Patent US3246108A successfully refreshed from Google Patents.
US3246108A
Expired / Lapsed
US
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Arc-extinguishing structure and tank housing for a compressed-gas circuit interrupter
Assignee: Westinghouse Electric Corp
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Filing: 1961-02-15
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Granted: 1966-04-12
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Expires: 1981-02-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert G Colclaser
- 👤 Russell N Yeckley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:58
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/28; H01H33/30; H01H33/32; H01H33/70; H01H33/80; H01H33/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A COMPRESSED-GAS CIRCUIT INTERRUPTER INCLUDING A GROUNDED TANK, A PAIR OF TERMINAL BUSHINGS EXTENDING INTO SAID TANK AND AT LEAST PARTIALLY SUPPORTING AN ARC-EXTINGUISHING UNIT AT THEIR INTERIOR ENDS, A MOVABLE TUBULAR CONTACT COOPERABLE WITH A RELATIVELY STATIONARY CONTACT TO ESTABLISH AN ARC AND FOR RECEIVING A BLAST THERETHROUGH, CRANK MEANS ASSOCIATED WITH SAID MOVABLE TUBULAR CONTACT EFFECT THE ACTUATION OF THE SAME, AND MEANS INCLUDING A STATIONARY ORIFICE PLATE DISPOSED INTERMEDIATE THE ENDS OF SAID UNITS FOR DIRECTING A BLAST OF HIGH-PRESSURE GAS THROUGH SAID MOVABLE TUBULAR CONTACT TO EFFECT EXTINCTION OF THE ARC.
Claim 2
Dependent Claim
95 words
A COMPRESSED-GAS CIRCUIT INTERRUPTER INCLUDING A GROUNDED TANK, A PAIR OF TERMINAL BUSHINGS EXTENDING INTO SAID TANK AND AT LEAST PARTIALLY SUPPORTING AN ARC-EXTINGUISHING UNIT AT THEIR INTERIOR ENDS, A MOVABLE TUBULAR CONTACT COOPERABLE WITH A RELATIVELY STATIONARY CONTACT TO ESTABLISH AN ARC AND FOR RECEIVING A BLAST THERETHROUGH, CRANK MEANS ASSOCIATED WITH SAID MOVABLE TUBULAR CONTACT EFFECT THE ACTUATION OF THE SAME, AND MEANS INCLUDING A STATIONARY ORIFICE PLATE DISPOSED INTERMEDIATE THE ENDS OF SAID UNITS FOR DIRECTING A BLAST OF HIGH-PRESSURE GAS THROUGH SAID MOVABLE TUBULAR CONTACT TO EFFECT EXTINCTION OF THE ARC.
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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |