US3120018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary brush mounting
Assignee: United States Steel Corp
•
Filing: 1961-11-21
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Granted: 1964-02-04
•
Expires: 1981-11-21
Abstract
No abstract record available.
Inventors
- 👤 Carl T Lanstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:38
CPC Classifications
B; B21; B21B; B21B45/00; A; A46; A46B; A46B13/00; A46B13/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A ROTARY BRUSH ASSEMBLY COMPRISING A HORIZONTAL SHAFT, FIRST BEARING MEANS IN WHICH ONE END OF SAID SHAFT IS JOURNALED, REMOVABLY MOUNTED SECOND BEARING MEANS SPACED FROM SAID FIRST BEARING MEANS AND ALIGNED THEREWITH, A QUILL JOURNALED IN SAID SECOND BEARING MEANS, MEANS WITHIN SAID QUILL REMOVABLY ATTACHING SAID QUILL TO THE OTHER END OF SAID SHAFT, A BRUSH HAVING A CENTRAL OPENING WHOSE INSIDE DIAMETER IS SUBSTANTIALLY GREATER THAN THE OUTSIDE DIAMETER OF SAID SHAFT LOOSELY RECEIVING THE SHAFT, A FIRST ADAPTER FIXED TO SAID SHAFT ADJACENT SAID FIRST BEARING MEANS AND REMOVABLY KEYED TO ONE END OF SAID BRUSH, AND A SECOND ADAPTER KEYED TO THE OTHER END OF SAID BRUSH AND TO SAID QUILL, SAID ADAPTERS COOPERATING TO FIX THE BRUSH ON THE SHAFT AND TRANSMIT ROTARY MOVEMENT OF THE SHAFT TO THE BRUSH YET PERMITTING EASY REMOVAL OF THE BRUSH AFTER REMOVAL OF SAID SECOND BEARING MEANS.
Claim 2
Dependent Claim
151 words
A ROTARY BRUSH ASSEMBLY COMPRISING A HORIZONTAL SHAFT, FIRST BEARING MEANS IN WHICH ONE END OF SAID SHAFT IS JOURNALED, REMOVABLY MOUNTED SECOND BEARING MEANS SPACED FROM SAID FIRST BEARING MEANS AND ALIGNED THEREWITH, A QUILL JOURNALED IN SAID SECOND BEARING MEANS, MEANS WITHIN SAID QUILL REMOVABLY ATTACHING SAID QUILL TO THE OTHER END OF SAID SHAFT, A BRUSH HAVING A CENTRAL OPENING WHOSE INSIDE DIAMETER IS SUBSTANTIALLY GREATER THAN THE OUTSIDE DIAMETER OF SAID SHAFT LOOSELY RECEIVING THE SHAFT, A FIRST ADAPTER FIXED TO SAID SHAFT ADJACENT SAID FIRST BEARING MEANS AND REMOVABLY KEYED TO ONE END OF SAID BRUSH, AND A SECOND ADAPTER KEYED TO THE OTHER END OF SAID BRUSH AND TO SAID QUILL, SAID ADAPTERS COOPERATING TO FIX THE BRUSH ON THE SHAFT AND TRANSMIT ROTARY MOVEMENT OF THE SHAFT TO THE BRUSH YET PERMITTING EASY REMOVAL OF THE BRUSH AFTER REMOVAL OF SAID SECOND BEARING MEANS.
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US1546564A
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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) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |