US3263056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc welding apparatus
Assignee: Eutectic Corp
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Filing: 1965-03-19
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Granted: 1966-07-26
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Expires: 1985-03-19
Abstract
No abstract record available.
Inventors
- 👤 Clifford S Tallman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:32
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/16; B23K9/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
AN ARC WELDING APPARATUS COMPRISING A TORCH HAVING A HANDLE SECTION, A TIP SECTION SECURED TO SAID HANDLE SECTION, AN INERT GAS CONDUIT IN SAID TORCH EXTENDING THROUGH SAID HANDLE SECTION AND SAID TIP SECTION, MEANS AT ONE END OF SAID CONDUIT FOR CONNECTION TO A SUPPLY OF INERT GAS, A COLLET ASSEMBLY IN SAID TIP SECTION FOR HOLDING AN ELECTRODE, SAID COLLET ASSEMBLY INCLUDING A TUBULAR RETAINER, A GRIPPING MEMBER IN SAID RETAINER, SAID GRIPPING MEMBER HAVING ADJUSTABLE GRIPPING FINGERS PROJECTING FORM SAID RETAINER FOR CLAMPING AROUND THE ELECTRODE, AN ADJUSTABLE SLEEVE ON SAID RETAINER CONTACTING SAID GRIPPING MEMBER FOR SELECTIVELY MOVING SAID FINGERS CLOSURE TOGETHER AND PERMITTING SAID FINGERS TO SPREAD FURTHER APART WHEREBY SAID GRIPPING MEMBER MAY HOLD DIFFERENT DIAMETER ELECTRODES, AND SAID COLLET ASSEMBLY BEING DISPOSED SUBSTANTIALLY OUT OF THE STREAM OF INERT GAS FLOWING THROUGH SAID CONDUIT.
Claim 2
Dependent Claim
142 words
AN ARC WELDING APPARATUS COMPRISING A TORCH HAVING A HANDLE SECTION, A TIP SECTION SECURED TO SAID HANDLE SECTION, AN INERT GAS CONDUIT IN SAID TORCH EXTENDING THROUGH SAID HANDLE SECTION AND SAID TIP SECTION, MEANS AT ONE END OF SAID CONDUIT FOR CONNECTION TO A SUPPLY OF INERT GAS, A COLLET ASSEMBLY IN SAID TIP SECTION FOR HOLDING AN ELECTRODE, SAID COLLET ASSEMBLY INCLUDING A TUBULAR RETAINER, A GRIPPING MEMBER IN SAID RETAINER, SAID GRIPPING MEMBER HAVING ADJUSTABLE GRIPPING FINGERS PROJECTING FORM SAID RETAINER FOR CLAMPING AROUND THE ELECTRODE, AN ADJUSTABLE SLEEVE ON SAID RETAINER CONTACTING SAID GRIPPING MEMBER FOR SELECTIVELY MOVING SAID FINGERS CLOSURE TOGETHER AND PERMITTING SAID FINGERS TO SPREAD FURTHER APART WHEREBY SAID GRIPPING MEMBER MAY HOLD DIFFERENT DIAMETER ELECTRODES, AND SAID COLLET ASSEMBLY BEING DISPOSED SUBSTANTIALLY OUT OF THE STREAM OF INERT GAS FLOWING THROUGH SAID CONDUIT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |