Patent EP0343537A2 successfully refreshed from Google Patents.
US3127079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for threading the leading end of a weblike material
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:33
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
APPARATUS FOR THREADING THE LEADING END OF A WEB THROUGH DRYING APPARATUS HAVING A PLURALITY OF WEB SUPPORTING ROLLS AT THE ENDS OF WEB-DRYING PASSAGES, COMPRISING IN COMBINATION, A CONTINOUS TUBULAR GUIDE RAIL ARRANGED AT AT LEAST ONE END OF SAID ROLLS AND FOLLOWING THE WEB PATH BETWEEN AND AROUND SAID ROLLS, SAID TUBULAR GUIDE RAIL HAVING A CONTINOUS SLOT ON THE SIDE TOWARD THE WEB PATH, A FLEXIBLE RESILIENT LEADER STRIP MOVABLE ALONG THE TUBULAR SPACE OF SAID GUIDE RAIL, CONNECTING MEANS BETWEEN SAID LEADER STRIP AND AN EDGE OF SAID WEB, INCLUDING MEANS EXTENDING THROUGH THE SLOT OF SAID RAIL, AND POWER DRIVE MEANS ENGAGING SAID LEADER STRIP TO FEED IT THROUGH THE TUBULAR GUIDE RAIL.
Claim 2
Dependent Claim
118 words
APPARATUS FOR THREADING THE LEADING END OF A WEB THROUGH DRYING APPARATUS HAVING A PLURALITY OF WEB SUPPORTING ROLLS AT THE ENDS OF WEB-DRYING PASSAGES, COMPRISING IN COMBINATION, A CONTINOUS TUBULAR GUIDE RAIL ARRANGED AT AT LEAST ONE END OF SAID ROLLS AND FOLLOWING THE WEB PATH BETWEEN AND AROUND SAID ROLLS, SAID TUBULAR GUIDE RAIL HAVING A CONTINOUS SLOT ON THE SIDE TOWARD THE WEB PATH, A FLEXIBLE RESILIENT LEADER STRIP MOVABLE ALONG THE TUBULAR SPACE OF SAID GUIDE RAIL, CONNECTING MEANS BETWEEN SAID LEADER STRIP AND AN EDGE OF SAID WEB, INCLUDING MEANS EXTENDING THROUGH THE SLOT OF SAID RAIL, AND POWER DRIVE MEANS ENGAGING SAID LEADER STRIP TO FEED IT THROUGH THE TUBULAR GUIDE RAIL.
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |