US3217387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll
Assignee: Individual
•
Filing: 1963-10-15
•
Granted: 1965-11-16
•
Expires: 1983-10-15
Abstract
No abstract record available.
Inventors
- 👤 Strindlund Ulf Johan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:40
CPC Classifications
D; D21; D21F; D21F3/00; D21F3/02; D21F3/10; D21F3/105; D21F3/08; D21F3/086
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A PRESS ROLL FOR SQUEEZING A FIBROUS MATERIAL COMPRISING, IN COMBINATION, A CORE, A PLURALITY OF METALLIC DISK LIKE MEMBERS MOUNTED ON SAID CORE AS A CENTER EACH SAID DISK MEMBER HAVING A PLURALITY OF APERTURES EXTENDING THERETHROUGH, AT LEAST ONE PASSAGE EXTENDING OUTWARDLY FROM EACH SAID APERTURE TO THE PHERIPHERY OF SAID DISK SAID DISKS BEING ALIGNED TO FORM A PLURALITY OF AXIAL PASSAGES EACH COMMUNICATING DIRECTLY WITH AT LEAST ONE OUTWARDLY EXTENDING PASSAGE IN EACH DISK TO FORM AT LEAST ONE ROW OF PASSAGE OPENINGS ON THE PEIRPHERY OF THE ROLL, SAID ROW EXTENDING PARALLEL TO THE AXIS OF THE ROLL.
Claim 2
Dependent Claim
103 words
A PRESS ROLL FOR SQUEEZING A FIBROUS MATERIAL COMPRISING, IN COMBINATION, A CORE, A PLURALITY OF METALLIC DISK LIKE MEMBERS MOUNTED ON SAID CORE AS A CENTER EACH SAID DISK MEMBER HAVING A PLURALITY OF APERTURES EXTENDING THERETHROUGH, AT LEAST ONE PASSAGE EXTENDING OUTWARDLY FROM EACH SAID APERTURE TO THE PHERIPHERY OF SAID DISK SAID DISKS BEING ALIGNED TO FORM A PLURALITY OF AXIAL PASSAGES EACH COMMUNICATING DIRECTLY WITH AT LEAST ONE OUTWARDLY EXTENDING PASSAGE IN EACH DISK TO FORM AT LEAST ONE ROW OF PASSAGE OPENINGS ON THE PEIRPHERY OF THE ROLL, SAID ROW EXTENDING PARALLEL TO THE AXIS OF THE ROLL.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |