US3263377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced flexible abrasive wheel
Assignee: Osborn Manufacturing Corp
•
Filing: 1963-12-13
•
Granted: 1966-08-02
•
Expires: 1983-12-13
Abstract
No abstract record available.
Inventors
- 👤 Vernon K Charvat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:40
CPC Classifications
B; B24; B24D; B24D18/00; B24D11/00; B24D13/00; B24D5/00; B24D5/02; B24D5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A FINISHING AND POLISHING WHEEL HAVING A RESIN AND ABRASIVE BODY NORMALLY LATERALLY FLEXIBLE UNDER LATERAL PRESSURES ENCOUNTERED IN USE AND RADIALLY DISTENSIBLE UNDER CENTRIFUGAL FORCE AT OPERATING SPEEDS ENCOUNTERED IN USE, A FLEXIBLE REINFORCING SKELETON EMBEDDED WITHIN SAID BODY AND CONCENTRIC THEREWITH, SAID SKETETON EXTENDING RADIALLY OUTWARDLY FROM THE CENTRAL REGION THEREOF, WITH THE RADIALLY OUTER PERIPHERY OF SAID SKELETON BEING SPACED INWARDLY FROM THE OUTER PERIPHERY OF SAID WHEEL, SAID SKELETON BEING READILY LATERALLY FLEXIBLE SO AS NOT SUBSTANTIALLY TO IMPAIR SUCH NORMAL LATERAL FLEXIBILITY OF SAID BODY IN USE BUT BEING SUBSTANTIALLY RADIALLY RIGID EFFIECTIVELY TO RESIST THE OTHERWISE NORMAL RADIAL DISTENSION OF SAID BODY DUE TO CENTRIFUGAL FORCE DEVELOPED DURING USE THEREOF.
Claim 2
Dependent Claim
116 words
A FINISHING AND POLISHING WHEEL HAVING A RESIN AND ABRASIVE BODY NORMALLY LATERALLY FLEXIBLE UNDER LATERAL PRESSURES ENCOUNTERED IN USE AND RADIALLY DISTENSIBLE UNDER CENTRIFUGAL FORCE AT OPERATING SPEEDS ENCOUNTERED IN USE, A FLEXIBLE REINFORCING SKELETON EMBEDDED WITHIN SAID BODY AND CONCENTRIC THEREWITH, SAID SKETETON EXTENDING RADIALLY OUTWARDLY FROM THE CENTRAL REGION THEREOF, WITH THE RADIALLY OUTER PERIPHERY OF SAID SKELETON BEING SPACED INWARDLY FROM THE OUTER PERIPHERY OF SAID WHEEL, SAID SKELETON BEING READILY LATERALLY FLEXIBLE SO AS NOT SUBSTANTIALLY TO IMPAIR SUCH NORMAL LATERAL FLEXIBILITY OF SAID BODY IN USE BUT BEING SUBSTANTIALLY RADIALLY RIGID EFFIECTIVELY TO RESIST THE OTHERWISE NORMAL RADIAL DISTENSION OF SAID BODY DUE TO CENTRIFUGAL FORCE DEVELOPED DURING USE THEREOF.
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |