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US3089927A Expired / Lapsed US ⏱️ 0.0 years remaining

Isolating switch arrangement

Assignee: ITE Circuit Breaker Co
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Filing: 1960-02-01
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Granted: 1963-05-14
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Expires: 1980-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Foti Arem

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 19:01
CPC Classifications
H; H01; H01H; H01H31/00; H01H31/26

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 183 words
IN COMBINATION A HIGH VOLTAGE CIRCUIT BREAKER, AN ENERGIZING BUS, AND AN ISOLATING SWITCH OPERABLE BETWEEN A FIRST AND SECOND POSITION WHEREIN SAID CIRCUIT BREAKER IS CONNECTED AND DISCONNECTED RESPECTIVELY FROM SAID ENERGIZING BUS; SAID CIRCUIT BREAKER INCLUDING A CASING, AN INSULATOR BUSHING SECURED TO SAID CASING AND HAVING A FREE END DISPOSED EXTERNALLY OF SAID CASING; SAID SWITCH COMPRISING A FIRST STATIONARY CONTACT SECURED TO SAID BUSHING FREE END, A SECOND STATIONARY CONTACT ELECTRICALLY CONNECTED TO SAID ENERGIZING BUS AND IN FIXED SPACED RELATION WITH RESPECT TO SAID FIRST STATIONARY CONTACT, AND A BRIDGING MEMBER FOR COMPLETING A CIRCUIT BETWEEN SAID STATIONARY CONTACTS WHEN SAID SWITCH IS IN SAID FIRST POSITION; SAID BRIDGING MEMBER COMPRISING A RIGID ELONGATED CONDUCTING MEANS MOVABLE ALONG THE LONGITUDINAL AXIS THEREOF FOR OPERATION OF SAID SWITCH BETWEEN SAID FIRST AND SAID SECOND POSITIONS THE AXIS OF SAID BUSHING BEING AT AN ANGLE TO SAID LONGITUDINAL AXIS OF SAID BRIDGING MEMBER; SAID BRIDGING MEMBER HAVING A RING SECURED THERETO FOR RECEIVING A HOOK STICK; SAID FREE END OF SAID INSULATOR BUSHING EXTENDING BEYOND THE PERIPHERY OF SAID CASING.
Claim 2
Dependent Claim 183 words
IN COMBINATION A HIGH VOLTAGE CIRCUIT BREAKER, AN ENERGIZING BUS, AND AN ISOLATING SWITCH OPERABLE BETWEEN A FIRST AND SECOND POSITION WHEREIN SAID CIRCUIT BREAKER IS CONNECTED AND DISCONNECTED RESPECTIVELY FROM SAID ENERGIZING BUS; SAID CIRCUIT BREAKER INCLUDING A CASING, AN INSULATOR BUSHING SECURED TO SAID CASING AND HAVING A FREE END DISPOSED EXTERNALLY OF SAID CASING; SAID SWITCH COMPRISING A FIRST STATIONARY CONTACT SECURED TO SAID BUSHING FREE END, A SECOND STATIONARY CONTACT ELECTRICALLY CONNECTED TO SAID ENERGIZING BUS AND IN FIXED SPACED RELATION WITH RESPECT TO SAID FIRST STATIONARY CONTACT, AND A BRIDGING MEMBER FOR COMPLETING A CIRCUIT BETWEEN SAID STATIONARY CONTACTS WHEN SAID SWITCH IS IN SAID FIRST POSITION; SAID BRIDGING MEMBER COMPRISING A RIGID ELONGATED CONDUCTING MEANS MOVABLE ALONG THE LONGITUDINAL AXIS THEREOF FOR OPERATION OF SAID SWITCH BETWEEN SAID FIRST AND SAID SECOND POSITIONS THE AXIS OF SAID BUSHING BEING AT AN ANGLE TO SAID LONGITUDINAL AXIS OF SAID BRIDGING MEMBER; SAID BRIDGING MEMBER HAVING A RING SECURED THERETO FOR RECEIVING A HOOK STICK; SAID FREE END OF SAID INSULATOR BUSHING EXTENDING BEYOND THE PERIPHERY OF SAID CASING.

References Cited (Backward Citations)

US1697769A Cited
US1774377A Cited
US1808570A Cited
US2489426A Cited
US2668201A Cited
US2794870A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-05-13 1966-11-12 1967-05-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-05-13 1970-11-12 1971-05-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-05-13 1974-11-12 1975-05-14 $7700.00 Window Closed / Lapsed

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