SUBSTANTIALLY THE SAME CONFIGURATION AS SAID JACKET MEMBER CARRIED WITHIN SAID MEMBER; SAID HOLLOW BODY MEMBER BEING COMPRISED OF A PLURALITY OF CURVED AND UNATTACHED BLOCKS WITH THE PERIPHERIES OF SAID BLOCKS ABUTTING THE INNER PERIPHERY OF SAID JACKET MEMBER; SAID CURVED BLOCKS HAVING TAPERED END WALL AND BEING ARRANGED IN SIDE-BY-SIDE AND END-TO-END RELATIONSHIP TO FORM SAID BODY MEMBER WITH THE OPPOSING SIDE WALLS AND OPPOSING TAPERED END WALLS OF SAID BLOCKS BEING IN ABUTMENT; SAID BLOCKS BEING MADE OF A MATERIAL HAVING A PRESELECTED YIELD POINT AND MODULUS OF ELASTICITY AND BEING IN RESIDUAL COMPRESSION; AND MEANS CARRIED BY SAID JACKET MEMBER FOR SEALING THE OPENING THEREIN; THE RESIDUAL TENSION IN SAID JACKET MEMBER BEING OPERABLE TO PLACE SAID BLOCKS IN SAID HOLLOW BODY MEMBER IN COMPRESSION AND THEREBY HOLD SAID BLOCKS IN ASSEMBLED ENGAGEMENT; SAID COMPOSITE PRESSURE VESSEL BEING CAPABLE OF RESISTING BOTH BENDING FORCES AND COMPRESSIVE LOADS.
Claim 2
Dependent Claim
192 words
A HOLLOW COMPOSITE PRESSURE VESSEL COMPRISING: A HOLLOW JACKET MEMBER HAVING AN OPENING THEREIN; SAID JACKET MEMBR BEING MADE OF A MATERIAL HAVING A PRESELECTED YIELD POINT AND MODULUS OF ELASTICITY AND BEING IN RESIDUAL TENSION; A HOLLOW BODY MEMBER HAVING SUBSTANTIALLY THE SAME CONFIGURATION AS SAID JACKET MEMBER CARRIED WITHIN SAID MEMBER; SAID HOLLOW BODY MEMBER BEING COMPRISED OF A PLURALITY OF CURVED AND UNATTACHED BLOCKS WITH THE PERIPHERIES OF SAID BLOCKS ABUTTING THE INNER PERIPHERY OF SAID JACKET MEMBER; SAID CURVED BLOCKS HAVING TAPERED END WALL AND BEING ARRANGED IN SIDE-BY-SIDE AND END-TO-END RELATIONSHIP TO FORM SAID BODY MEMBER WITH THE OPPOSING SIDE WALLS AND OPPOSING TAPERED END WALLS OF SAID BLOCKS BEING IN ABUTMENT; SAID BLOCKS BEING MADE OF A MATERIAL HAVING A PRESELECTED YIELD POINT AND MODULUS OF ELASTICITY AND BEING IN RESIDUAL COMPRESSION; AND MEANS CARRIED BY SAID JACKET MEMBER FOR SEALING THE OPENING THEREIN; THE RESIDUAL TENSION IN SAID JACKET MEMBER BEING OPERABLE TO PLACE SAID BLOCKS IN SAID HOLLOW BODY MEMBER IN COMPRESSION AND THEREBY HOLD SAID BLOCKS IN ASSEMBLED ENGAGEMENT; SAID COMPOSITE PRESSURE VESSEL BEING CAPABLE OF RESISTING BOTH BENDING FORCES AND COMPRESSIVE LOADS.
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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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |