US3400301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lightning arrester in combination with an arrester disconnector containing explosivemeans
Assignee: Joslyn Manufacturing and Supply Co
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Filing: 1966-05-27
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Granted: 1968-09-03
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Donald O Misare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:37
CPC Classifications
H; H01; H01T; H01T1/00; H01T1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A LIGHTING ARRESTER ASSEMBLY FOR USE WITH A HIGH VOLTAGE ELECTRICAL SYSTEM COMPRISING A LIGHTNING ARRESTER AND ARRESTER DISCONNECTOR MEANS NORMALLY SERIALLY CONNECTED BETWEEN A HIGH VOLTAGE TERMINAL OF SAID SYSTEM AND GROUND, SAID ARRESTER DISCONNECTOR MEANS INCLUDING A HOUSING AND A PAIR OF SPACED TERMINALS IN SAID HOUSING FORMING A RELATIVELY LARGE SPARK GAP THEREBETWEEN, AND EXPLOSIVE MEANS IN SAID HOUSING BETWEEN SAID SPACED TERMINALS INCLUDING A CONTAINING CONDUCTING MEMBER FORMING A SMALLER SPARK GAP WITH ONE OF SAID TERMINALS, SAID EXPLOSIVE DISCONNECTOR MEANS BEING OPERABLE UPON CURRENT FLOW ACROSS SAID SMALLER SPARK GAP TO RUPTURE SAID HOUSING AROUND SAID GAP, AND RIGID SUPPORT MEANS FOR MAINTAINING
Claim 2
Dependent Claim
108 words
A LIGHTING ARRESTER ASSEMBLY FOR USE WITH A HIGH VOLTAGE ELECTRICAL SYSTEM COMPRISING A LIGHTNING ARRESTER AND ARRESTER DISCONNECTOR MEANS NORMALLY SERIALLY CONNECTED BETWEEN A HIGH VOLTAGE TERMINAL OF SAID SYSTEM AND GROUND, SAID ARRESTER DISCONNECTOR MEANS INCLUDING A HOUSING AND A PAIR OF SPACED TERMINALS IN SAID HOUSING FORMING A RELATIVELY LARGE SPARK GAP THEREBETWEEN, AND EXPLOSIVE MEANS IN SAID HOUSING BETWEEN SAID SPACED TERMINALS INCLUDING A CONTAINING CONDUCTING MEMBER FORMING A SMALLER SPARK GAP WITH ONE OF SAID TERMINALS, SAID EXPLOSIVE DISCONNECTOR MEANS BEING OPERABLE UPON CURRENT FLOW ACROSS SAID SMALLER SPARK GAP TO RUPTURE SAID HOUSING AROUND SAID GAP, AND RIGID SUPPORT MEANS FOR MAINTAINING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |