US3186019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular brush
Assignee: Individual
•
Filing: 1963-12-13
•
Granted: 1965-06-01
•
Expires: 1983-12-13
Abstract
No abstract record available.
Inventors
- 👤 Hattori Ryosuke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:13
CPC Classifications
A; A46; A46B; A46B9/00; A46B9/06; Y; Y10; Y10S; Y10S15/00; Y10S15/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A HIGH-SPEED CYLINDRICAL ROLLER BRUSH FOR COMBER CYLINDERS, CAPABLE OF ROTATIONAL SPEEDS INDEPENDENT THEREFROM, COMPRISING, IN COMBINATION, A CYLINDRICAL CORE HAVING A SOLID AND UNBROKEN SURFACE; CLUSTER OF BRISTLES UNIFORMLY AFFIXED TO THE ENTIRE SAID SURFACE; SAID CLUSTERS BEING COMPOSED OF PLIANT AND ELASTICALLY BENDING NATURAL FIBERS OF EQUAL LENGTH AND THICKNESS, STANDING AT SUBSTANTIALLY RIGHT ANGLES TO SAID SURFACE AND EXTENDING RADIALLY THEREFROM; AND OF AT LEAST ONE ROW OF STRAIGHT METAL WIRE BRISTLES OF LIKE DIMENSIONS AS SAID NATURAL FIBER BRISTLES AND STANDING IN THE SAME POSITION AS THE LATTER; THE ENTIRE CYLINDER BRUSH THUS HAVING A SUBSTANTIALLY CYLINDRICAL SHAPE, SAID METAL WIRE BRISTLES FORMING A PATTERN, FOLLEAST ONE CONTINUOUS ROW WITHIN SAID NATURAL BRISTLES, FOLLOWING THE ROTATIONAL AXIS OF SAID CYLINDRICAL CORE; THE OUTER EXTREMITIES OF ALL BRISTLES BEING ESSENTIALLY EQUIDISTANT RELATIVE TO EACH OTHER.
Claim 2
Dependent Claim
138 words
A HIGH-SPEED CYLINDRICAL ROLLER BRUSH FOR COMBER CYLINDERS, CAPABLE OF ROTATIONAL SPEEDS INDEPENDENT THEREFROM, COMPRISING, IN COMBINATION, A CYLINDRICAL CORE HAVING A SOLID AND UNBROKEN SURFACE; CLUSTER OF BRISTLES UNIFORMLY AFFIXED TO THE ENTIRE SAID SURFACE; SAID CLUSTERS BEING COMPOSED OF PLIANT AND ELASTICALLY BENDING NATURAL FIBERS OF EQUAL LENGTH AND THICKNESS, STANDING AT SUBSTANTIALLY RIGHT ANGLES TO SAID SURFACE AND EXTENDING RADIALLY THEREFROM; AND OF AT LEAST ONE ROW OF STRAIGHT METAL WIRE BRISTLES OF LIKE DIMENSIONS AS SAID NATURAL FIBER BRISTLES AND STANDING IN THE SAME POSITION AS THE LATTER; THE ENTIRE CYLINDER BRUSH THUS HAVING A SUBSTANTIALLY CYLINDRICAL SHAPE, SAID METAL WIRE BRISTLES FORMING A PATTERN, FOLLEAST ONE CONTINUOUS ROW WITHIN SAID NATURAL BRISTLES, FOLLOWING THE ROTATIONAL AXIS OF SAID CYLINDRICAL CORE; THE OUTER EXTREMITIES OF ALL BRISTLES BEING ESSENTIALLY EQUIDISTANT RELATIVE TO EACH OTHER.
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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |