US3182145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch
Assignee: McGraw Edison Co
•
Filing: 1961-06-16
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Granted: 1965-05-04
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Expires: 1981-06-16
Abstract
No abstract record available.
Inventors
- 👤 Edmond B Gorman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:48
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/36; H01H1/42; H01H31/00; H01H31/26; H01H31/28; H01H2031/286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A FIXED CONTACT MEMBER FOR A BLADE-TYPE DISCONNECT SWITCH INCLUDING A BASE, A RESILIENT CONTACT ELEMENT HAVING A BLADE RECEIVING POCKET, AN ARCING HORN, MEANS FOR INSULATING SAID ARCING HORN FROM SAID BASE, AND MEANS FOR CONNECTING SAID ARCING HORN ELECTRICALLY TO THE BIGHT PORTION OF THE POCKET OF SAID CONTACT ELEMENT, THE IMPEDANCE OF THE CURRENT PATH THROUGH SAID ARCING HORN TO SAID BASE THEREBY BEING GREATER THAN THE IMPEDANCE OF THE CURRENT PATH FROM SAID BLADE RECEIVING POCKET TO SAID BASE.
Claim 2
Dependent Claim
83 words
A FIXED CONTACT MEMBER FOR A BLADE-TYPE DISCONNECT SWITCH INCLUDING A BASE, A RESILIENT CONTACT ELEMENT HAVING A BLADE RECEIVING POCKET, AN ARCING HORN, MEANS FOR INSULATING SAID ARCING HORN FROM SAID BASE, AND MEANS FOR CONNECTING SAID ARCING HORN ELECTRICALLY TO THE BIGHT PORTION OF THE POCKET OF SAID CONTACT ELEMENT, THE IMPEDANCE OF THE CURRENT PATH THROUGH SAID ARCING HORN TO SAID BASE THEREBY BEING GREATER THAN THE IMPEDANCE OF THE CURRENT PATH FROM SAID BLADE RECEIVING POCKET TO SAID BASE.
References Cited (Backward Citations)
US2894101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |