Patent US3105728A successfully refreshed from Google Patents.
US3105728A
Expired / Lapsed
US
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Rotary current conductor
Assignee: Taylor Winfield Corp
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Filing: 1961-03-06
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Granted: 1963-10-01
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Melvin M Seeloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:03
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/36; B23K11/362; B23K11/366; H; H01; H01R; H01R39/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
APPARATUS FOR TRANSMITTING HIGH AMPERAGE CURRENTS FROM A CURRENT-CONDUCTIVE HOUSING TO A CURRENT-CONDUCTIVE SPINDLE JOURNALED THEREIN, SAID HOUSING HAVING AXIALLY EXTENDING RECESSES OPENING RADIALLY OUTWARD OF SAID SPINDLE AND CIRCUMFERENTIALLY SPACED ABOUT SAID SPINDLE, AN ELONGATED CURRENT-CONDUCTIVE BRUSH IN EACH OF SAID RECESSES, AND A PLURALITY OF RESILIENT MEANS RETAINED IN SAID HOUSING AND ACTING ON SAID BRUSHES AT AXIALLY SPACED POINTS TO URGE EACH OF SAID BRUSHES BOTH RADIALLY INWARD TOWARD SAID SPINDLE AND CIRCUMFERENTIALLY WITH RESPECT TO SAID SPINDLE.
Claim 2
Dependent Claim
81 words
APPARATUS FOR TRANSMITTING HIGH AMPERAGE CURRENTS FROM A CURRENT-CONDUCTIVE HOUSING TO A CURRENT-CONDUCTIVE SPINDLE JOURNALED THEREIN, SAID HOUSING HAVING AXIALLY EXTENDING RECESSES OPENING RADIALLY OUTWARD OF SAID SPINDLE AND CIRCUMFERENTIALLY SPACED ABOUT SAID SPINDLE, AN ELONGATED CURRENT-CONDUCTIVE BRUSH IN EACH OF SAID RECESSES, AND A PLURALITY OF RESILIENT MEANS RETAINED IN SAID HOUSING AND ACTING ON SAID BRUSHES AT AXIALLY SPACED POINTS TO URGE EACH OF SAID BRUSHES BOTH RADIALLY INWARD TOWARD SAID SPINDLE AND CIRCUMFERENTIALLY WITH RESPECT TO SAID SPINDLE.
References Cited (Backward Citations)
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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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |