US3104313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for semiautomatic welding
Assignee: IMO Industries Inc
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Filing: 1960-05-09
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Granted: 1963-09-17
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Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Perry J Rieppel
- 👤 John T Niemann
- 👤 Raeman P Sopher
- 👤 Franklin H Pennell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:19
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/0026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD FOR AUTOMATIC WELDING OF IMPELLERS AND THE LIKE COMPRISING THE STEPS OF: POSITIONING A WORKPIECE AND A WELDING ELECTRODE SO THAT THE BEGINNING WELD AREA IS IN THE FLAT POSITION; ESTABLISHING AN ARC BETWEEN SAID WORKPIECE AND SAID WELDING ELECTRODE; SUPPLYING FLUX TO THE WELD AREA BY CARRYING SAID FLUX IN A FLOW OF SHIELDING GAS; AND CONCURRENTLY MOVING SAID WELDING ELECTRODE IN A
Claim 2
Independent Claim
66 words
A METHOD FOR AUTOMATIC WELDING OF IMPELLERS AND THE LIKE COMPRISING THE STEPS OF: POSITIONING A WORKPIECE AND A WELDING ELECTRODE SO THAT THE BEGINNING WELD AREA IS IN THE FLAT POSITION; ESTABLISHING AN ARC BETWEEN SAID WORKPIECE AND SAID WELDING ELECTRODE; SUPPLYING FLUX TO THE WELD AREA BY CARRYING SAID FLUX IN A FLOW OF SHIELDING GAS; AND CONCURRENTLY MOVING SAID WELDING ELECTRODE IN A
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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |