US3228053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylindrical brush assembly
Assignee: Individual
•
Filing: 1964-03-18
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Granted: 1966-01-11
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Expires: 1984-03-18
Abstract
No abstract record available.
Inventors
- 👤 John P Horton
- 👤 George E Berry
- 👤 John E Stirling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:37
CPC Classifications
A; A46; A46B; A46B13/00; A46B13/001; A46B13/005
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
166 words
A BRUSH STRIP ADAPTED FOR MOUNTING IN AN AXIAL GUIDEWAY IN A ROTARY CORE, COMPRISING AN ELONGATED METAL PLATE HAVING A SERIES OF APERTURES SPACED THEREALONG, METAL COLLARS HAVING INNER ENDS INTEGRAL WITH SAID PLATE AROUND SAID APERTURES AND HAVING FREE ENDS EXTENDING OUTWRDLY ON ONE SIDE ONLY OF SAID PLATE, TUFTS OF BRISTLES EXTENDING ON ONE SIDE ONLY OF SAID PLATE, TUFTS OF BRISTLES HAVING FREE ENDS PROJECTING BEYOND THE FREE ENDS OF SAID COLLARS AND LOOPED ENDS PROJECTING BEYOND THE OTHER SIDE OF THE PLATE, A RETAINING ROD ENGAGING AGAINST THE OTHER SIDE OF THE PLATE AND EXTENDING THROUGH THE LOOPED END PORTIONS OF THE BRISTLES, AND ELASTOMERIC TUBES SURROUNDING SAID TUFTS OF BRISTLES ALONG PART OF THE LENGTHS THEREOF, SAID TUBES HAVING INNER END PORTIONS ENGAGING BETWEEN THE TUFTS OF BRISTLES AND SAID COLLARS AND OUTER END PORTIONS EXTENDING OUTWARDLY FROM THE FREE ENDS OF SAID COLLARS AND TERMINATING BETWEEN THE FREE ENDS OF SAID COLLARS AND THE FREE ENDS OF SAID BRISTLES.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |