US3249719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High voltage arrester cutout
Assignee: Joslyn Manufacturing and Supply Co
•
Filing: 1964-10-16
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Granted: 1966-05-03
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Donald O Misare
- 👤 Philip C Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:11
CPC Classifications
H; H01; H01T; H01T1/00; H01T1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A COMBINATION ARRESTOR CUTOUT UNIT FOR USE WITH A HIGH VOLTAGE POWER DISTRIBUTION SYSTEM COMPRISING: A DROPOUT TUPE FUSE UNIT INCLUDING SPACED CUTOUT TERMINALS AND MEANS INCLUDING A FUSE LINK CAPABLE OF INTERRUPTIONS UPON ABNORMAL AMPERAGE FAULTS AND NORMALLY ELECTRICALLY CONNECTED ACROSS SAID TERMINALS; A LIGHTNING ARRESTER FOR PASSING ABNORMAL VOLTAGE SURGES TO GROUND; A PAIR OF SPACED APART SPARK GAP TERMINALS DEFINING AN EXTERNAL ISOLATING GAP; SAID LIGHTNING ARRESTER AND SAID GAP BEING NORMALLY SERIALLY ELECTRICALLY CONNECTED BETWEEN GROUND AND ONE OF SAID CUTOUT TERMINALS; ARRESTER DISCONNECTOR MEANS ELECTRICALLY CONNECTED TO ONE OF SAID SPARK GAP TERMINALS; AND ELECTRICAL CONDUCTING MEANS ELECTRICALLY CONNECTING THE OTHER OF SAID SPARK GAP TERMINALS TO SAID
Claim 2
Dependent Claim
113 words
A COMBINATION ARRESTOR CUTOUT UNIT FOR USE WITH A HIGH VOLTAGE POWER DISTRIBUTION SYSTEM COMPRISING: A DROPOUT TUPE FUSE UNIT INCLUDING SPACED CUTOUT TERMINALS AND MEANS INCLUDING A FUSE LINK CAPABLE OF INTERRUPTIONS UPON ABNORMAL AMPERAGE FAULTS AND NORMALLY ELECTRICALLY CONNECTED ACROSS SAID TERMINALS; A LIGHTNING ARRESTER FOR PASSING ABNORMAL VOLTAGE SURGES TO GROUND; A PAIR OF SPACED APART SPARK GAP TERMINALS DEFINING AN EXTERNAL ISOLATING GAP; SAID LIGHTNING ARRESTER AND SAID GAP BEING NORMALLY SERIALLY ELECTRICALLY CONNECTED BETWEEN GROUND AND ONE OF SAID CUTOUT TERMINALS; ARRESTER DISCONNECTOR MEANS ELECTRICALLY CONNECTED TO ONE OF SAID SPARK GAP TERMINALS; AND ELECTRICAL CONDUCTING MEANS ELECTRICALLY CONNECTING THE OTHER OF SAID SPARK GAP TERMINALS TO SAID
References Cited (Backward Citations)
US2971132A
Cited
US3038046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |