US3308519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectional curved roll with reinforcing rings
Assignee: Mount Hope Machinery Ltd
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Filing: 1964-04-23
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Granted: 1967-03-14
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Expires: 1984-04-23
Abstract
No abstract record available.
Inventors
- 👤 Ronald C Westgate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:10
CPC Classifications
D; D06; D06C; D06C15/00; D06C15/08; B; B65; B65H; B65H23/00; B65H23/02; B65H23/022; B65H23/025; B65H23/0258; D21; D21F; D21F1/00; D21F1/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A CURVED ROLL COMPRISING, IN COMBINATION; A CURVED AXLE, A SERIES OF ANNULAR SPOOL ASSEMBLIES ROTATABLY MOUNTED IN AXIALLY-GAPPED END-TO-END RELATION ON SAID AXLE, A PLURALITY OF ANNULAR SLEEVE SECTIONS RECEIVED OVER SAID SPOOLS IN AXIALLY-ABUTTING END-TO-END RELATION WITH ONE ANOTHER TO PROVIDE A CONTINUOUS PERIPHERAL SLEEVE SURFACE, SAID SECTIONS ABUTTING AT POINTS AXIALLY INTERMEDIATE THE GAPS BETWEEN SAID SPOOLS, ONLY ONE OF EACH PAIR OF ADJACENT ENDS OF SAID SECTIONS BEING SECURED TO A CORRESPONDING ONE OF SAID SPOOLS ONLY IN A NARROW CIRCUMFERENTIAL REGION, AND A PLURALITY OF REINFORCING RINGS, EACH PAIR OF ADJACENT ENDS OF SAID SECTIONS BEING FORMED WITH A PAIR OF AXIALLY-OVERLAPPING CIRCUMFERENTIAL LIPS ONE SPACED ABOUT THE OTHER TO FORM THEREBETWEEN A CIRCUMFERENTIALLY-EXTENDING RECESS INTERNAL TO SAID SLEEVE SURFACE, EACH SAID RECESS RECEIVING ONE OF SAID RINGS IN AXIALLYOVERLAPPING RELATION TO EACH OF SAID PAIR OF LIPS, SAID RING BEING BONDED TO SAID PAIR OF LIPS.
Claim 2
Dependent Claim
152 words
A CURVED ROLL COMPRISING, IN COMBINATION; A CURVED AXLE, A SERIES OF ANNULAR SPOOL ASSEMBLIES ROTATABLY MOUNTED IN AXIALLY-GAPPED END-TO-END RELATION ON SAID AXLE, A PLURALITY OF ANNULAR SLEEVE SECTIONS RECEIVED OVER SAID SPOOLS IN AXIALLY-ABUTTING END-TO-END RELATION WITH ONE ANOTHER TO PROVIDE A CONTINUOUS PERIPHERAL SLEEVE SURFACE, SAID SECTIONS ABUTTING AT POINTS AXIALLY INTERMEDIATE THE GAPS BETWEEN SAID SPOOLS, ONLY ONE OF EACH PAIR OF ADJACENT ENDS OF SAID SECTIONS BEING SECURED TO A CORRESPONDING ONE OF SAID SPOOLS ONLY IN A NARROW CIRCUMFERENTIAL REGION, AND A PLURALITY OF REINFORCING RINGS, EACH PAIR OF ADJACENT ENDS OF SAID SECTIONS BEING FORMED WITH A PAIR OF AXIALLY-OVERLAPPING CIRCUMFERENTIAL LIPS ONE SPACED ABOUT THE OTHER TO FORM THEREBETWEEN A CIRCUMFERENTIALLY-EXTENDING RECESS INTERNAL TO SAID SLEEVE SURFACE, EACH SAID RECESS RECEIVING ONE OF SAID RINGS IN AXIALLYOVERLAPPING RELATION TO EACH OF SAID PAIR OF LIPS, SAID RING BEING BONDED TO SAID PAIR OF LIPS.
References Cited (Backward Citations)
US868098A
Cited
US978080A
Cited
GB191209163A
Cited
FR599508A
Cited
US1599257A
Cited
US1671522A
Cited
US3213513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |