Presettable slitter-scorer apparatus
Abstract
Abstract A SLITTER-SCORER MACHINE USED IN THE PRODUCTION OF CORRUGATED PAPERBOARD HAVING MEANS FOR PRESETTING OF SET OF SLITTING HEADS AND SCORING HEADS DURING OPERATION OF ANOTHER SET OF SUCH HEADS COMPRISING TWO SETS OF SHAFTS UPON WHICH THE HEADS ARE MOUNTED WITH THE SHAFTS SECURED BETWEEN A PAIR OF CIRCULAR SIDE FRAMES TO FORM A SPOOL ARRANGED FOR ROTATION ABOUT A CENTRAL TRUNNION SO THAT WITH THE SPOOL IN ONE CIRCUMFERENTIAL POSITION ONE SET OF SHAFTS WITH THE HEADS THEREON ARE IN POSITION FOR ACTING UPON AN ADVANCING WEB OF PERBOARD WHILE THE OTHER SHAFTS ARE IN AN INACTIVE POSITION WITH A SET OF YOKES BEING PROVIDED TO ENGAGE THE INACTIVE HEADS AND MOVE THEM TO PRESELECTED LATERAL POSITIONS ACROSS THE WIDTH OF THE MACHINE SO THAT UPON COMPLETION OF THE ORDER BEING PROCESSED, THE SPOOL MAY BE ROTATED TO BRING THE PRESET HEADS INTO ENGAGEMENT WITH THE WEB TO PRODUCE A SUCCEEDING ORDER.
Inventors
- 👤 Warren A Stewart
- 👤 Richard J Bridges
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |