US3354510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for molding a bearing surface on a grinding wheel
Assignee: Saint Gobain Abrasives Inc
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Filing: 1965-03-08
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Granted: 1967-11-28
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Expires: 1985-03-08
Abstract
No abstract record available.
Inventors
- 👤 Arnold M Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:38
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/16; B29; B29C; B29C45/00; B29C45/14; B29C45/14336; B29C45/14344; B29C45/14778
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
APPARATUS FOR TREATING AN ANNULAR PORTION OF A GRINING WHEEL CONCENTRIC WITH THE CENTER HOLE THEREIN, COMPRISING AN ARBOR OF SMALLER DIAMETER THAN THE CENTER HOLE ON WHICH THE WHEEL IS ADATED TO BE MOUNTED, A PAIR OF MOLD PLATES CONTAINING CENTER HOLES MOUNTABLE ON THE ARBOR FOR ENGAGEMENT WITH THE OPPOSITE SIDE FACES OF THE WHEEL, SAID PLATES HAVING ANNULAR RECESSES CONCENTRIC WITH THEIR CENTER HOLES, SAID PLATES AND ARBOR COLLECTIVELY FORMING WITH THE WHEEL A MOLD HAVING A CAVITY WITHIN WHICH THE INTERIOR SURFACE OF THE CENTER HOLE AND ANNULAR PORTIONS OF THE SIDE FACES COEXTENSIVE WITH SAID RECESSES ARE CONFINED, ONE OF SAID PLATES CONTAINING AN INJECTION OPENING THROUGH WHICH LIQUID RESIN MAY BE INJECTED TO FILL SAID MOLD CAVITY, AND MEANS FOR HOLDING THE PLATES PRESSED AGAINST THE SIDE FACES OF THE WHEEL DURING INJECTION AND SETTING OF THE RESIN.
Claim 2
Dependent Claim
144 words
APPARATUS FOR TREATING AN ANNULAR PORTION OF A GRINING WHEEL CONCENTRIC WITH THE CENTER HOLE THEREIN, COMPRISING AN ARBOR OF SMALLER DIAMETER THAN THE CENTER HOLE ON WHICH THE WHEEL IS ADATED TO BE MOUNTED, A PAIR OF MOLD PLATES CONTAINING CENTER HOLES MOUNTABLE ON THE ARBOR FOR ENGAGEMENT WITH THE OPPOSITE SIDE FACES OF THE WHEEL, SAID PLATES HAVING ANNULAR RECESSES CONCENTRIC WITH THEIR CENTER HOLES, SAID PLATES AND ARBOR COLLECTIVELY FORMING WITH THE WHEEL A MOLD HAVING A CAVITY WITHIN WHICH THE INTERIOR SURFACE OF THE CENTER HOLE AND ANNULAR PORTIONS OF THE SIDE FACES COEXTENSIVE WITH SAID RECESSES ARE CONFINED, ONE OF SAID PLATES CONTAINING AN INJECTION OPENING THROUGH WHICH LIQUID RESIN MAY BE INJECTED TO FILL SAID MOLD CAVITY, AND MEANS FOR HOLDING THE PLATES PRESSED AGAINST THE SIDE FACES OF THE WHEEL DURING INJECTION AND SETTING OF THE RESIN.
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |