US3265268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire feeding device
Assignee: NATIONAL ELECTRIC WELDING MACHINES CO
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Filing: 1964-05-06
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Granted: 1966-08-09
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Expires: 1984-05-06
Abstract
No abstract record available.
Inventors
- 👤 Harold E Bach
- 👤 Lyle G Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:25
CPC Classifications
B; B21; B21F; B21F27/00; B21F27/08; B21F27/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A FEEDING DEVICE FOR ADVANCING AN ELONGATED ELEMENT, THE COMBINATION COMPRISING: FIRST AND SECOND PAIRS OF ROLLERS ENGAGEABLE WITH SAID ELONGATED ELEMENT; FIRST MEANS FOR EFFECTING ENGAGEMENT OF SAID ELONGATED ELEMENT BY SAID FIRST PAIR OF ROLERS AND SECOND MEANS FOR EFFECTING ENGAGEMENT OF SAID ELONGATED ELEMENT BY SAID SECOND PAIR OF ROLLERS, SAID FIRST AND SECOND MEANS BEING OPERABLE INDEPENDENTLY AND ALTERNATELY OF EACH OTHER; ROLLER ENERGIZING MEANS FOR ROTATAING SAID FIRST PAIR OF ROLLERS IN A DIRECTION FOR ADVANCING SAID ELONGATED ELEMENT IN ONE DIRECTION AND FOR ROTATING SAID SECOND PAIR OF ROLLERS IN A DIRECTION FOR MOVING SAID ELONGATED ELEMENT IN A DIRECTION OPPOSITE TO SAID ONE DIRECTION, SAID ROLLER ENERGIZING MEANS BEING REVERSIBLE TO EFFECT REVERSE ROTATION OF SAID ROLLERS;
Claim 2
Dependent Claim
125 words
IN A FEEDING DEVICE FOR ADVANCING AN ELONGATED ELEMENT, THE COMBINATION COMPRISING: FIRST AND SECOND PAIRS OF ROLLERS ENGAGEABLE WITH SAID ELONGATED ELEMENT; FIRST MEANS FOR EFFECTING ENGAGEMENT OF SAID ELONGATED ELEMENT BY SAID FIRST PAIR OF ROLERS AND SECOND MEANS FOR EFFECTING ENGAGEMENT OF SAID ELONGATED ELEMENT BY SAID SECOND PAIR OF ROLLERS, SAID FIRST AND SECOND MEANS BEING OPERABLE INDEPENDENTLY AND ALTERNATELY OF EACH OTHER; ROLLER ENERGIZING MEANS FOR ROTATAING SAID FIRST PAIR OF ROLLERS IN A DIRECTION FOR ADVANCING SAID ELONGATED ELEMENT IN ONE DIRECTION AND FOR ROTATING SAID SECOND PAIR OF ROLLERS IN A DIRECTION FOR MOVING SAID ELONGATED ELEMENT IN A DIRECTION OPPOSITE TO SAID ONE DIRECTION, SAID ROLLER ENERGIZING MEANS BEING REVERSIBLE TO EFFECT REVERSE ROTATION OF SAID ROLLERS;
References Cited (Backward Citations)
US425382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |