Transport mechanism
Abstract
Abstract A TRANSPORT MECHANISM FOR INTERMITTENTLY MOVING AN ELONGATED, FLEXIBLE LENGTH OF MATERIAL PAST A LOCATION AND FOR POSITIVELY INDEXING A PORTION OF THE MATERIAL AT THAT LOCATION WHILE IT IS NOT IN MOTION. A STATIONARY INDEX PIN SECURED TO A MOUNTING PLATE ENGAGES PERFORATIONS IN THE MATERIAL AND A ROTATABLE CAM ADJACENT THE INDEX PIN PERIODICALLY DISENGAGES THE MATERIAL AND THE PIN. AFTER THE TWO HAVE BEEN DISENGAGES, A SECOND ROTATABLE CAM MOVES A PREDETERMINED LENGTH OF THE MATERIAL PAST THE PIN. DURING THE MOTION THE FIRST CAM CEASES TO BIAS THE MATERIAL AWAY FROM THE PIN SUCH THAT THE PIN ENGAGE ANOTHER PERFORATION AFTER THE PREDETERMINED LENGTH OF MATERIAL HAS BEEN TRANSPORTED PAST IT.
Inventors
- 👤 Donald B Milliken
Bibliographic Details
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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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |