US3079741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for grinding
Assignee: Milacron Inc
•
Filing: 1962-04-18
•
Granted: 1963-03-05
•
Expires: 1982-04-18
Abstract
No abstract record available.
Inventors
- 👤 Elijah F Render
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:40
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B24B5/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
138 words
THE METHOD OF GRINDING A WORKPIECE IN A CENTERLESS GRINDING MACHINE HAVING A GRINDING WHEEL WITH AN INTERRUPTED SURFACE, A REGULATING WHEEL OPPOSITE THE GRINDING WHEEL TO DEFINE A GRINDING THROAT THEREBETWEEN, AND A WORKPIECE SUPPORTING BLADE IN THE THROAT, THE STEPS COMPRISING TILTING THE REGULATING WHEEL RELATIVE TO THE TOP OF THE BLADE FOR IMPARTING A THROUGH-FEED TRAVEL TO A WORKPIECE RECEIVED ON THE BLADE, INCLINING THE REGULATING WHEEL RELATIVE TO THE GRINDING WHEEL TO DEFINE THEREWITH A PLURALITY OF SPACED THROAT SECTIONS, EACH THROAT SECTION CONVERGING IN THE DIRECTION OF WORKPIECE THROUGH-FEED AND EACH SUCCESSIVE THROAT SECTION SMALLER THAN THE PRECEDING THROAT SECTION RELATIVE TO THE DIRECTION OF THROUGH-FEED TRAVEL, AND PLACING A WORKPIECE ON THE BLADE IN THE LARGE END OF THE THROAT FOR FEED MOVEMENT ALONG THE BLADE AND GRINDING IN EACH THROAT SECTION.
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |