Patent US3271554A successfully refreshed from Google Patents.
US3271554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Overlay welding
Assignee: Hoskins Manufacturing Co
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Filing: 1965-06-24
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Granted: 1966-09-06
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Wallace C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:57
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/04; B23K2101/00; B23K2101/04; B23K2101/06; Y; Y10; Y10T; Y10T29/00; Y10T29/51
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A PROCESS OF OVERLAY WELDING ON A BASE METAL WHICH HAS WELDED THERETO A PREVIOUS OVERLAY WELD BEAD EXTENDING LENGTHSWISE ALONG ONE SURFACE OF THE BASE METAL, WHICH COMPRISES LAYING DOWN A CONSUMABLE BARRIER STRIP ADJOINING THE EDGE OF THE PREVIOUS WELD BEAD AND AGAINST THE SURFACE OF THE BASE METAL, SAID BARRIER STRIP BEING WIDER THAN IT IS THICK AND THE THICKNESS OF THE BARRIER STRIP EXTENDING TRANSVERSELY TO THE SURFACE OF THE BASE METAL, ARCING FROM A STRIP ELECTRODE WHICH IS WIDER THAN IT IS THICK AND WHICH OVERHANGS THE BARRIER STRIP AND OVERHANGS THE EDGE OF THE PREVIOUS WELD BEAD, TO A WELD POOL FORMED BY MELTING ALL OF THE BARRIER STRIP, ALL OF THE STRIP ELECTRODE, THE EDGE OF THE PREVIOUS WELD BEAD AND THE SURFACE OF THE BASE METAL, AND ADVANCING THE STRIP ELECTRODE IN THE DIRECTION OF ITS THICKNESS LENGTHWISE OF THE BARRIER STRIP AND THE ADJOINING EDGE OF THE PREVIOUS WELD BEAD.
Claim 2
Dependent Claim
159 words
A PROCESS OF OVERLAY WELDING ON A BASE METAL WHICH HAS WELDED THERETO A PREVIOUS OVERLAY WELD BEAD EXTENDING LENGTHSWISE ALONG ONE SURFACE OF THE BASE METAL, WHICH COMPRISES LAYING DOWN A CONSUMABLE BARRIER STRIP ADJOINING THE EDGE OF THE PREVIOUS WELD BEAD AND AGAINST THE SURFACE OF THE BASE METAL, SAID BARRIER STRIP BEING WIDER THAN IT IS THICK AND THE THICKNESS OF THE BARRIER STRIP EXTENDING TRANSVERSELY TO THE SURFACE OF THE BASE METAL, ARCING FROM A STRIP ELECTRODE WHICH IS WIDER THAN IT IS THICK AND WHICH OVERHANGS THE BARRIER STRIP AND OVERHANGS THE EDGE OF THE PREVIOUS WELD BEAD, TO A WELD POOL FORMED BY MELTING ALL OF THE BARRIER STRIP, ALL OF THE STRIP ELECTRODE, THE EDGE OF THE PREVIOUS WELD BEAD AND THE SURFACE OF THE BASE METAL, AND ADVANCING THE STRIP ELECTRODE IN THE DIRECTION OF ITS THICKNESS LENGTHWISE OF THE BARRIER STRIP AND THE ADJOINING EDGE OF THE PREVIOUS WELD BEAD.
References Cited (Backward Citations)
US2511976A
Cited
US405345A
Cited
US1604181A
Cited
US1749765A
Cited
US1999888A
Cited
US1977128A
Cited
US2121194A
Cited
US2191469A
Cited
US2137471A
Cited
US2427350A
Cited
US2490023A
Cited
US2848593A
Cited
US3051822A
Cited
US2927990A
Cited
US3073948A
Cited
US3056190A
Cited
US3016452A
Cited
US3179787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |