US3209120A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for welding tube to plate and apparatus for practicing method
Assignee: Westinghouse Electric Corp
•
Filing: 1962-08-23
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Granted: 1965-09-28
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Glatthorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:37
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/028; B23K9/0288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
APPARATUS FOR WELDING A CIRCUMFERENTIAL JOINT BETWEEN A TUBE AND A PLATE, SAID TUBE PROJECTING FROM SAID PLATE IN THE DIRECTION OF THE WELDING, SAID APPARATUS INCLUDING A HOLLOW SPINDLE, A WELDING ELECTRODE MOUNTED ON SAID SPINDLE MOVABLE AROUND SAID JOINT, AND CENTERING MEANS, INCLUDING MEANS ENGAGEABLE IN CENTERING RELATIONSHIP WITH THE OUTER SURFACE OF THE PROJECTING PORTION OF SAID TUBE, REMOVABLY MOUNTED IN SAID SPINDLE FOR ALIGNING THE AXIS OF MOVEMENT OF SAID ELECTRODE SUBSTANTIALLY COINCIDENT WITH THE AXIS OF SAID OUTER SURFACE OF SAID TUBE.
Claim 2
Dependent Claim
87 words
APPARATUS FOR WELDING A CIRCUMFERENTIAL JOINT BETWEEN A TUBE AND A PLATE, SAID TUBE PROJECTING FROM SAID PLATE IN THE DIRECTION OF THE WELDING, SAID APPARATUS INCLUDING A HOLLOW SPINDLE, A WELDING ELECTRODE MOUNTED ON SAID SPINDLE MOVABLE AROUND SAID JOINT, AND CENTERING MEANS, INCLUDING MEANS ENGAGEABLE IN CENTERING RELATIONSHIP WITH THE OUTER SURFACE OF THE PROJECTING PORTION OF SAID TUBE, REMOVABLY MOUNTED IN SAID SPINDLE FOR ALIGNING THE AXIS OF MOVEMENT OF SAID ELECTRODE SUBSTANTIALLY COINCIDENT WITH THE AXIS OF SAID OUTER SURFACE OF SAID TUBE.
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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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |