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US3128360A Expired / Lapsed US ⏱️ 0.0 years remaining

Interrupter structure having splitter plates of malleable material

Assignee: ABB Inc USA
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Filing: 1960-01-14
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Granted: 1964-04-07
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Expires: 1980-01-14
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Abstract

No abstract record available.

Inventors

  • 👤 Earl B Rietz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 21:50
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/70; H01H33/72; H01H33/75

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 168 words
IN AN INTERRUPTING CHAMBER FOR AN OIL BLAST CIRCUIT BREAKER; A HOLLOW CYLINDRICAL CONTAINER HAVING A VENTING PORT THEREIN AND A FIRST AND SECOND ARC SPLITTER PLATE; SAID FIRST AND SECOND ARC SPLITTER PLATE BEING DISPOSED ADJACENT ONE ANOTHER AND BEING SUPPORTED WITH RESPECT TO SAID CONTAINER; SAID FIRST AND SECOND ARC SPLITTER PLATE HAVING A CONFIGURATION DEFINING A CHANNEL FROM AN INTERNAL PORTION OF SAID CONTAINER TO SAID VENTING PORT; EDGE PORTIONS OF SAID FIRST AND SECOND ARC SPLITTER PLATES BEING POSITIONED ADJACENT THE TOP AND BOTTOM RESPECTIVELY OF SAID VENTING PORT; SAID FIRST AND SECOND ARC SPLITTER PLATES BEING OF IDENTICAL CONSTRUCTION AND BEING INTERCHANGEABLE WITH RESPECT TO ONE ANOTHER; SAID FIRST AND SECOND ARC SPLITTER PLATES BEING OF A MALLEABLE MATERIAL WHEREBY SAID EDGE PORTIONS OF SAID FIRST AND SECOND ARC SPLITTER PLATES WILL FLOW OVER THE UPPER AND LOWER PORTIONS OF SAID VENTING PORT TO SEAL THE ENGAGEMENT BETWEEN SAID FIRST AND SECOND ARC SPLITTER PLATES AND THE CONTAINER PORTION CARRYING SAID VENTING PORT.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-07 1967-10-07 1968-04-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-07 1971-10-07 1972-04-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-07 1975-10-07 1976-04-07 $7700.00 Window Closed / Lapsed

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