Machines for inserting paper sheets into envelopes
Abstract
Abstract MACHINE FOR INSERTING PAPER SHEETS AND LIKE ENCLOSURES INTO ENVELOPES IN WHICH ENVELOPES ARE FED SINGLY BY A FIRST CONVEYOR SYSTEM FROM A BULK SUPPLY STATION TO AN INSERTING STATION PAST MEANS WHICH OPEN AND MOISTEN THE GUM ON THE ENVELOPE FLAP, IN WHICH ONE OR TWO SEPARATE INSERTS ARE LIKEWISE FED SINGLY BY FURTHER CONVEYOR SYSTEMS FROM RESPECTIVE BULK SUPPLY STATIONS TO SAID INSERTING STATION AT WHICH THEY ARE GIVEN A BOWED SHAPING, TRANSVERSE TO THE INSERTION DIRECTION BY CONVEYOR ROLLER MEANS WHICH NOT ONLY ROTATE TO PROPEL THE INSERTS BUT ALSO SWING BODILY TOWARDS THE ENVELOPE MOUTH WHICH IS OPENED BY MECHANICAL FINGERS AND A JET OF COMPRESSED AIR, THE INSERTING STATION INCLUDING A TILTING TABLE WHICH OPERATES TO DIRECT EACH FILLED ENVELOPE THROUGH A PAIR OF FLAP CLOSING AND SEALING ROLLERS TO A DELIVERY STATION.
Inventors
- 👤 Francois Rodolphe Bonsch
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |