Patent US3349423A successfully refreshed from Google Patents.
US3349423A
Expired / Lapsed
US
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Rotary brushes
Assignee: Individual
•
Filing: 1966-02-16
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Granted: 1967-10-31
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Expires: 1986-02-16
Abstract
No abstract record available.
Inventors
- 👤 Lousberg Etienne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:32
CPC Classifications
A; A46; A46B; A46B13/00; A46B13/001; A46B13/005; B; B65; B65G; B65G45/00; B65G45/10; B65G45/12; B65G45/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
ROTARY BRUSH OF THE TYPE COMPRISING AT LEAST TWO DISK-SHAPED PARTS MOUNTED AT SOME DISTANCE FROM EACH OTHER ON A ROTARY SHAFT AND CARRYING, IN GROOVES CUT IN THEIR RIMS, A CERTAIN NUMBER OF REMOVABLE STRIPS FITTED WITH BRISTLES SO AS TO FORM, EACH ONE OF THEM, A BRUSH COMPONENT, AND CHARACTERIZED BY THE FACT THAT THE SUPPORT DISKS OF THE STRIPS ARE MADE UP OF TO CIRCULAR-SHAPED PLATES WITH GROOVES CUT IN THEIR RIMS FOR THE PURPOSE OF RECEIVING THE STRIPS, AND OF ONE ELASTIC MATERIAL PART INSERTED BETWEEN THE PLATES AND SHOWING SIMILAR PERIPHERAL GROOVES, MEANS BEING PROVIDED TO BRING THE PLATES NEARER TO EACH OTHER SO AS TO CAUSE, AFTER THE PUTTING INTO PLACE
Claim 2
Dependent Claim
117 words
ROTARY BRUSH OF THE TYPE COMPRISING AT LEAST TWO DISK-SHAPED PARTS MOUNTED AT SOME DISTANCE FROM EACH OTHER ON A ROTARY SHAFT AND CARRYING, IN GROOVES CUT IN THEIR RIMS, A CERTAIN NUMBER OF REMOVABLE STRIPS FITTED WITH BRISTLES SO AS TO FORM, EACH ONE OF THEM, A BRUSH COMPONENT, AND CHARACTERIZED BY THE FACT THAT THE SUPPORT DISKS OF THE STRIPS ARE MADE UP OF TO CIRCULAR-SHAPED PLATES WITH GROOVES CUT IN THEIR RIMS FOR THE PURPOSE OF RECEIVING THE STRIPS, AND OF ONE ELASTIC MATERIAL PART INSERTED BETWEEN THE PLATES AND SHOWING SIMILAR PERIPHERAL GROOVES, MEANS BEING PROVIDED TO BRING THE PLATES NEARER TO EACH OTHER SO AS TO CAUSE, AFTER THE PUTTING INTO PLACE
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |