Patent US3200430A successfully refreshed from Google Patents.
US3200430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary brush roll
Assignee: Individual
•
Filing: 1963-08-22
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Granted: 1965-08-17
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Expires: 1983-08-22
Abstract
No abstract record available.
Inventors
- 👤 Edward F Haracz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:10
CPC Classifications
A; A46; A46B; A46B13/00; A46B13/001; A46B13/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A BRUSH ROLL COMPRISING A CYLINDRICAL CORE, A PLURALITY OF LONGITUDINAL BRUSH UNITS EACH COMPRISING A BACKING MEMBER HAVING A GENERALLY U-SHAPED CROSS-SECTION AND A FOLDING BRISTLE ASSEMBLY HAVING ITS FOLD IMBEDDED AND SECURED IN THE PACKING MEMBER WITH THE BRISTLES PROJECTING RADIALLY THEREFROM, AND A PLURALITY OF LONGITUDINALLY EXTENDING BRUSH UNIT MOUNTING MEMBERS HAVING A POLYGONAL CROSS-SECTION COMPRISING A BASE, A TOP WIDER THAN SAID BASE, AND AT LEAST TWO INTERMEDIATE SIDES INCLINED INWARDLY FROM SAID TOP TOWARD SAID BASE, EACH OF SAID MOUNTING MEMBERS HAVING AT LEAST ONE OUTWARDLY OPEN CHANNEL OF GENERALLY U-SHAPED CROSS-SECTION EXTENDING LONGITUDINALLY THERETHROUGH, SAID CHANNEL BEING ADAPTED TO RECEIVE AND HOLD THE BACKING MEMBERS OF THE LONGITUDINALLY EXTENDING BRUSH UNITS WITH THE BRUSH PORTIONS EXTENDING THROUGH SAID CHANNEL, SAID MOUNTING MEMBERS BEING SECURED TO AND AROUND THE EXTERNAL SURFACE OF SAID CORE IN CONTIGUOUS SIDE BY SIDE RELATION WITH THE BASE OF
Claim 2
Dependent Claim
149 words
A BRUSH ROLL COMPRISING A CYLINDRICAL CORE, A PLURALITY OF LONGITUDINAL BRUSH UNITS EACH COMPRISING A BACKING MEMBER HAVING A GENERALLY U-SHAPED CROSS-SECTION AND A FOLDING BRISTLE ASSEMBLY HAVING ITS FOLD IMBEDDED AND SECURED IN THE PACKING MEMBER WITH THE BRISTLES PROJECTING RADIALLY THEREFROM, AND A PLURALITY OF LONGITUDINALLY EXTENDING BRUSH UNIT MOUNTING MEMBERS HAVING A POLYGONAL CROSS-SECTION COMPRISING A BASE, A TOP WIDER THAN SAID BASE, AND AT LEAST TWO INTERMEDIATE SIDES INCLINED INWARDLY FROM SAID TOP TOWARD SAID BASE, EACH OF SAID MOUNTING MEMBERS HAVING AT LEAST ONE OUTWARDLY OPEN CHANNEL OF GENERALLY U-SHAPED CROSS-SECTION EXTENDING LONGITUDINALLY THERETHROUGH, SAID CHANNEL BEING ADAPTED TO RECEIVE AND HOLD THE BACKING MEMBERS OF THE LONGITUDINALLY EXTENDING BRUSH UNITS WITH THE BRUSH PORTIONS EXTENDING THROUGH SAID CHANNEL, SAID MOUNTING MEMBERS BEING SECURED TO AND AROUND THE EXTERNAL SURFACE OF SAID CORE IN CONTIGUOUS SIDE BY SIDE RELATION WITH THE BASE OF
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |