US3264447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Penetration control for arc welding
Assignee: Airco Inc
•
Filing: 1965-01-29
•
Granted: 1966-08-02
•
Expires: 1985-01-29
Abstract
No abstract record available.
Inventors
- 👤 Stanley A Agnew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:25
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/06; B23K9/073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
APPARATUS FOR COMPENSATING FOR VARIATIONS IN WELD PENETRATION DUE TO RELATIVE MOVEMENTS OF THE ARCING TIP OF A WELDING ELECTRODE IN A WELDING HEAD AND THE LEVEL OF AN UNFUSED SURFACE OF A WORKPIECE, COMPRISING, IN COMBINATION, MEANS FOR CONTINUOUSLY SENSING THE SPACING BETWEEN A FIXED POINT OF THE WELDING HEAD AND THE SAID UNFUSED SURFACE OF THE WORKPIECE DURING THE WELD-
Claim 2
Dependent Claim
62 words
APPARATUS FOR COMPENSATING FOR VARIATIONS IN WELD PENETRATION DUE TO RELATIVE MOVEMENTS OF THE ARCING TIP OF A WELDING ELECTRODE IN A WELDING HEAD AND THE LEVEL OF AN UNFUSED SURFACE OF A WORKPIECE, COMPRISING, IN COMBINATION, MEANS FOR CONTINUOUSLY SENSING THE SPACING BETWEEN A FIXED POINT OF THE WELDING HEAD AND THE SAID UNFUSED SURFACE OF THE WORKPIECE DURING THE WELD-
References Cited (Backward Citations)
US2897341A
Cited
US3135858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |