US3561830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing assembly
Assignee: Goodrich Corp
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Filing: 1968-04-22
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Granted: 1971-02-09
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Expires: 1988-04-22
Abstract
Abstract A RESILIENT ELASTOMERIC INSERT FOR BEARINGS OF THE TYPE USED FOR MARINE PROPELLER SHAFTS. THE INSERT IS FORMED OF LOW HARDNESS ELASTOMERIC MATERIAL AND HAS RIGID BACKING STRIPS INSERTED IN THE ELASTOMER SPACED CLOSELY ADJACENT THE BEARING SURFACES. THE INSERT IS FORMED IN A ONE-PIECE CYLINDRICAL CONFIGURATION FOR SHORT BEARINGS AND IS FORMED AS A LONGITUDINAL STRIP FOR BEARINGS OF LARGE DIAMETER AND LENGTH WHICH HAVE THE BEARING SURFACE PROVIDED BY A PLURALITY OF SEPARATELY REMOVABLE STRIPS.
Inventors
- 👤 Roy L Orndorff Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:09
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/32; B63H23/321; F; F16; F16C; F16C17/00; F16C17/12; F16C17/14; F16C33/00; F16C33/02; F16C33/04; F16C33/22; F16C33/26; B63B; B63B3/00; B63B3/14; B63B3/42; B63B2003/425; F16C2326/00; F16C2326/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |