Patent US4413633A successfully refreshed from Google Patents.
Patent US3200445A successfully refreshed from Google Patents.
US3200445A
Expired / Lapsed
US
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Apparatus for the removal of burrs and other foreign matter from fibres
Assignee: Commonwealth Scientific and Industrial Research Organisation
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Filing: 1962-09-04
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Granted: 1965-08-17
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Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Morgan William Vivian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:45
CPC Classifications
D; D01; D01B; D01B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN APPARATUS FOR REMOVING BURRS FROM PARTIALLY ALIGNED FIBRES COMPRISING A ROTATABLE WORKING ROLLER HAVING A PLURALITY OF CLOSELY ADJACENT PLAIN CONTINUOUS RIBS DEFINING NARROW CIRCUMFERENTIAL GROOVES THEREBETWEEN EXTENDING IN THE DIRECTION OF PARTIAL FIBRE ALIGNMENT, INPUT FEED MEANS FOR FEEDING FIBRES TO SAID WORKING ROLLER AND HAVING AN INPUT NIP, OUTPUT FEED MEANS FOR MOVING FIBRES FROM SAID WORKING ROLLER AND HAVING AN OUTPUT NIP, SAID OUTPUT MEANS BEING OPERATED AT A SPEED GREATER THAN SAID INPUT MEANS, SAID INPUT NIP AND SAID OUTPUT NIP BEING LOCATED SO THAT THE FIBRE PATH THEREBETWEEN IS OF A
Claim 2
Independent Claim
97 words
AN APPARATUS FOR REMOVING BURRS FROM PARTIALLY ALIGNED FIBRES COMPRISING A ROTATABLE WORKING ROLLER HAVING A PLURALITY OF CLOSELY ADJACENT PLAIN CONTINUOUS RIBS DEFINING NARROW CIRCUMFERENTIAL GROOVES THEREBETWEEN EXTENDING IN THE DIRECTION OF PARTIAL FIBRE ALIGNMENT, INPUT FEED MEANS FOR FEEDING FIBRES TO SAID WORKING ROLLER AND HAVING AN INPUT NIP, OUTPUT FEED MEANS FOR MOVING FIBRES FROM SAID WORKING ROLLER AND HAVING AN OUTPUT NIP, SAID OUTPUT MEANS BEING OPERATED AT A SPEED GREATER THAN SAID INPUT MEANS, SAID INPUT NIP AND SAID OUTPUT NIP BEING LOCATED SO THAT THE FIBRE PATH THEREBETWEEN IS OF A
References Cited (Backward Citations)
US4023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |