Patent US3290897A successfully refreshed from Google Patents.
US3290897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive for shell type rolls
Assignee: Farrel Corp
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Filing: 1965-05-26
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Granted: 1966-12-13
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Expires: 1985-05-26
Abstract
No abstract record available.
Inventors
- 👤 Howard E Kuehn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:17
CPC Classifications
F; F16; F16C; F16C13/00; F16C13/02; F16C13/022; F16C13/024; F16C13/026; D; D21; D21G; D21G1/00; D21G1/0006; F16C19/00; F16C19/54; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/1966; Y10T74/19665
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A DEVICE MECHANISM FOR A SHELL TYPE CALENDER ROLL COMPRISING A SHAFT, A HOLLOW CALENDER ROLL, BEARING MEANS ROTATABLY MOUNTING SAID HOLLOW ROLL ON SAID SHAFT, PEDESTAL MEANS, A DRIVING MEMBER ROTATABLY MOUNTED WITHIN SAID PEDESTAL MEANS, BEARING MEANS DISPOSED BETWEEN ONE END OF SAID SHAFT AND SAID DRIVING MEMBER SUPPORTING SAID END OF SAID SHAFT ON SAID PEDESTAL THROUGH SAID DRIVE MEANS, TORQUE TRANSMITTING MEANS INTERCONNECTING SAID DRIVING MEMBER AND SAID HOLLOW ROLL, AND SEALING MEANS DISPOSED ABOUT SAID TRANSMITTING MEMBER AND DEFINING WITH SAID PEDESTAL MEANS A RESERVOIR FOR RETAINING LUBRICANTS FOR ALL OF SAID BEARING MEANS AND SAID TORQUE TRANSMITTING MEANS.
Claim 2
Independent Claim
104 words
A DEVICE MECHANISM FOR A SHELL TYPE CALENDER ROLL COMPRISING A SHAFT, A HOLLOW CALENDER ROLL, BEARING MEANS ROTATABLY MOUNTING SAID HOLLOW ROLL ON SAID SHAFT, PEDESTAL MEANS, A DRIVING MEMBER ROTATABLY MOUNTED WITHIN SAID PEDESTAL MEANS, BEARING MEANS DISPOSED BETWEEN ONE END OF SAID SHAFT AND SAID DRIVING MEMBER SUPPORTING SAID END OF SAID SHAFT ON SAID PEDESTAL THROUGH SAID DRIVE MEANS, TORQUE TRANSMITTING MEANS INTERCONNECTING SAID DRIVING MEMBER AND SAID HOLLOW ROLL, AND SEALING MEANS DISPOSED ABOUT SAID TRANSMITTING MEMBER AND DEFINING WITH SAID PEDESTAL MEANS A RESERVOIR FOR RETAINING LUBRICANTS FOR ALL OF SAID BEARING MEANS AND SAID TORQUE TRANSMITTING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |