US3136093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter sharpening machine
Assignee: Gleason Works
•
Filing: 1962-02-23
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Granted: 1964-06-09
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Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Deprez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:52
CPC Classifications
B; B24; B24B; B24B3/00; B24B3/02; B24B3/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A MACHINE FOR DOUBLE-ANGLE SHARPENING OF CIRCULAR CUTTERS COMPRISING A CARRIAGE FOR A GRINDING WHEEL HAVING A CONCICAL ACTIVE SURFACE, THE CARRIAGE BEING ADAPTED FOR RECIPROCATION TO CAUSE SAID SURFACE TO TRAVERSE A SHARPENING PLANE, A SPINDLE FOR SUPPORTING A CUTTER TO BE SHARPENED, AND MEANS FOR EFFECTING RELATIVE BACK AND FORTH SHIFTING BETWEEN THE CARRIAGE AND THE CUTTER SPINDLE IN (A) A DIRECTION PERPENDICULAR TO SAID SHARPENING PLANE, (B) ABOUT THE SPINDLE AXIS AND (C) ABOUT AN AXIS PARALLEL TO THE PATH OF CARRIAGE RECIPROCATION, THE MACHINE ALSO HAVING A MECHANISM OPERABLE CONCOMITANTLY WITH THE AFORE-MENTIONED MEANS TO EFFECT A RELATIVE BACK AND FORTH SHIFTING BETWEEN THE CARRIAGE AND THE CUTTER SPINDLE IN A DIRECTION SUBSTANTIALLY PARALLEL TO THE SHARPENING PLANE AND TRANSVERSELY TO SAID PATH OF CARRIAGE RECIPROCATION.
Claim 2
Dependent Claim
130 words
A MACHINE FOR DOUBLE-ANGLE SHARPENING OF CIRCULAR CUTTERS COMPRISING A CARRIAGE FOR A GRINDING WHEEL HAVING A CONCICAL ACTIVE SURFACE, THE CARRIAGE BEING ADAPTED FOR RECIPROCATION TO CAUSE SAID SURFACE TO TRAVERSE A SHARPENING PLANE, A SPINDLE FOR SUPPORTING A CUTTER TO BE SHARPENED, AND MEANS FOR EFFECTING RELATIVE BACK AND FORTH SHIFTING BETWEEN THE CARRIAGE AND THE CUTTER SPINDLE IN (A) A DIRECTION PERPENDICULAR TO SAID SHARPENING PLANE, (B) ABOUT THE SPINDLE AXIS AND (C) ABOUT AN AXIS PARALLEL TO THE PATH OF CARRIAGE RECIPROCATION, THE MACHINE ALSO HAVING A MECHANISM OPERABLE CONCOMITANTLY WITH THE AFORE-MENTIONED MEANS TO EFFECT A RELATIVE BACK AND FORTH SHIFTING BETWEEN THE CARRIAGE AND THE CUTTER SPINDLE IN A DIRECTION SUBSTANTIALLY PARALLEL TO THE SHARPENING PLANE AND TRANSVERSELY TO SAID PATH OF CARRIAGE RECIPROCATION.
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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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |