Patent US3588025A successfully refreshed from Google Patents.
US3588025A
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Optically alignable bench mark
Assignee: Individual
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Filing: 1970-01-16
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Granted: 1971-06-28
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Expires: 1990-01-16
Abstract
Abstract AN OPTICAL MIRROR IS SUPPORTED BY THE INNER MEMBER OF A SPHERICAL BEARING WHOSE OUTER RACE IS IN TURN SUPPORTED BY A SPLIT CYLINDRICAL MEMBER. A LOCKING RING RETAINER NUT IS THREADED ON THE OUTER SURFACE OF THE MEMBER FOR TIGHTENING THE OUTER MEMBER AGAINST THE INNER MEMBER, THE RACE SURFACES BEING KNURLED TO PROVIDE LOCKING THEREBETWEEN. A BOSS EXTENDING DOWNWARDLY FROM THE INNER MEMBER AND HELD IN POSITION BY FOUR EQUALLY SPACED ADJUSTING SCREWS CONTACTS THE OUTER SURFACE OF THE BOSS. BY MOVEMENT OF THESE SCREWS, THE VERTICAL POSITION OF THE BOSS AND THE BEARING (WITH THE MIRROR) IS ADJUSTED ABOUT THE CENTER.
Inventors
- 👤 Jerome Gersman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:11
CPC Classifications
F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0614; G; G02; G02B; G02B7/00; G02B7/18; G02B7/182; G02B7/1822; G02B7/1824; G02B7/1825; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32311; Y10T403/32606; Y10T403/32631; Y10T403/32737; Y10T403/32778
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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |