US3286325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support and drive for controlled crown roll
Assignee: Beloit Corp
•
Filing: 1965-05-21
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Granted: 1966-11-22
•
Expires: 1985-05-21
Abstract
No abstract record available.
Inventors
- 👤 Edgar J Justus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:11
CPC Classifications
F; F16; F16C; F16C13/00; F16C13/02; F16C13/022; F16C13/024; F16C13/026; D; D21; D21F; D21F3/00; D21F3/02; D21F3/08; D21G; D21G1/00; D21G1/0006; D21G1/02; D21G1/0206; D21G1/0213; D21G1/022; D21G1/0226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
IN A CROWN ROLL AND IN COMBINATION WITH A SECOND ROLL FORMING A PRESSURE NIP THEREWITH, A CYLINDRICAL ROLL SHELL, A SEPARATE SLEEVE SECURED TO AND EXTENDING AXIALLY OUTWARDLY OF EACH END OF SAID SHELL, FIRST BEARING MEANS EXTENDING ABOUT SAID SLEEVES AND ROTATABLY SUPPORTING SAID SLEEVES AND ROLL SHEEL, A CENTER SHAFT EXTENDING ALONG THE INTERIOR OF SAID ROLL SHELL AND BEYOND OPPOSITE ENDS THEREOF AND HAVING FLUID PRESSURE MOVABLE MEANS ADAPTED TO APPLY NIP CORRECTING PRESSURE TO THE INSIDE OF SAID ROLL SHELL, DRIVE MEANS HAVING DRIVING CONNECTION WITH ONE OF SAID SLEEVES FOR ROTATABLY DRIVING SAID SHELL ABOUT SAID CENTER SHAFT, AND SPHERICAL SELF-ALIGNING BEARING MEANS SUPPORTING SAID CENTER SHAFT IN SAID SLEEVES AND DISPOSED DIRECTLY INSIDE OF SAID FIRST BEARING MEANS AND COMPENSATING FOR BENDING OF SAID CENTER SHAFT BY THE NIP CORRECTING PRESSURES ON SAID SHELL.
Claim 2
Dependent Claim
141 words
IN A CROWN ROLL AND IN COMBINATION WITH A SECOND ROLL FORMING A PRESSURE NIP THEREWITH, A CYLINDRICAL ROLL SHELL, A SEPARATE SLEEVE SECURED TO AND EXTENDING AXIALLY OUTWARDLY OF EACH END OF SAID SHELL, FIRST BEARING MEANS EXTENDING ABOUT SAID SLEEVES AND ROTATABLY SUPPORTING SAID SLEEVES AND ROLL SHEEL, A CENTER SHAFT EXTENDING ALONG THE INTERIOR OF SAID ROLL SHELL AND BEYOND OPPOSITE ENDS THEREOF AND HAVING FLUID PRESSURE MOVABLE MEANS ADAPTED TO APPLY NIP CORRECTING PRESSURE TO THE INSIDE OF SAID ROLL SHELL, DRIVE MEANS HAVING DRIVING CONNECTION WITH ONE OF SAID SLEEVES FOR ROTATABLY DRIVING SAID SHELL ABOUT SAID CENTER SHAFT, AND SPHERICAL SELF-ALIGNING BEARING MEANS SUPPORTING SAID CENTER SHAFT IN SAID SLEEVES AND DISPOSED DIRECTLY INSIDE OF SAID FIRST BEARING MEANS AND COMPENSATING FOR BENDING OF SAID CENTER SHAFT BY THE NIP CORRECTING PRESSURES ON SAID SHELL.
References Cited (Backward Citations)
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US3037557A
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US3106153A
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US3097590A
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US3131625A
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |