US3283196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expulsion lightning arrester
Assignee: Westinghouse Electric Corp
•
Filing: 1965-02-04
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Granted: 1966-11-01
•
Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Delbert R Parker
- 👤 Robert A Kurz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:57
CPC Classifications
H; H01; H01T; H01T1/00; H01T1/02; H01T1/08; H01T1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN EXPULSION LIGHTNING ARRESTER COMPRISING A TUBULAR INSULATIVE MEMBER DEFINING AN ARC CHAMBER AND EFFECTIVE TO EMIT UN-IONIZED GAS WHEN SUBJECTED TO ARC HEAT, A PAIR OF ELECTRODES DISPOSED ADJACENT OPPOSITE ENDS OF SAID TUBULAR MEMBER, ONE OF SAID ELECTRODES PROVIDING A VENT FOR SAID CHAMBER, AND OUTER CASING COMPRISING CONTINUOUS GLASS STRANDS ENCASED IN A RESIN ABOUT SAID TUBULAR MEMBER, AND MEANS FOR RETAINING SAID ELECTRODES AGAINST AXIALLY DIRECTED PRESSURE, SAID RETAINING MEANS INCLUDING AT LEAST ONE END PORTION OF SAID OUTER CASING TAPERED RADIALLY INWARDLY TO PROVIDE LONGITUDINAL SUPPORT FOR AT LEAST ONE OF SAID ELECTRODES.
Claim 2
Dependent Claim
98 words
AN EXPULSION LIGHTNING ARRESTER COMPRISING A TUBULAR INSULATIVE MEMBER DEFINING AN ARC CHAMBER AND EFFECTIVE TO EMIT UN-IONIZED GAS WHEN SUBJECTED TO ARC HEAT, A PAIR OF ELECTRODES DISPOSED ADJACENT OPPOSITE ENDS OF SAID TUBULAR MEMBER, ONE OF SAID ELECTRODES PROVIDING A VENT FOR SAID CHAMBER, AND OUTER CASING COMPRISING CONTINUOUS GLASS STRANDS ENCASED IN A RESIN ABOUT SAID TUBULAR MEMBER, AND MEANS FOR RETAINING SAID ELECTRODES AGAINST AXIALLY DIRECTED PRESSURE, SAID RETAINING MEANS INCLUDING AT LEAST ONE END PORTION OF SAID OUTER CASING TAPERED RADIALLY INWARDLY TO PROVIDE LONGITUDINAL SUPPORT FOR AT LEAST ONE OF SAID ELECTRODES.
References Cited (Backward Citations)
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Cited
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US2718583A
Cited
US2791241A
Cited
US3040203A
Cited
US3220592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |