Patent US3129351A successfully refreshed from Google Patents.
US3129351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multielectrode arc assembly
Assignee: General Electric Co
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Filing: 1961-12-21
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Granted: 1964-04-14
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Expires: 1981-12-21
Abstract
No abstract record available.
Inventors
- 👤 Martinek Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:20
CPC Classifications
F; F03; F03H; F03H1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A MULTIELECTRODE ARC ASSEMBLY COMPRISING; A CYLINDRICAL SEGMENT ELECTRODE, SAID CYLINDER FORMING A PLENUM CHAMBER THEREIN AND, HAVING A PLURALITY OF RADIALLY DIRECTED APERTURES THROUGH THE CYLINDER AND PERIPHERALLY SPACED AROUND THE CYLINDER, A PLURALITY OF CENTRAL ELECTRODES SPACED FROM AND EXTENDING ONE THROUGH EACH APERTURE TO THE INNER CYLINDER SURFACE TO FORM A SINGLE ARC UNIT, MAGNETIC MEANS IN THE CYLINDER AROUND EACH APERTURE TO PROVIDE A ROTATING ARC BETWEEN EACH CENTRAL ELECTRODE AND SAID CYLINDRICAL ELECTRODE, AND MEANS TO DIRECT FLUID TO BE HEATED THROUGH THE SPACE BETWEEN THE ELECTRODES IN EACH UNIT, AND PASSAGE MEANS THROUGH WHICH SAID HEATED FLUID MAY EXIT THROUGH ONE END OF THE CYLINDER FORMING A PLENUM CHAMBER.
Claim 2
Dependent Claim
115 words
A MULTIELECTRODE ARC ASSEMBLY COMPRISING; A CYLINDRICAL SEGMENT ELECTRODE, SAID CYLINDER FORMING A PLENUM CHAMBER THEREIN AND, HAVING A PLURALITY OF RADIALLY DIRECTED APERTURES THROUGH THE CYLINDER AND PERIPHERALLY SPACED AROUND THE CYLINDER, A PLURALITY OF CENTRAL ELECTRODES SPACED FROM AND EXTENDING ONE THROUGH EACH APERTURE TO THE INNER CYLINDER SURFACE TO FORM A SINGLE ARC UNIT, MAGNETIC MEANS IN THE CYLINDER AROUND EACH APERTURE TO PROVIDE A ROTATING ARC BETWEEN EACH CENTRAL ELECTRODE AND SAID CYLINDRICAL ELECTRODE, AND MEANS TO DIRECT FLUID TO BE HEATED THROUGH THE SPACE BETWEEN THE ELECTRODES IN EACH UNIT, AND PASSAGE MEANS THROUGH WHICH SAID HEATED FLUID MAY EXIT THROUGH ONE END OF THE CYLINDER FORMING A PLENUM CHAMBER.
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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |