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US3120724A
Expired / Lapsed
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Buffing wheel
Assignee: Individual
•
Filing: 1960-12-12
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Granted: 1964-02-11
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Expires: 1980-12-12
Abstract
No abstract record available.
Inventors
- 👤 Sylvester C Mockiewicz
- 👤 Leonard B Sax
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:30
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A DISC-SHAPED BUFFING WHEEL COMPRISING A PLURALITY OF BUFFING ELEMENTS, EACH ELEMENT COMPRISING A CENTRAL CORE OF SEVERAL SEPARATE SUBSTANTIALLY FLAT, CLOTH PILES AND A SEPARATE COVER OF SEVERAL CLOTH PLIES FOLDED ABOUT SAID CENTRAL CORE, ONE SURFACE OF EACH PLY OF SAID CORE AND SAID COVER BEING COATED WITH ABRASIVE AND SAID PLIES BEING TIGHTLY PACKED WITH THE ABRASIVE COATED SURFACE OF EACH UNDERLYING PLY IN ENGAGEMENT WITH THE UNCOATED SURFACE OF THE ADJACENT OVERLYING PLY, SAID ELEMENTS BEING ARRANGED IN AN ANNULUS WITH THE FOLDS THEREOF EXTENDING RADIALLY, THE INNER END OF EACH ELEMENT BEING NESTED WITHIN THE COVER OF THE ADJACENT ELEMENT, AND A CLAMPING RING ENGAGING AND CLAMPING SAID ELEMENTS ADJACENT THE NESTED INNER ENDS THEREOF.
Claim 2
Dependent Claim
120 words
A DISC-SHAPED BUFFING WHEEL COMPRISING A PLURALITY OF BUFFING ELEMENTS, EACH ELEMENT COMPRISING A CENTRAL CORE OF SEVERAL SEPARATE SUBSTANTIALLY FLAT, CLOTH PILES AND A SEPARATE COVER OF SEVERAL CLOTH PLIES FOLDED ABOUT SAID CENTRAL CORE, ONE SURFACE OF EACH PLY OF SAID CORE AND SAID COVER BEING COATED WITH ABRASIVE AND SAID PLIES BEING TIGHTLY PACKED WITH THE ABRASIVE COATED SURFACE OF EACH UNDERLYING PLY IN ENGAGEMENT WITH THE UNCOATED SURFACE OF THE ADJACENT OVERLYING PLY, SAID ELEMENTS BEING ARRANGED IN AN ANNULUS WITH THE FOLDS THEREOF EXTENDING RADIALLY, THE INNER END OF EACH ELEMENT BEING NESTED WITHIN THE COVER OF THE ADJACENT ELEMENT, AND A CLAMPING RING ENGAGING AND CLAMPING SAID ELEMENTS ADJACENT THE NESTED INNER ENDS THEREOF.
References Cited (Backward Citations)
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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) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |