US3373989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic folded material conveyor
Assignee: Tab Products Co
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Filing: 1966-03-18
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Granted: 1968-03-19
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Expires: 1986-03-18
Abstract
No abstract record available.
Inventors
- 👤 Baron John E Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:50
CPC Classifications
B; B65; B65H; B65H5/00; B65H5/02; B65H5/021; B65H5/023; B65H3/00; B65H3/08; B65H3/0808; B65H3/0816; B65H3/26
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
77 words
A METHOD FOR AUTOMATICALLY CONVEYING A PLURALITY OF INDIVIDUAL PIECES OF MATERIALS HAVING A FOLD TO A PRINTER, COMPRISING: A. FEEDING A STACK OF SAID INDIVIDUAL PIECES TO A SLOTTED MOVING CONVEYOR BELT; B. CREATING A SUCTION FORCE DIRECTLY ABOVE THE TOP PIECE OF THE STACK WITH A VACUUM DEVICE, FORCING THE FOLD OF SUCCESSIVE PIECES INTO ENGAGEMENT WITH SUCCESSIVE SLOTS IN THE CONVEYOR BELT; C. CONVEYING THE ENGAGED PIECES TO THE PRINTER VIA THE CONVEYOR BELT.
Claim 2
Independent Claim
77 words
A METHOD FOR AUTOMATICALLY CONVEYING A PLURALITY OF INDIVIDUAL PIECES OF MATERIALS HAVING A FOLD TO A PRINTER, COMPRISING: A. FEEDING A STACK OF SAID INDIVIDUAL PIECES TO A SLOTTED MOVING CONVEYOR BELT; B. CREATING A SUCTION FORCE DIRECTLY ABOVE THE TOP PIECE OF THE STACK WITH A VACUUM DEVICE, FORCING THE FOLD OF SUCCESSIVE PIECES INTO ENGAGEMENT WITH SUCCESSIVE SLOTS IN THE CONVEYOR BELT; C. CONVEYING THE ENGAGED PIECES TO THE PRINTER VIA THE CONVEYOR BELT.
Claim 3
Independent Claim
34 words
A METHOD FOR DISENGAGING A SERIES OF FLAPS OF FOLDED MATERIAL BEING CARRIED ON SLOTS OF A CONVEYOR BELT COMPRISING: A. CONTACTING THE FLAPS BEING CARRIED BETWEEN AN EJECT BELT AND THE CONVEYOR BELT;
Claim 4
Independent Claim
34 words
A METHOD FOR DISENGAGING A SERIES OF FLAPS OF FOLDED MATERIAL BEING CARRIED ON SLOTS OF A CONVEYOR BELT COMPRISING: A. CONTACTING THE FLAPS BEING CARRIED BETWEEN AN EJECT BELT AND THE CONVEYOR BELT;
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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |