Patent US3263390A successfully refreshed from Google Patents.
US3263390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of fanning, rolling and banding flexible sheets
Assignee: Barkley and Dexter Inc
•
Filing: 1963-07-05
•
Granted: 1966-08-02
•
Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 Dexter Robert Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:42
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/46; B65H3/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
THE METHOD OF PRODUCING AN ELONGATED WEB OF FANNED SHEETS FROM A STACK THEREOF WHICH CONSISTS IN BENDING DOWNWARDLY THE FORWARD EDGES OF A GROUP OF LOWERMOST SHEETS IN THE STACK TO SPREAD THE FORWARD EDGES RELATIVE TO EACH OTHER, THEN CLAMPING THE SPREAD EDGES AND RETURNING THE GROUP TO ITS INITIAL POSITION TO EFFECT FORWARD MOVEMENT OF THE UNDERLYING SHEETS OF THE GROUP RELATIVE TO THE STACK IN AN AMOUNT EQUAL TO THE SPREAD OF THE EDGES AND REPEATING THE BENDING, CLAMPING AND RETURNING OPERATIONS TO INCREASE THE SPREADING AND FORWARD MOVEMENT OF THE GROUP WHEREBY TO PROVIDE AN ELONGATED WEB OF SPREAD SHEETS ADAPTED TO BE ROLLED AND BANDED.
Claim 2
Independent Claim
111 words
THE METHOD OF PRODUCING AN ELONGATED WEB OF FANNED SHEETS FROM A STACK THEREOF WHICH CONSISTS IN BENDING DOWNWARDLY THE FORWARD EDGES OF A GROUP OF LOWERMOST SHEETS IN THE STACK TO SPREAD THE FORWARD EDGES RELATIVE TO EACH OTHER, THEN CLAMPING THE SPREAD EDGES AND RETURNING THE GROUP TO ITS INITIAL POSITION TO EFFECT FORWARD MOVEMENT OF THE UNDERLYING SHEETS OF THE GROUP RELATIVE TO THE STACK IN AN AMOUNT EQUAL TO THE SPREAD OF THE EDGES AND REPEATING THE BENDING, CLAMPING AND RETURNING OPERATIONS TO INCREASE THE SPREADING AND FORWARD MOVEMENT OF THE GROUP WHEREBY TO PROVIDE AN ELONGATED WEB OF SPREAD SHEETS ADAPTED TO BE ROLLED AND BANDED.
References Cited (Backward Citations)
US1006009A
Cited
US2759727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |