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US3167884A Expired / Lapsed US ⏱️ 0.0 years remaining

Sphere lapping machine and method

Assignee: Honeywell Inc
•
Filing: 1962-11-27
•
Granted: 1965-02-02
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Expires: 1982-11-27
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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)

US387555A Cited
US605283A Cited
US1806918A Cited
US1131611A Cited
US1516749A Cited
US1950785A Cited
US2912802A Cited
US3024578A Cited

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

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