Patent US4213748A successfully refreshed from Google Patents.
Patent US3096227A successfully refreshed from Google Patents.
US3096227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing fibrous building boards
Assignee: Individual
•
Filing: 1959-06-04
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Granted: 1963-07-02
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Expires: 1979-06-04
Abstract
No abstract record available.
Inventors
- 👤 Gerrit Jan Van Elten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:53
CPC Classifications
B; B28; B28B; B28B1/00; B28B1/52; B28B1/525; B27; B27N; B27N3/00; B27N3/08; B27N3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
AN APPARATUS FOR MANUFACTURING LIGHT WEIGHT BUILDING BOARDS FROM ELONGATED WOOD WOOL FIBERS MIXED WITH A BINDING AGENT, SAID APPARATUS COMPRISING, IN COMBINATION, A CONVEYER MOVABLE IN A PREDETERMINED DIRECTION, FORMING PLATES CARRIED BY SAID CONVEYER AND MOVABLE THEREWITH, SAID FORMING PLATES HAVING SIDE RIMS, A DISTRIBUTOR DEVICE LOCATED ABOVE SAID CONVEYER AND ROTABLE IN A DIRECTION OPPOSITE TO THE DIRECTION OF MOVEMENT OF THE CONVEYER TO THROW THE MATERIAL TO BE PROCESSED IN SAID OPPOSITE DIRECTION UPON THE FORMING PLATES, A FIXED GUIDE SHIELD LOACTED ABOVE SAID CONVEYER BETWEEN THE SIDE RIMS OF THE FORMING PLATES AND SPACED FROM SAID DISTRIBUTOR DEVICE IN SAID OPPOSITE DIRECTION FOR RECEIVING THE MATERIAL THROUWN BY SAID DISTRIBUTOR DEVICE, ROLLS CONNECTED WITH SAID GUIDE SHIELD FOR LATERALLY COMPRESSING THE MATERIAL IN THE MARGINAL SPACES BETWEEN SAID GUIDE SHIELD AND SAID SIDE RIMS, AND A VERTICALLY ADJUSTABLE PICKER ROLL LOCATED ABOVE SAID CONVEYER AND SPACED FROM SAID DISTRIBUTOR DEVICE, SAID PICKER ROLL HAVING A LOWER PORTION ROTATABLE IN THE DIRECTION OF MOVEMENT OF SAID CONVEYOR AND BEING ADAPTED TO ENGAGE THE MATERIAL CARRIED BY SAID FORMING PLATES.
Claim 2
Independent Claim
183 words
AN APPARATUS FOR MANUFACTURING LIGHT WEIGHT BUILDING BOARDS FROM ELONGATED WOOD WOOL FIBERS MIXED WITH A BINDING AGENT, SAID APPARATUS COMPRISING, IN COMBINATION, A CONVEYER MOVABLE IN A PREDETERMINED DIRECTION, FORMING PLATES CARRIED BY SAID CONVEYER AND MOVABLE THEREWITH, SAID FORMING PLATES HAVING SIDE RIMS, A DISTRIBUTOR DEVICE LOCATED ABOVE SAID CONVEYER AND ROTABLE IN A DIRECTION OPPOSITE TO THE DIRECTION OF MOVEMENT OF THE CONVEYER TO THROW THE MATERIAL TO BE PROCESSED IN SAID OPPOSITE DIRECTION UPON THE FORMING PLATES, A FIXED GUIDE SHIELD LOACTED ABOVE SAID CONVEYER BETWEEN THE SIDE RIMS OF THE FORMING PLATES AND SPACED FROM SAID DISTRIBUTOR DEVICE IN SAID OPPOSITE DIRECTION FOR RECEIVING THE MATERIAL THROUWN BY SAID DISTRIBUTOR DEVICE, ROLLS CONNECTED WITH SAID GUIDE SHIELD FOR LATERALLY COMPRESSING THE MATERIAL IN THE MARGINAL SPACES BETWEEN SAID GUIDE SHIELD AND SAID SIDE RIMS, AND A VERTICALLY ADJUSTABLE PICKER ROLL LOCATED ABOVE SAID CONVEYER AND SPACED FROM SAID DISTRIBUTOR DEVICE, SAID PICKER ROLL HAVING A LOWER PORTION ROTATABLE IN THE DIRECTION OF MOVEMENT OF SAID CONVEYOR AND BEING ADAPTED TO ENGAGE THE MATERIAL CARRIED BY SAID FORMING PLATES.
References 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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |