Pelletizing apparatus
Abstract
Abstract AN UNDERWATER PELLETIZER HAS A GENERALLY CYLINDRICAL, ELONGATED CHAMBER WITH A GENERALLY CYLINDRICAL, DRUM, HAVING LONGITUDINAL CUTTER BLADES, ECCENTRICALLY ROTATABLE THEREIN TO FORM A PUMP. A NARROW, LINEAR, LONGITUDINAL ROW OF EXTRUSION ORIFICES IN THE SIDE WALL OF THE CHAMBER, DISCHARGES A ROW OF VISCOUS STRANDS FROM WHICH SUCCESSIVE ROWS OF VISCOUS PELLETS ARE SIMULTANEOUSLY CUT OFF BY EACH BLADE AND DRIVEN TANGENTIALLY INTO A LONGITUDINAL EFFLUENT PORT TO CLEAR THE ORIFICES OF STRAY PELLETS. THE CHAMBER ALSO INCLUDES A LONGITUDINALLY EXTENDING INFLUENT PORT FOR LIQUID UNDER PRESSURE WHICH SWEEPS AROUND THE CHAMBER PERIPHERY TO ALSO CLEAN THE ORIFICES WHILE SOLIDIFYING THE VISCOUS PLASTIC.
Inventors
- 👤 Peter Hopkin
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) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |