Patent US3318233A successfully refreshed from Google Patents.
US3318233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sleeve and roll assembly
Assignee: Allis Chalmers Corp
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Filing: 1966-07-08
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Granted: 1967-05-09
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Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 Donald R Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:59
CPC Classifications
D; D21; D21F; D21F3/00; D21F3/02; D21F3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A ROLL ASSEMBLY COMPRISING A CYLINDRICAL ROLL AND A FABRIC SLEEVE SHRUNKEN TIGHTLY AROUND THE PERIPHERY AND BETWEEN THE ENDS OF SAID ROLL, SAID SLEEVE COMPRISING SHRINKABLE SYNTHETIC FIBERS INTERWOVEN IN A MESH FABRIC DEFINING PORES ADAPTED TO ADSORB LIQUID THEREON, AND MEANS FOR SECURING TO THE ROLL PORTIONS OF SAID SLEEVE OVERHANGING THE ROLL, SAID MEANS COMPRISING AN ANNULAR RING COAXIAL WITH SAID ROLL FOR ENGAGING AN INTERMEDIATE PORTION OF SAID OVERHANGING SLEEVE AND AN OUTER ANNULAR CLAMP CONNECTED THROUGH SAID RING TO SAID ROLL FOR PRESS-
Claim 2
Dependent Claim
88 words
A ROLL ASSEMBLY COMPRISING A CYLINDRICAL ROLL AND A FABRIC SLEEVE SHRUNKEN TIGHTLY AROUND THE PERIPHERY AND BETWEEN THE ENDS OF SAID ROLL, SAID SLEEVE COMPRISING SHRINKABLE SYNTHETIC FIBERS INTERWOVEN IN A MESH FABRIC DEFINING PORES ADAPTED TO ADSORB LIQUID THEREON, AND MEANS FOR SECURING TO THE ROLL PORTIONS OF SAID SLEEVE OVERHANGING THE ROLL, SAID MEANS COMPRISING AN ANNULAR RING COAXIAL WITH SAID ROLL FOR ENGAGING AN INTERMEDIATE PORTION OF SAID OVERHANGING SLEEVE AND AN OUTER ANNULAR CLAMP CONNECTED THROUGH SAID RING TO SAID ROLL FOR PRESS-
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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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |