Patent US3239220A successfully refreshed from Google Patents.
US3239220A
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Assignee: Xerox Corp
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Filing: 1964-01-02
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Granted: 1966-03-08
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Expires: 1984-01-02
Abstract
No abstract record available.
Inventors
- 👤 Leon C Lot
- 👤 Ralph R Tilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:00
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/60; G03G15/602; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/62; G03B27/6207; G03B27/625; G03B27/6257; G03G15/22; G03G15/28; G03G15/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A DOCUMENT CONVEYOR INCLUDING: A PLURALITY OF CONTINUOUS PARALLEL CONVEYOR BELTS MOUNTED ON A SERIES OF BELT GUIDED ROLLERS AND DEFINING A DOCUMENT FLOW PATH; DRIVE MEANS FOR DRIVING THE CONVEYOR BELTS; A PLURALITY OF DOCUMENT GUIDE ROLLERS SPANNING THE CONVEYOR BELTS ADJACENT TO THE DOCUMENT FLOW PATH; AND A PLURALITY OF RESILIENT DISC-SHAPED MEMBERS CENTER MOUNTED ON EACH DOCUMENT GUIDE ROLLER IN SPACED RELATION ALONG THE LENGTH OF THE DOCUMENT GUIDE ROLLER ACCORDING TO THE POSITION OF THE CONVEYOR BELTS; EACH OF SAID DISC-SHAPED MEMBERS BEING IN CONTACT WITH A CONVEYOR BELT TO BE ROTATED THEREBY; SAID DOCUMENT GUIDE ROLLERS BEING SPACED IN CLOSE PROXIMITY SO THAT THE DISC-SHAPED MEMBERS EXTEND BEYOND THE PERIPHERY OF THE DISC-SHAPED MEMBERS ON ADJACENT ROLLERS.
Claim 2
Dependent Claim
122 words
A DOCUMENT CONVEYOR INCLUDING: A PLURALITY OF CONTINUOUS PARALLEL CONVEYOR BELTS MOUNTED ON A SERIES OF BELT GUIDED ROLLERS AND DEFINING A DOCUMENT FLOW PATH; DRIVE MEANS FOR DRIVING THE CONVEYOR BELTS; A PLURALITY OF DOCUMENT GUIDE ROLLERS SPANNING THE CONVEYOR BELTS ADJACENT TO THE DOCUMENT FLOW PATH; AND A PLURALITY OF RESILIENT DISC-SHAPED MEMBERS CENTER MOUNTED ON EACH DOCUMENT GUIDE ROLLER IN SPACED RELATION ALONG THE LENGTH OF THE DOCUMENT GUIDE ROLLER ACCORDING TO THE POSITION OF THE CONVEYOR BELTS; EACH OF SAID DISC-SHAPED MEMBERS BEING IN CONTACT WITH A CONVEYOR BELT TO BE ROTATED THEREBY; SAID DOCUMENT GUIDE ROLLERS BEING SPACED IN CLOSE PROXIMITY SO THAT THE DISC-SHAPED MEMBERS EXTEND BEYOND THE PERIPHERY OF THE DISC-SHAPED MEMBERS ON ADJACENT ROLLERS.
References Cited (Backward Citations)
US2949002A
Cited
US3116823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |