Patent US3085346A successfully refreshed from Google Patents.
US3085346A
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Threading web material
Assignee: Svenska Flaktfabriken AB
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Filing: 1959-08-26
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Granted: 1963-04-16
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Expires: 1979-08-26
Abstract
No abstract record available.
Inventors
- 👤 Allander Claes
- 👤 Lanne Bengt
- 👤 Wallin Sven
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:36
CPC Classifications
B; B65; B65H; B65H23/00; D; D21; D21G; D21G9/00; D21G9/0063; D21G9/0072; F; F26; F26B; F26B13/00; F26B13/10; F26B13/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
228 words
A METHOD FOR THREADING THROUGH A TREATING APPARATUS THE LEADING END OF A SHEET OF WET WEB MATERIAL WITH LOW TENSILE STRENGTH, WHEREIN THE WEB MATERIAL IS TRANSPORTED AIR-BORNE IN AT LEAST ONE RUN BY MEANS OF A TREATING MEDIUM IMPINGED AGAINST THE WEB IN AN UPWARD AND FORWARD DIRECTION, COMPRISING THE STEPS OF PROVIDING A LIGHT-WEIGHT PILOT SHEET OF GREATER TENSILE STRENGTH THAN SAID WEB AND HAVING A SUBSTANTIALLY PLAIN SURFACE OF SUFFICIENT AREA RELATIVE TO WEIGHT AS TO ALSO BE AIR-BORNE AND MOVED FORWARD BY SAID TREATING MEDIUM, PROVIDING ON SAID PILOT A FOLDABLE BAND EXTENDING REARWARDLY FROM ONE SIDE OF SAID PILOT, CONNECTING SAID PILOT TO THE LEADING END OF THE WEB MATERIAL BY FOLDING SAID BAND OVER ONE EDGE OF THE WEB MATERIAL, INSERTING SAID PILOT INTO THE TREATING APPARATUS IN ADVANCE OF THE WEB MATERIAL, AND SUPPORTING AND TRANSPORTING SAID PILOT THROUGH THE DRIER BY THE UPWARDLY AND FORWARDLY DIRECTED COMPONENTS OF THE TREATING MEDIUM TO SUPPORT THE PILOT AND STRETCH THE FORWARD END OF THE SHEET OF WEB MATERIAL IN THE DIRECTION OF TRAVEL THROUGH THE APPARATUS TO PREVENT FLUTTERING AND TEARING OF THE FORWARD END OF THE WET WEB MATERIAL OF LOW TENSILE STRENGTH, THE PILOT AND THE WEB MATERIAL SHEET BEING TRANSPORTED TOGETHER AIR-BORNE BY THE TREATING MEDIUM WITH THE PILOT SHEET ENTRAINING THE FORWARD END OF THE WEB SHEET.
Claim 2
Independent Claim
228 words
A METHOD FOR THREADING THROUGH A TREATING APPARATUS THE LEADING END OF A SHEET OF WET WEB MATERIAL WITH LOW TENSILE STRENGTH, WHEREIN THE WEB MATERIAL IS TRANSPORTED AIR-BORNE IN AT LEAST ONE RUN BY MEANS OF A TREATING MEDIUM IMPINGED AGAINST THE WEB IN AN UPWARD AND FORWARD DIRECTION, COMPRISING THE STEPS OF PROVIDING A LIGHT-WEIGHT PILOT SHEET OF GREATER TENSILE STRENGTH THAN SAID WEB AND HAVING A SUBSTANTIALLY PLAIN SURFACE OF SUFFICIENT AREA RELATIVE TO WEIGHT AS TO ALSO BE AIR-BORNE AND MOVED FORWARD BY SAID TREATING MEDIUM, PROVIDING ON SAID PILOT A FOLDABLE BAND EXTENDING REARWARDLY FROM ONE SIDE OF SAID PILOT, CONNECTING SAID PILOT TO THE LEADING END OF THE WEB MATERIAL BY FOLDING SAID BAND OVER ONE EDGE OF THE WEB MATERIAL, INSERTING SAID PILOT INTO THE TREATING APPARATUS IN ADVANCE OF THE WEB MATERIAL, AND SUPPORTING AND TRANSPORTING SAID PILOT THROUGH THE DRIER BY THE UPWARDLY AND FORWARDLY DIRECTED COMPONENTS OF THE TREATING MEDIUM TO SUPPORT THE PILOT AND STRETCH THE FORWARD END OF THE SHEET OF WEB MATERIAL IN THE DIRECTION OF TRAVEL THROUGH THE APPARATUS TO PREVENT FLUTTERING AND TEARING OF THE FORWARD END OF THE WET WEB MATERIAL OF LOW TENSILE STRENGTH, THE PILOT AND THE WEB MATERIAL SHEET BEING TRANSPORTED TOGETHER AIR-BORNE BY THE TREATING MEDIUM WITH THE PILOT SHEET ENTRAINING THE FORWARD END OF THE WEB SHEET.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |