Patent US3142944A successfully refreshed from Google Patents.
US3142944A
Expired / Lapsed
US
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Compensated grinding wheel face position indicator for grinding machines
Assignee: Saint Gobain Abrasives Inc
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Filing: 1963-06-21
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Granted: 1964-08-04
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Expires: 1983-06-21
Abstract
No abstract record available.
Inventors
- 👤 William R Backer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:31
CPC Classifications
B; B24; B24B; B24B49/00; B24B49/18; B23; B23Q; B23Q15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN COMBINATION WITH A GRINDING MACHINE INCLUDING A GRINDING WHEEL AND OF THE KIND HAVING AN INDICATOR CONSTRUCTED AND ARRANGED TO INDICATE, BY INDICATING THE POSITION OF THE GRINDING WHEEL, WHEN THE WORK HAS BEEN REDUCED TO THE DESIRED DIMENSION AND HAVING A TRUING DEVICE FOR TRUING THE GRINDING WHEEL; AUTOMATICALLY OPERABLE MEANS OPERABLE, IN RESPONSE TO ACTUATION OF THE TRUING DEVICE, TO RESET THE INDICATOR TO COMPENSATE FOR THE EFFECT UPON THE SIZE OF THE WORK OF THE REDUCTION IN RADIUS OF THE GRINDING WHEEL RESULTING FROM EACH TRUING OPERATION.
Claim 2
Dependent Claim
91 words
IN COMBINATION WITH A GRINDING MACHINE INCLUDING A GRINDING WHEEL AND OF THE KIND HAVING AN INDICATOR CONSTRUCTED AND ARRANGED TO INDICATE, BY INDICATING THE POSITION OF THE GRINDING WHEEL, WHEN THE WORK HAS BEEN REDUCED TO THE DESIRED DIMENSION AND HAVING A TRUING DEVICE FOR TRUING THE GRINDING WHEEL; AUTOMATICALLY OPERABLE MEANS OPERABLE, IN RESPONSE TO ACTUATION OF THE TRUING DEVICE, TO RESET THE INDICATOR TO COMPENSATE FOR THE EFFECT UPON THE SIZE OF THE WORK OF THE REDUCTION IN RADIUS OF THE GRINDING WHEEL RESULTING FROM EACH TRUING OPERATION.
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) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |