Patent US3102947A successfully refreshed from Google Patents.
US3102947A
Expired / Lapsed
US
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Arc welding apparatus
Assignee: Airco Inc
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Filing: 1960-12-29
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Granted: 1963-09-03
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Expires: 1980-12-29
Abstract
No abstract record available.
Inventors
- 👤 Paul R Blackman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:39
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/12; B23K9/133; B23K9/1336
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN AN ARC-WELDING SYSTEM INCLUDING AN ELECTRODE HOLDER MOVABLE RELATIVE TO A WORK SURFACE ALONG A DESIRED LINE OF WELDING THEREON AND AN ORIFICE ADJACENT THE WELDING ZONE OUT OF WHICH MAY BE FED WIRE TO BE CONSUMED IN THE WELDING: THE COMBINATION OF A STRUCTURE COMPRISING A FIRST FRAME SUPPORTED BY THE ELECTRODE HOLDER, A SECOND FRAME SUPPORTED BY THE FIRST FRAME, MEANS ON ONE OF SAID FRAMES FORMING A TRACK GENERALLY NORMAL TO THE WORK SURFACE GUIDING AND ALONG WHICH MAY BE EFFECTED MOVEMENT OF THE SECOND FRAME RELATIVE TO THE FIRST, AND A MEMBER PIVOTALLY
Claim 2
Dependent Claim
98 words
IN AN ARC-WELDING SYSTEM INCLUDING AN ELECTRODE HOLDER MOVABLE RELATIVE TO A WORK SURFACE ALONG A DESIRED LINE OF WELDING THEREON AND AN ORIFICE ADJACENT THE WELDING ZONE OUT OF WHICH MAY BE FED WIRE TO BE CONSUMED IN THE WELDING: THE COMBINATION OF A STRUCTURE COMPRISING A FIRST FRAME SUPPORTED BY THE ELECTRODE HOLDER, A SECOND FRAME SUPPORTED BY THE FIRST FRAME, MEANS ON ONE OF SAID FRAMES FORMING A TRACK GENERALLY NORMAL TO THE WORK SURFACE GUIDING AND ALONG WHICH MAY BE EFFECTED MOVEMENT OF THE SECOND FRAME RELATIVE TO THE FIRST, AND A MEMBER PIVOTALLY
References Cited (Backward Citations)
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Cited
US2681401A
Cited
US2736787A
Cited
US2731536A
Cited
US3009619A
Cited
US2982845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |