US3240913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling degree of penetration in welding, especially of tubing
Assignee: Colt Industries Operating Corp
•
Filing: 1963-08-19
•
Granted: 1966-03-15
•
Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 James M Schubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:53
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/02; B23K9/025; B23K9/0253; B23K9/06; B23K9/073; B23K9/0734; B23K9/095; B23K2101/00; B23K2101/04; B23K2101/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN APPARATUS FOR ARC-WELDING OBJECTS TO BE JOINED HAVING TWO OPPOSITE SIDES COMPRISING MEANS ON ONE SIDE OF SAID OBJECTS FOR WELDING SAID OBJECTS, MEANS FOR CAUSING RELATIVE MOVEMENT BETWEEN SAID WELDING MEANS AND SAID OBJECTS, AND CONTROL MEANS OPERABLE TO ADJUST THE RATE OF WHICH ENERGY IS SUPPLIED TO SAID WELDING MEANS, THE COMBINATION THEREWITH OF MEANS ON THE OTHER OF SAID SIDES OF SAID OBJECTS FOR SENSING VISIBLE LIGHT EMITTED FROM SAID OTHER OF SAID SIDES OF SAID OBJECTS AND EMITTING A SIGNAL PROPORTIONATE TO THE INTENSITY OF SAID VISIBLE LIGHT AND MEANS RESPONSIVE TO SAID SENSING AND SIGNAL-EMITTING MEANS FOR OPERATING SAID CONTROL MEANS TO MAINTAIN THE DEGREE OF WELD PENETRATION WITHIN PRESELECTED LIMITS.
Claim 2
Dependent Claim
117 words
IN APPARATUS FOR ARC-WELDING OBJECTS TO BE JOINED HAVING TWO OPPOSITE SIDES COMPRISING MEANS ON ONE SIDE OF SAID OBJECTS FOR WELDING SAID OBJECTS, MEANS FOR CAUSING RELATIVE MOVEMENT BETWEEN SAID WELDING MEANS AND SAID OBJECTS, AND CONTROL MEANS OPERABLE TO ADJUST THE RATE OF WHICH ENERGY IS SUPPLIED TO SAID WELDING MEANS, THE COMBINATION THEREWITH OF MEANS ON THE OTHER OF SAID SIDES OF SAID OBJECTS FOR SENSING VISIBLE LIGHT EMITTED FROM SAID OTHER OF SAID SIDES OF SAID OBJECTS AND EMITTING A SIGNAL PROPORTIONATE TO THE INTENSITY OF SAID VISIBLE LIGHT AND MEANS RESPONSIVE TO SAID SENSING AND SIGNAL-EMITTING MEANS FOR OPERATING SAID CONTROL MEANS TO MAINTAIN THE DEGREE OF WELD PENETRATION WITHIN PRESELECTED LIMITS.
References Cited (Backward Citations)
US2089015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |