US3254192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding method and apparatus
Assignee: Individual
•
Filing: 1962-11-30
•
Granted: 1966-05-31
•
Expires: 1982-11-30
Abstract
No abstract record available.
Inventors
- 👤 Theodore C Braucht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:54
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/04; B23K2101/00; B23K2101/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
THE METHOD OF BUILDING UP THE INTERIOR OF A METAL SHELL HAVING AN OPENING ABOUT ITS LONGITUDINAL AXIS BY DEPOSITING CONTINUOUS BEADS OF WELD METAL THEREON COMPRISING THE STEPS OF: MAINTAINING THE SHELL IN A FIXED HORIZONTAL POSITION; POSITIONING A ROTATABLY MOUNTED WELDING TORCH RELATIVE TO THE INTERIOR SIDEWALL OF SAID SHELL; ROTATING SAID TORCH AT SPEEDS BETWEEN ABOUT 35 AND ABOUT 100 INCHES PER MINUTE WHILE FEEDING WELD METAL TO SAID WELDING TORCH AT A RATE OF SPEED WITHIN THE RANGE OF UP TO 300 INCHES PER MINUTE TO DEPOSIT A BEAD OF WELD METAL OF A WIDTH APPROXIMATELY TWICE THAT OF ITS THICKNESS ON THE INTERIOR OF SAID SHELL AS DETERMINED BY THE SPEED OF MOVEMENT OF SAID WELDING TORCH AND THE RATE OF WELD METAL FEED TO SAID TORCH.
Claim 2
Independent Claim
132 words
THE METHOD OF BUILDING UP THE INTERIOR OF A METAL SHELL HAVING AN OPENING ABOUT ITS LONGITUDINAL AXIS BY DEPOSITING CONTINUOUS BEADS OF WELD METAL THEREON COMPRISING THE STEPS OF: MAINTAINING THE SHELL IN A FIXED HORIZONTAL POSITION; POSITIONING A ROTATABLY MOUNTED WELDING TORCH RELATIVE TO THE INTERIOR SIDEWALL OF SAID SHELL; ROTATING SAID TORCH AT SPEEDS BETWEEN ABOUT 35 AND ABOUT 100 INCHES PER MINUTE WHILE FEEDING WELD METAL TO SAID WELDING TORCH AT A RATE OF SPEED WITHIN THE RANGE OF UP TO 300 INCHES PER MINUTE TO DEPOSIT A BEAD OF WELD METAL OF A WIDTH APPROXIMATELY TWICE THAT OF ITS THICKNESS ON THE INTERIOR OF SAID SHELL AS DETERMINED BY THE SPEED OF MOVEMENT OF SAID WELDING TORCH AND THE RATE OF WELD METAL FEED TO SAID TORCH.
References Cited (Backward Citations)
US2046999A
Cited
US2772625A
Cited
US2839663A
Cited
US2912562A
Cited
US2902588A
Cited
US3010010A
Cited
US3075067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |