Patent US3246794A successfully refreshed from Google Patents.
US3246794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure vessel butt joint and method of making same
Assignee: Pressed Steel Tank Co
•
Filing: 1964-04-08
•
Granted: 1966-04-19
•
Expires: 1984-04-08
Abstract
No abstract record available.
Inventors
- 👤 Rolland E Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:41
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/002; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/23; F17C2209/234
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
117 words
A JOINT BETWEEN SECTIONS OF DIFFERENT THICKNESSES CHARACTERIZED IN THAT AN END OF THE THICKER OF SAID SECTIONS INCLUDES A PORTION OFFSET FROM THE LINE OF THE REMAINDER OF SAID THICKER SECTION, A DEFORMED TAPER PORTION DISPOSED INWARDLY OF SAID OFFSET PORTION AND EXTENDING AT AN ANGLE TO SAID LINE, SAID TAPER PORTION HAVING A PRESCRIBED LENGTH DETERMINED BY THE DIFFERENCE IN THICKNESS BETWEEN SAID SECTIONS, A CONNECTING PORTION EXTENDING BETWEEN SAID OFFSET AND TAPER PORTIONS AND DISPOSED GENERALLY TRANSVERSELY OF SAID TAPER PORTION TO PROVIDE A BUTT SURFACE, SAID THINNER SECTION ARRANGED WITH ITS END FACING SAID CONNECTING PORTION, AND MEANS FORMING A FUSED CONNECTION BETWEEN THE ENDS OF SAID THINNER SECTION AND SAID CONNECTING PORTION.
Claim 2
Dependent Claim
117 words
A JOINT BETWEEN SECTIONS OF DIFFERENT THICKNESSES CHARACTERIZED IN THAT AN END OF THE THICKER OF SAID SECTIONS INCLUDES A PORTION OFFSET FROM THE LINE OF THE REMAINDER OF SAID THICKER SECTION, A DEFORMED TAPER PORTION DISPOSED INWARDLY OF SAID OFFSET PORTION AND EXTENDING AT AN ANGLE TO SAID LINE, SAID TAPER PORTION HAVING A PRESCRIBED LENGTH DETERMINED BY THE DIFFERENCE IN THICKNESS BETWEEN SAID SECTIONS, A CONNECTING PORTION EXTENDING BETWEEN SAID OFFSET AND TAPER PORTIONS AND DISPOSED GENERALLY TRANSVERSELY OF SAID TAPER PORTION TO PROVIDE A BUTT SURFACE, SAID THINNER SECTION ARRANGED WITH ITS END FACING SAID CONNECTING PORTION, AND MEANS FORMING A FUSED CONNECTION BETWEEN THE ENDS OF SAID THINNER SECTION AND SAID CONNECTING PORTION.
Claim 3
Dependent Claim
133 words
IN THE METHOD OF FORMING A JOINT BETWEEN SECTIONS OF UNEQUAL THICKNESS, THE IMPROVEMENT OF DEFORMING AN END OF THE THICKER OF SAID SECTIONS BY OFFSETTING A PORTION ADJACENT SAID END LATERALLY FROM THE GENERAL LINE OF SAID THICKER SECTION, DEFORMING A TAPER PORTION INWARDLY OF SAID LATERALLY OFFSET PORTION AND AT AN ANGLE TO SAID LINE OF SAID THICKER SECTION, SAID TAPER PORTION HAVING A PRESCRIBED LENGTH DETERMINED BY THE DIFFERENCE IN THICKNESS BETWEEN SAID SECTIONS, DEFORMING A PORTION BETWEEN SAID OFFSET AND TAPER PORTIONS TO EXTEND AT AN ANGLE TO SAID TAPER PORTION AND GENERALLY TRANSVERSELY OF SAID LINE TO PROVIDE A BUTT SURFACE CONNECTING SAID OFFSET AND TAPER PORTIONS, POSITIONING THE THINNER SECTION WITH AN END THEREOF FACING SAID BUTT SURFACE, AND FUSING SAID THINNER SECTION TO SAID BUTT SURFACE.
Claim 4
Dependent Claim
133 words
IN THE METHOD OF FORMING A JOINT BETWEEN SECTIONS OF UNEQUAL THICKNESS, THE IMPROVEMENT OF DEFORMING AN END OF THE THICKER OF SAID SECTIONS BY OFFSETTING A PORTION ADJACENT SAID END LATERALLY FROM THE GENERAL LINE OF SAID THICKER SECTION, DEFORMING A TAPER PORTION INWARDLY OF SAID LATERALLY OFFSET PORTION AND AT AN ANGLE TO SAID LINE OF SAID THICKER SECTION, SAID TAPER PORTION HAVING A PRESCRIBED LENGTH DETERMINED BY THE DIFFERENCE IN THICKNESS BETWEEN SAID SECTIONS, DEFORMING A PORTION BETWEEN SAID OFFSET AND TAPER PORTIONS TO EXTEND AT AN ANGLE TO SAID TAPER PORTION AND GENERALLY TRANSVERSELY OF SAID LINE TO PROVIDE A BUTT SURFACE CONNECTING SAID OFFSET AND TAPER PORTIONS, POSITIONING THE THINNER SECTION WITH AN END THEREOF FACING SAID BUTT SURFACE, AND FUSING SAID THINNER SECTION TO SAID BUTT SURFACE.
References Cited (Backward Citations)
US2271652A
Cited
US2612857A
Cited
US2366617A
Cited
US2551484A
Cited
US2758367A
Cited
GB888771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |