Patent US3160994A successfully refreshed from Google Patents.
US3160994A
Expired / Lapsed
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Method and apparatus for machining lip edge portions of a vessel
Assignee: Corning Glass Works
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Filing: 1963-05-20
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Granted: 1964-12-15
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 George E Bonin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:28
CPC Classifications
B; B24; B24B; B24B9/00; B24B9/02; B24B9/06; B24B9/08; B24B9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
APPARATUS FOR MACHINING EDGE PORTIONS OF CUPSHAPED ARTICLES TO FORM SMOOTHLY ROUNDED LIP EDGES ON THE OUTER PERIPHERY THEREOF COMPRISING, A ROTATABLE CHUCK ASSEMBLY FOR ROTATING A CUP-SHAPED ARTICLE ABOUT AN AXIS SUBSTANTIALLY PERPENDICULAR TO A PLANE FORMED BY THE PERIPHERAL LIP EDGE THEREOF, A PLURALITY OF INDEPENDENTLY MOUNTED EDGE FINISHING HONES POSITIONED EQUALLY DISTANT FROM THE AXIS OF ROTATION ABOUT A CIRCLE HAVING A DIAMETER SUBSTANTIALLY EQUAL TO THE DIAMETER OF THE OUTER PERIPHERY OF THE CUP-SHAPED ARTICLE TO BE GROUND, AN ARCUATELYEXTENDING CONTOURED GROOVE FORMED IN EACH OF SAID EDGE FINISHING HONES HAVING A RADIUS SUBSTANTIALLY EQUAL TO THE
Claim 2
Dependent Claim
101 words
APPARATUS FOR MACHINING EDGE PORTIONS OF CUPSHAPED ARTICLES TO FORM SMOOTHLY ROUNDED LIP EDGES ON THE OUTER PERIPHERY THEREOF COMPRISING, A ROTATABLE CHUCK ASSEMBLY FOR ROTATING A CUP-SHAPED ARTICLE ABOUT AN AXIS SUBSTANTIALLY PERPENDICULAR TO A PLANE FORMED BY THE PERIPHERAL LIP EDGE THEREOF, A PLURALITY OF INDEPENDENTLY MOUNTED EDGE FINISHING HONES POSITIONED EQUALLY DISTANT FROM THE AXIS OF ROTATION ABOUT A CIRCLE HAVING A DIAMETER SUBSTANTIALLY EQUAL TO THE DIAMETER OF THE OUTER PERIPHERY OF THE CUP-SHAPED ARTICLE TO BE GROUND, AN ARCUATELYEXTENDING CONTOURED GROOVE FORMED IN EACH OF SAID EDGE FINISHING HONES HAVING A RADIUS SUBSTANTIALLY EQUAL TO THE
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) | 1967-12-15 | 1968-06-15 | 1968-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-15 | 1972-06-15 | 1972-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-15 | 1976-06-15 | 1976-12-15 | $7700.00 | Window Closed / Lapsed |