US2744045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for continuously feeding and spraying wood wool and like materials
Assignee: PEOPLES RES AND Manufacturing Co
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Filing: 1954-05-13
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Granted: 1956-05-01
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Expires: 1974-05-13
Abstract
No abstract record available.
Inventors
- 👤 Howard W Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:13
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/52; B28B1/525
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
131 words
A PROCESS FOR FEEDING AND COATING WOOD WOOL AND LIKE FIBROUS MATERIAL PREPARATORY TO FORMING IT INTO PANELS, WHICH COMPRISES THE STEPS OF PROVIDING BALES OF COMPACTED FIBROUS MATERIAL, BREAKING OPEN THE BALES AND FLUFFING-UP THE FIBRES, COLLECTING THE FLUFFED-UP FIBRES IN A SURGE HOPPER, CONTINUOUSLY FEEDING THE FIBRES FROM THE SURGE HOPPER AND DISTRIBUTING THEM IN AN OSCILLATORY MOTION ACROSS THE MOUTH OF A GRAVITY CHUTE, CONTINUOUSLY REMOVING THE FIBRES FROM THE BOTTOM OF THE GRAVITY CHUTE AND FORMING THEM INTO A RELATIVELY UNIFORM LAYER, MOVING THE LAYER IN A PATH OF TRAVEL AND APPLYING A CEMENTITIOUS SLURRY TO THE MOVING LAYER, AND THEREAFTER WORKING THE FIBRES TO COAT THEM INDIVIDUALLY WITH THE CEMENTITIOUS SLURRY, AND SUBSEQUENTLY REFORMING THE FIBRES INTO A UNIFORM LAYER FOR SUBSEQUENT COMPACTING AND HEAT TREATMENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-01 | 1959-10-31 | 1960-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-01 | 1963-10-31 | 1964-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-01 | 1967-10-31 | 1968-05-01 | $7700.00 | Window Closed / Lapsed |