US3075110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric brush gear for holding and lifting
Assignee: Associated Electrical Industries Ltd
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Filing: 1960-01-15
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Granted: 1963-01-22
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Expires: 1980-01-15
Abstract
No abstract record available.
Inventors
- 👤 Pepworth Frederick James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:17
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/02; H01R39/38; H01R39/381
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
AN ELECTRIC BRUSH GEAR FOR HOLDING A BRUSH IN CONTACT WITH A ROTATING CYLINDRICAL CONTACT SURFACE, A STATIONARY BRACKET IN A FIXED POSITION RELATIVE TO THE AXIS OF SAID SURFACE, A CARRIER MEMBER DETACHABLY CONNECTED TO SAID BRACKET, A BRUSH BOX SECURED TO THE CARRIER MEMBER, AND A BRUSH, SAID BOX HAVING MEANS FOR SLIDABLY MOUNTING SAID BRUSH TO GUIDE IT TOWARDS THE SAID CYLINDRICAL CONTACT SURFACE, SAID BRUSH HAVING A HOLE, OPPOSITE WALLS OF SAID BOX HAVING RECESSES WITH A COMMON AXIS WHICH IS PARALLEL TO THE AXIS OF THE BRUSH-HOLE, A REMOVABLE KEY MEMBER HAVING A CROSS-SECTION FITTING THE CROSS SECTIONS OF THE SAID HOLE AND RECESSES, AND THE RELATIVE POSITIONS OF SAID HOLE AND RECESSES BEING SELECTED RELATIVE TO THE LENGTHS OF THE BRUSH AND BRUSH BOX TO RETAIN THE BRUSH OUT OF CONTACT WITH THE SAID CYLINDRICAL SURFACE WHEN THE KEY MEMBER IS INSERTED THROUGH THE HOLE AND RECESSES AND THE CARRIER MEMBER IS CONNECTED IN A SPECIFIC POSITION ON THE BRACKET.
Claim 2
Dependent Claim
166 words
AN ELECTRIC BRUSH GEAR FOR HOLDING A BRUSH IN CONTACT WITH A ROTATING CYLINDRICAL CONTACT SURFACE, A STATIONARY BRACKET IN A FIXED POSITION RELATIVE TO THE AXIS OF SAID SURFACE, A CARRIER MEMBER DETACHABLY CONNECTED TO SAID BRACKET, A BRUSH BOX SECURED TO THE CARRIER MEMBER, AND A BRUSH, SAID BOX HAVING MEANS FOR SLIDABLY MOUNTING SAID BRUSH TO GUIDE IT TOWARDS THE SAID CYLINDRICAL CONTACT SURFACE, SAID BRUSH HAVING A HOLE, OPPOSITE WALLS OF SAID BOX HAVING RECESSES WITH A COMMON AXIS WHICH IS PARALLEL TO THE AXIS OF THE BRUSH-HOLE, A REMOVABLE KEY MEMBER HAVING A CROSS-SECTION FITTING THE CROSS SECTIONS OF THE SAID HOLE AND RECESSES, AND THE RELATIVE POSITIONS OF SAID HOLE AND RECESSES BEING SELECTED RELATIVE TO THE LENGTHS OF THE BRUSH AND BRUSH BOX TO RETAIN THE BRUSH OUT OF CONTACT WITH THE SAID CYLINDRICAL SURFACE WHEN THE KEY MEMBER IS INSERTED THROUGH THE HOLE AND RECESSES AND THE CARRIER MEMBER IS CONNECTED IN A SPECIFIC POSITION ON THE BRACKET.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |