Patent US3243094A successfully refreshed from Google Patents.
US3243094A
Expired / Lapsed
US
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Welding fixture
Assignee: Southwest Welding and Manufacturing Co
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Filing: 1964-11-13
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Granted: 1966-03-29
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Expires: 1984-11-13
Abstract
No abstract record available.
Inventors
- 👤 Jr John W Lucas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:14
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/0426; B23K37/0452; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; B23Q1/5406
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A WELDING FIXTURE FOR SPHERICAL PRESSURE VESSELS FORMED OF SEGMENTS DEFINING PLANES PASSING THROUGH A COMMON AXIS, SAID WELDING FIXTURE COMPRISING: (A) A SHAFT HAVING AN AXIS ADAPTED TO COINCIDE WITH SAID COMMON AXIS AND HAVING OPPOSITE ENDS ADAPTED TO EXTEND FROM SAID PRESSURE VESSEL; (B) MEANS FOR SECURING SAID VESSEL ON SAID SHAFT; (C) A RING STRUCTURE JOURNALLING TE ENDS OF SAID SHAFT; (D) A PAIR OF TRUNNION WHEELS SECURED TO SAID RING STRUCTURE AND DEFINING AN AXIS AT RIGHT ANGLES TO SAID SHAFT AXIS; (E) AND CRADLE WHEELS SUPPORTING SAID TRUNNION WHEELS FOR ROTATION ABOUT THEIR COMMON AXIS.
Claim 2
Dependent Claim
100 words
A WELDING FIXTURE FOR SPHERICAL PRESSURE VESSELS FORMED OF SEGMENTS DEFINING PLANES PASSING THROUGH A COMMON AXIS, SAID WELDING FIXTURE COMPRISING: (A) A SHAFT HAVING AN AXIS ADAPTED TO COINCIDE WITH SAID COMMON AXIS AND HAVING OPPOSITE ENDS ADAPTED TO EXTEND FROM SAID PRESSURE VESSEL; (B) MEANS FOR SECURING SAID VESSEL ON SAID SHAFT; (C) A RING STRUCTURE JOURNALLING TE ENDS OF SAID SHAFT; (D) A PAIR OF TRUNNION WHEELS SECURED TO SAID RING STRUCTURE AND DEFINING AN AXIS AT RIGHT ANGLES TO SAID SHAFT AXIS; (E) AND CRADLE WHEELS SUPPORTING SAID TRUNNION WHEELS FOR ROTATION ABOUT THEIR COMMON AXIS.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |