US3076366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for severing portions of a tobacco web
Assignee: Arenco AB
•
Filing: 1959-09-24
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Granted: 1963-02-05
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Expires: 1979-09-24
Abstract
No abstract record available.
Inventors
- 👤 Grandstedt Karl Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:38
CPC Classifications
A; A24; A24C; A24C1/00; A24C1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/444; Y10T83/4645; Y10T83/647; Y10T83/6472; Y10T83/664; Y10T83/6644; Y10T83/727; Y10T83/788; Y10T83/793
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN AN APPARATUS FOR SEVERING SHEETS FROM THE LEADING END PORTION OF A WEB OF TOBACCO SHEET MATERIAL, A FIRST PERFORATED PLATE HAVING A WEB SUPPORTING SURFACE, MEANS FOR PUSHING THE LEADING END PORTION OF THE WEB ACROSS SAID PLATE SUBSTANTIALLY AT A LEVEL WITH SAID SUPPORTING SURFACE, A SECOND PERFORATED PLATE SPACED BY A SLIT FROM SAID FIRST PERFORATED PLATE AND HAVING A WEB SUPPORTING SURFACE, CUTTING MEANS HAVING A CUTTING EDGE POSITIONED IN SAID SLIT ADJACENT SAID SECOND PERFORATED PLATE, MEANS FOR PROJECTING CURRENTS OF AIR UPWARDLY THROUGH THE PERFORATIONS OF SAID FIRST PERFORATED PLATE AND THROUGH SAID SLIT, AND SUCTION MEANS FOR RETAINING THE LEADING WEB END PORTION ON SAID SECOND PERFORATED PLATE AT ONE SIDE OF SAID CUTTING EDGE AND SIMULTANEOUSLY SUBJECTING THE TRAILING PORTION OF THE WEB TO AIR BLAST FROM BELOW THROUGH SAID SLIT ADJACENT THE OTHER SIDE OF SAID CUTTING EDGE.
Claim 2
Dependent Claim
148 words
IN AN APPARATUS FOR SEVERING SHEETS FROM THE LEADING END PORTION OF A WEB OF TOBACCO SHEET MATERIAL, A FIRST PERFORATED PLATE HAVING A WEB SUPPORTING SURFACE, MEANS FOR PUSHING THE LEADING END PORTION OF THE WEB ACROSS SAID PLATE SUBSTANTIALLY AT A LEVEL WITH SAID SUPPORTING SURFACE, A SECOND PERFORATED PLATE SPACED BY A SLIT FROM SAID FIRST PERFORATED PLATE AND HAVING A WEB SUPPORTING SURFACE, CUTTING MEANS HAVING A CUTTING EDGE POSITIONED IN SAID SLIT ADJACENT SAID SECOND PERFORATED PLATE, MEANS FOR PROJECTING CURRENTS OF AIR UPWARDLY THROUGH THE PERFORATIONS OF SAID FIRST PERFORATED PLATE AND THROUGH SAID SLIT, AND SUCTION MEANS FOR RETAINING THE LEADING WEB END PORTION ON SAID SECOND PERFORATED PLATE AT ONE SIDE OF SAID CUTTING EDGE AND SIMULTANEOUSLY SUBJECTING THE TRAILING PORTION OF THE WEB TO AIR BLAST FROM BELOW THROUGH SAID SLIT ADJACENT THE OTHER SIDE OF SAID CUTTING EDGE.
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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |