US3167884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sphere lapping machine and method
Assignee: Honeywell Inc
•
Filing: 1962-11-27
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Granted: 1965-02-02
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Expires: 1982-11-27
Abstract
No abstract record available.
Inventors
- 👤 Howard J Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:25
CPC Classifications
B; B24; B24B; B24B11/00; B24B11/02; B24B11/04; B24B11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
MEANS FOR CAUSING RANDOM ROTATION OF A SPHERE COMPRISING, IN COMBINATION: A PLURALITY OF HOLLOW FRICTION MEMBERS MOUNTED ON THE CONVERGING ENDS OF A LIKE PLURALITY OF HORIZONTAL SHAFTS RADIAL TO THE SPHERE TO ENGAGE THE SURFACE THEREOF AT AREAS CENTERED AT POINTS SUBSTANTIALLY EQUALLY SPACED ABOUT A GREAT CIRCLE THEREOF; MEANS CAUSING ROTATION OF SAID MEMBERS ABOUT THE AXES OF SAID SHAFTS AT INDEPENDENTLY ADJUSTABLE RATES; AND MEANS CAUSING ANGULAR OSCILLATION OF ONE OF SAID SHAFTS, IN A HORIZONTAL PLANE, ABOUT THE CENTER OF THE SPHERE.
Claim 2
Dependent Claim
87 words
MEANS FOR CAUSING RANDOM ROTATION OF A SPHERE COMPRISING, IN COMBINATION: A PLURALITY OF HOLLOW FRICTION MEMBERS MOUNTED ON THE CONVERGING ENDS OF A LIKE PLURALITY OF HORIZONTAL SHAFTS RADIAL TO THE SPHERE TO ENGAGE THE SURFACE THEREOF AT AREAS CENTERED AT POINTS SUBSTANTIALLY EQUALLY SPACED ABOUT A GREAT CIRCLE THEREOF; MEANS CAUSING ROTATION OF SAID MEMBERS ABOUT THE AXES OF SAID SHAFTS AT INDEPENDENTLY ADJUSTABLE RATES; AND MEANS CAUSING ANGULAR OSCILLATION OF ONE OF SAID SHAFTS, IN A HORIZONTAL PLANE, ABOUT THE CENTER OF THE SPHERE.
References Cited (Backward Citations)
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Cited
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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) | 1968-02-02 | 1968-08-03 | 1969-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-02 | 1972-08-03 | 1973-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-02 | 1976-08-03 | 1977-02-02 | $7700.00 | Window Closed / Lapsed |