Patent US3172241A successfully refreshed from Google Patents.
US3172241A
Expired / Lapsed
US
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Lapping machine
Assignee: Individual
•
Filing: 1963-02-15
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Granted: 1965-03-09
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Expires: 1983-02-15
Abstract
No abstract record available.
Inventors
- 👤 Carl J Habenicht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:42
CPC Classifications
B; B24; B24B; B24B37/00; B24B37/04; B24B37/07; B24B37/10; B24B37/105; B24B15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
IN A LAPPING MACHINE INCLUDING A VERTICAL BEARING SLEEVE, AND AN OUTER SPINDLE JOURNALED IN SAID SLEEVE FOR ROTATION IN ONE DIRECTION THEREIN, SAID OUTER SPINDLE HAVING AN ECCENTRIC LONGITUDINAL BORE THERETHROUGH, THE IMPROVEMENT THEREWITH OF A STUB SHAFT JOURNALED IN SAID BORE AND PROJECTING BELOW SAID SLEEVE, SAID SHAFT HAVING AN ECCENTRIC LONGITUDINAL BORE THERETHROUGH, A LAPPING SPINDLE JOURNALED IN THE BORE OF SAID STUB SHAFT FOR ROTATION THEREIN THE DIRECTION OPPOSITE TO THE DIRECTION OF ROTATION OF SAID OUTER SPINDLE AND PROJECTING AT ITS LOWER END BELOW SAID STUB SHAFT, A SLEEVE HAVING AN ECCENTRIC BORE FIXEDLY MOUNTED ON THE LOWER END OF SAID LAPPING SPINDLE FOR ROTATION THEREWITH, AND A LAPPING DISK DEPENDING FROM SAID LAST-NAMED SLEEVE, SAID DISK BEING HORIZONTALLY DISPOSED WITH ITS VERTICAL AXIS ECCENTRIC TO THE VERTICAL AXIS OF SAID LAPPING SPINDLE, THE MAXIMUM ECCENTRICITY OF THE LONGITUDINAL AXIS OF SAID BORE OF SAID STUB SHAFT WITH RESPECT TO THE CENTER OF ROTATION OF SAID OUTER SPINDLE BEING EQUAL TO THE MAXIMUM ECCENTRICITY OF THE VERTICAL AXIS OF SAID DISK WITH RESPECT TO THE VERTICAL AXIS OF SAID LAPPING SPINDLE.
Claim 2
Dependent Claim
186 words
IN A LAPPING MACHINE INCLUDING A VERTICAL BEARING SLEEVE, AND AN OUTER SPINDLE JOURNALED IN SAID SLEEVE FOR ROTATION IN ONE DIRECTION THEREIN, SAID OUTER SPINDLE HAVING AN ECCENTRIC LONGITUDINAL BORE THERETHROUGH, THE IMPROVEMENT THEREWITH OF A STUB SHAFT JOURNALED IN SAID BORE AND PROJECTING BELOW SAID SLEEVE, SAID SHAFT HAVING AN ECCENTRIC LONGITUDINAL BORE THERETHROUGH, A LAPPING SPINDLE JOURNALED IN THE BORE OF SAID STUB SHAFT FOR ROTATION THEREIN THE DIRECTION OPPOSITE TO THE DIRECTION OF ROTATION OF SAID OUTER SPINDLE AND PROJECTING AT ITS LOWER END BELOW SAID STUB SHAFT, A SLEEVE HAVING AN ECCENTRIC BORE FIXEDLY MOUNTED ON THE LOWER END OF SAID LAPPING SPINDLE FOR ROTATION THEREWITH, AND A LAPPING DISK DEPENDING FROM SAID LAST-NAMED SLEEVE, SAID DISK BEING HORIZONTALLY DISPOSED WITH ITS VERTICAL AXIS ECCENTRIC TO THE VERTICAL AXIS OF SAID LAPPING SPINDLE, THE MAXIMUM ECCENTRICITY OF THE LONGITUDINAL AXIS OF SAID BORE OF SAID STUB SHAFT WITH RESPECT TO THE CENTER OF ROTATION OF SAID OUTER SPINDLE BEING EQUAL TO THE MAXIMUM ECCENTRICITY OF THE VERTICAL AXIS OF SAID DISK WITH RESPECT TO THE VERTICAL AXIS OF SAID LAPPING SPINDLE.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |