Patent US3436575A successfully refreshed from Google Patents.
US3436575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conductive liquid metal transfer means for plural current collectors
Assignee: General Electric Co
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Filing: 1966-09-30
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Granted: 1969-04-01
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Expires: 1986-09-30
Abstract
No abstract record available.
Inventors
- 👤 Luke M Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:55
CPC Classifications
H; H02; H02K; H02K31/00; H02K31/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A CONDUCTIVE LIQUID METAL CURRENT COLLECTOR SYSTEM COMPRISING: (A) FIRST AND SECOND ROTARY LIQUID METAL CURRENT COLLECTORS, SAID FIRST COLLECTOR BEING POSITIONED RADIALLY OUTWARD RELATIVE TO SAID SECOND COLLECTOR AND SAID COLLECTORS BEING AT DIFFERENT ELECTRICAL POTENTIALS DURING NORMAL OPERATION; (B) FIRST AND SECOND RESERVOIRS FOR CONDUCTIVE LIQUID METAL IN COMMUNICATION WITH SAID FIRST AND SECOND COLLECTORS, RESPECTIVELY; (C) A SUMP FOR CONDUCTIVE LIQUID METAL IN SELECTIVE COMMUNICATION WITH BOTH OF SAID RESERVOIRS AND ELECTRICALLY INSULATED FROM EACH OF SAID RESERVOIRS AND ELEC(D) MEANS RESPONSIVE TO THE PRESENCE OF A HIGH LIQUID LEVEL IN SAID FIRST RESERVOIR TO TRANSFER LIQUID THEREFROM TO SAID SUMP, MEANS TO TRANSFER LIQUID THERESECOND RESERVOIR FROM SAID SUMP, AND MEANS FOR PREVENTING SIMULTANEOUSLY EXCHANGE OF LIQUID BETWEEN BOTH OF SAID RESERVOIRS AND SAID SUMP.
Claim 2
Dependent Claim
129 words
A CONDUCTIVE LIQUID METAL CURRENT COLLECTOR SYSTEM COMPRISING: (A) FIRST AND SECOND ROTARY LIQUID METAL CURRENT COLLECTORS, SAID FIRST COLLECTOR BEING POSITIONED RADIALLY OUTWARD RELATIVE TO SAID SECOND COLLECTOR AND SAID COLLECTORS BEING AT DIFFERENT ELECTRICAL POTENTIALS DURING NORMAL OPERATION; (B) FIRST AND SECOND RESERVOIRS FOR CONDUCTIVE LIQUID METAL IN COMMUNICATION WITH SAID FIRST AND SECOND COLLECTORS, RESPECTIVELY; (C) A SUMP FOR CONDUCTIVE LIQUID METAL IN SELECTIVE COMMUNICATION WITH BOTH OF SAID RESERVOIRS AND ELECTRICALLY INSULATED FROM EACH OF SAID RESERVOIRS AND ELEC(D) MEANS RESPONSIVE TO THE PRESENCE OF A HIGH LIQUID LEVEL IN SAID FIRST RESERVOIR TO TRANSFER LIQUID THEREFROM TO SAID SUMP, MEANS TO TRANSFER LIQUID THERESECOND RESERVOIR FROM SAID SUMP, AND MEANS FOR PREVENTING SIMULTANEOUSLY EXCHANGE OF LIQUID BETWEEN BOTH OF SAID RESERVOIRS AND SAID SUMP.
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) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |