Patent US411945A successfully refreshed from Google Patents.
Patent US3323752A successfully refreshed from Google Patents.
US3323752A
Expired / Lapsed
US
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Welding wire spool stand
Assignee: Unisys Corp
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Filing: 1966-04-27
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Granted: 1967-06-06
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Expires: 1986-04-27
Abstract
No abstract record available.
Inventors
- 👤 Kurtz Israel
- 👤 Earl East
- 👤 Robinson William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:25
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/12; B23K9/133; B23K9/1333; B65; B65H; B65H49/00; B65H49/18; B65H49/20; B65H49/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
175 words
A STAND FOR FEEDING WELDING WIRE OR THE LIKE FROM A SUPPLY SPOOL IN RESPONSE TO A DEMAND PULL ON THE WIRE WHEREIN SAID SPOOL HAS A CENTRAL CORE AND AN END DISC, SAID STAND COMPRISING A FRAME, JOURNAL MEANS ON SAID FRAME DEFINING A VERTICAL AXIS ABOUT WHICH SAID SPOOL ROTATES TO UNWIND WIRE, AND ARM JOURNALLED ON SAID FRAME FOR OSCILLATION ABOUT SAID AXIS ON THE UNDERSIDE OF A SPOOL DISC ON SAID JOURNAL MEANS, A FRICTION MEMBER DISPOSED ADJACENT THE OUTER PERIMETER OF A SPOOL DISC ON SAID JOURNAL MEANS, MEANS MOUNTING SAID FRICTION MEMBER ON SAID ARM AND YIELDABLY URGING SAID FRICTION MEMBER AGAINST SAID SPOOL DISC, A WIRE GUIDE ELEMENT ABOUT WHICH SAID WIRE PASSES IN TRAVELLING FROM SAID SPOOL, A FIRST LEVER RIGIDLY INTEGRAL WITH SAID ARM AND PROJECTING RADIALLY OUTWARDLY FROM SAID AXIS TOWARD SAID WIRE GUIDE ELEMENT, A SECOND LEVER ASSEMBLY HAVING A PORTION INTERMEDIATE ITS ENDS JOURNALLED ON SAID FRAME, MEANS MOUNTING SAID WIRE GUIDE ELEMENT ON ONE END OF SAID LEVER ASSEMBLY FOR MOVEMENT RELATIVE
Claim 2
Dependent Claim
175 words
A STAND FOR FEEDING WELDING WIRE OR THE LIKE FROM A SUPPLY SPOOL IN RESPONSE TO A DEMAND PULL ON THE WIRE WHEREIN SAID SPOOL HAS A CENTRAL CORE AND AN END DISC, SAID STAND COMPRISING A FRAME, JOURNAL MEANS ON SAID FRAME DEFINING A VERTICAL AXIS ABOUT WHICH SAID SPOOL ROTATES TO UNWIND WIRE, AND ARM JOURNALLED ON SAID FRAME FOR OSCILLATION ABOUT SAID AXIS ON THE UNDERSIDE OF A SPOOL DISC ON SAID JOURNAL MEANS, A FRICTION MEMBER DISPOSED ADJACENT THE OUTER PERIMETER OF A SPOOL DISC ON SAID JOURNAL MEANS, MEANS MOUNTING SAID FRICTION MEMBER ON SAID ARM AND YIELDABLY URGING SAID FRICTION MEMBER AGAINST SAID SPOOL DISC, A WIRE GUIDE ELEMENT ABOUT WHICH SAID WIRE PASSES IN TRAVELLING FROM SAID SPOOL, A FIRST LEVER RIGIDLY INTEGRAL WITH SAID ARM AND PROJECTING RADIALLY OUTWARDLY FROM SAID AXIS TOWARD SAID WIRE GUIDE ELEMENT, A SECOND LEVER ASSEMBLY HAVING A PORTION INTERMEDIATE ITS ENDS JOURNALLED ON SAID FRAME, MEANS MOUNTING SAID WIRE GUIDE ELEMENT ON ONE END OF SAID LEVER ASSEMBLY FOR MOVEMENT RELATIVE
References Cited (Backward Citations)
US1255966A
Cited
US1908073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |