US3103576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
miller
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:11
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/24; B23K9/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
IN A WELDING GUN FOR USE WITH AN APPARATUS EMPLOYING AN AUTOMATIC CONTINUOUS FEED FOR THE ELECTRODE, A TUBULAR CONTACT MEMBER OF ELECTRICALLY CONDUCTIVE MATERIAL, A FUSIBLE TIP MOUNTED ON THE END OF SAID CONTACT MEMBER ADJACENT THE WELDING ARC AND A CONTINUOUS WIRE WELDING ELECTRODE GUIDED THROUGH THE BORE OF SAID CONTACT MEMBER AND SAID TIP TOWARD THE WELDING ARC, SAID TIP BEING MADE OF A MATERIAL TO WHICH THE FUSED ELECTRODE WILL BOND, SAID TIP BEING FITTED TO SAID CONTACT MEMBER BY A PREDETERMINED PRESS FIT REQUIRING A FORCE APPROXIMATELY EQUAL TO THE NORMAL LONGITUDINAL FEED FORCE OF THE ELECTRODE TO EKECT THE TIP FROM SAID CONTACT MEMBER SO THAT ANY BURN BACK OF THE ELECTRODE FUSING IT TO THE TIP WILL AUTOMATICALLY CAUSE THE TIP TO BE EJECTED FROM THE CONTACT MEMBER BY THE ELECTRODE FEED FORCE AND PREVENT DAMAGING BACK PRESSURE TO THE ELECTRODE AND FEED MECHANISM.
Claim 2
Dependent Claim
151 words
IN A WELDING GUN FOR USE WITH AN APPARATUS EMPLOYING AN AUTOMATIC CONTINUOUS FEED FOR THE ELECTRODE, A TUBULAR CONTACT MEMBER OF ELECTRICALLY CONDUCTIVE MATERIAL, A FUSIBLE TIP MOUNTED ON THE END OF SAID CONTACT MEMBER ADJACENT THE WELDING ARC AND A CONTINUOUS WIRE WELDING ELECTRODE GUIDED THROUGH THE BORE OF SAID CONTACT MEMBER AND SAID TIP TOWARD THE WELDING ARC, SAID TIP BEING MADE OF A MATERIAL TO WHICH THE FUSED ELECTRODE WILL BOND, SAID TIP BEING FITTED TO SAID CONTACT MEMBER BY A PREDETERMINED PRESS FIT REQUIRING A FORCE APPROXIMATELY EQUAL TO THE NORMAL LONGITUDINAL FEED FORCE OF THE ELECTRODE TO EKECT THE TIP FROM SAID CONTACT MEMBER SO THAT ANY BURN BACK OF THE ELECTRODE FUSING IT TO THE TIP WILL AUTOMATICALLY CAUSE THE TIP TO BE EJECTED FROM THE CONTACT MEMBER BY THE ELECTRODE FEED FORCE AND PREVENT DAMAGING BACK PRESSURE TO THE ELECTRODE AND FEED MECHANISM.
References Cited (Backward Citations)
US2735920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |