Pulp-forming machine
Abstract
Abstract A PULP-FORMING MACHINE WHEREIN AN UPPER PORTION OF A FRONT WALL OF A PULP STOCK CHAMBER OR INLET BOX IS SEALINGLY MOVABLE BETWEEN SIDEWALLS OF THE CHAMBER, AND IS THROUGH AN ARCUATE PORTION RIGIDLY CONNECTED WITH A TOP PLATE MEMBER OF UPPER SUCTION BOXES TO FORM A UNIT WHICH IS VERTICALLY MOVABLY RELATIVE TO A LOWER PLATE OF LOWER SUCTION BOXES TO ADJUST THE PROFILE OF THE WEDGE-SHAPED PULP-FORMING OR COMPRESSION CHAMBER TO ANY DESIRED SHAPE. IN ONE EMBODIMENT, THE UPPER SUCTION BOXES ARE RIGIDLY INTERCONNECTED, WHILE IN THE OTHER EMBODIMENT, THE UPPER SUCTION, BOXES ARE HINGEDLY INTERCONNECTED TO ENABLE INDIVIDUAL ADJUSTMENT OF THE UPPER SUCTION BOXES WHEN ADJUSTING THE PROFILE OF THE COMPRESSION CHAMBER.
Inventors
- 👤 Helge Natanael Skoldkvist
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |