Patent US3146371A successfully refreshed from Google Patents.
US3146371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arc plasma generator
Assignee: General Electric Co
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Filing: 1961-07-20
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Granted: 1964-08-25
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Expires: 1981-07-20
Abstract
No abstract record available.
Inventors
- 👤 John H Mcginn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:30
CPC Classifications
H; H05; H05H; H05H1/00; H05H1/24; H05H1/48; H05H1/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
AN ARC PLASMA GENERATOR COMPRISING AN UPPER ELECTRODE HOUSING, AN UPPER ELECTRODE MOUNTED WITHIN SAID HOUSING, A LOWER ELECTRODE HOUSING, A LOWER ELECTRODE MOUNTED IN SAID LOWER ELECTRODE HOUSING, MEANS FOR CONNECTING SAID ELECTRODES TO A SOURCE OF ELECTRICAL POWER TO ESTABLISH AN ELECTRICAL ARC COLUMN BETWEEN SAID ELECTRODES, UPPER AND LOWER VORTEX HOUSINGS, A PLENUM HOUSING BETWEEN SAID VORTEX HOUSINGS, SAID VORTEX AND PLENUM HOUSINGS BEING MOUNTED BETWEEN THE UPPER AND LOWER ELECTRODE HOUSINGS, MEANS FORMING OPENINGS BETWEEN SAID VORTEX HOUSINGS AND PLENUM HOUSING SO THAT THE ARC COLUMN CAN PASS THROUGH SAID HOUSINGS, MEANS FOR INTRODUCING A WORKING FLUID INTO THE VORTEX HOUSINGS AND FOR CAUSING THE FLUID TO HAVE AN ANGULAR COMPONENT OF VELOCITY ABOUT THE ARC COLUMN, AND AN EXHAUST NOZZLE IN SAID PLENUM HOUSING.
Claim 2
Dependent Claim
129 words
AN ARC PLASMA GENERATOR COMPRISING AN UPPER ELECTRODE HOUSING, AN UPPER ELECTRODE MOUNTED WITHIN SAID HOUSING, A LOWER ELECTRODE HOUSING, A LOWER ELECTRODE MOUNTED IN SAID LOWER ELECTRODE HOUSING, MEANS FOR CONNECTING SAID ELECTRODES TO A SOURCE OF ELECTRICAL POWER TO ESTABLISH AN ELECTRICAL ARC COLUMN BETWEEN SAID ELECTRODES, UPPER AND LOWER VORTEX HOUSINGS, A PLENUM HOUSING BETWEEN SAID VORTEX HOUSINGS, SAID VORTEX AND PLENUM HOUSINGS BEING MOUNTED BETWEEN THE UPPER AND LOWER ELECTRODE HOUSINGS, MEANS FORMING OPENINGS BETWEEN SAID VORTEX HOUSINGS AND PLENUM HOUSING SO THAT THE ARC COLUMN CAN PASS THROUGH SAID HOUSINGS, MEANS FOR INTRODUCING A WORKING FLUID INTO THE VORTEX HOUSINGS AND FOR CAUSING THE FLUID TO HAVE AN ANGULAR COMPONENT OF VELOCITY ABOUT THE ARC COLUMN, AND AN EXHAUST NOZZLE IN SAID PLENUM HOUSING.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |