Hydrostatic bearing assemblies
Abstract
Abstract THE SPECIFICATION DISCLOSES A HYDROSTATIC BEARING ASSEMBLY IN WHICH TWO FRUSTO-CONICAL SLEEVE MEMBERS ARE MOUNTED ON A SHAFT IN AXIAL RELATIONSHIP WITH THE FRUSTOCONICAL SURFACES CONVERGING TOWARDS THEIR ADJACENT ENDS, THE FRUSTO-CONICAL SLEEVE MEMBERS BEING MOUNTED WITHIN AN OUTER BEARING ELEMENT HAVING A PAIR OF FRUSTO-CONICAL SURFACES COMPLEMENTARY TO THE FRUSTO-CONICAL SURFACES OF THE SLEEVE MEMBERS AND IN OPPOSED RELATIONSHIP THERETO, MEANS BEING PROVIDED TO FORM HYDROSTATIC PADS BETWEEN EACH PAIR OF OPPOSED FRUSTO-CONICAL SURFACES, SAID PADS PROVIDING RESTRAINT AGAINST MOVEMENT BOTH IN A RADIAL SENSE AND IN AN AXIAL SENSE OF THE OUTER BEARING ELEMENT RELA- TIVE TO THE SHAFT AND IN WHICH AUXILIARY BEARING MEANS IS PROVIDED BETWEEN AT LEAST ONE SLEEVE MEMBER AND THE OUTER BEARING ELEMENT TO PROVIDE ADDITIONAL RESTRAINT TO RELATIVE AXIAL MOVEMENT BETWEEN THE OUTER BEARING ELEMENT AND THE SHAFT IN AT LEAST ONE SENSE OF AXIAL DIRECTION.
Inventors
- 👤 Gerald Andrew Pears Waplington
Bibliographic Details
Claims Analysis
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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) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |