Patent CH26438A successfully refreshed from Google Patents.
Patent US3299240A successfully refreshed from Google Patents.
US3299240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge contact for disconnect switch
Assignee: ABB Inc USA
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Filing: 1965-05-25
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Granted: 1967-01-17
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Expires: 1985-05-25
Abstract
No abstract record available.
Inventors
- 👤 Foti Arem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:00
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/58; H01H1/5833; H01H33/00; H01H33/02; H01H33/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A BLADE FOR A DISCONNECT SWITCH COMPRISING AN ELONGATED BODY HAVING A CENTRAL PORTION AND FIRST AND SECOND END PORTIONS, SAID FIRST END PORTION MOVABLE INTO AND OUT OF ENGAGEMENT WITH A COOPERATING CONTACT, SAID SECOND END PORTION ROTATABLY AND ELECTRICALLY ENGAGING A COOPERATING HINGE SUPPORT MEMBER, SAID SECOND END PORTION INCLUDING A PLURALITY OF CONTACT POINTS ENGAGING SAID HINGE SUPPORT MEMBER TO PROVIDE A PATH FOR ELECTRICAL CONDUCTION THEREBETWEEN, SAID CENTRAL PORTION AND SAID SECOND END PORTION IS AN INTEGRAL CYLINDRICAL MEMBER OF ALUMINUM AND SAID CONTACT POINTS ARE CONSTRUCTED OF A CONDUCTIVE MATERIAL OTHER THAN ALUMINUM.
Claim 2
Dependent Claim
98 words
A BLADE FOR A DISCONNECT SWITCH COMPRISING AN ELONGATED BODY HAVING A CENTRAL PORTION AND FIRST AND SECOND END PORTIONS, SAID FIRST END PORTION MOVABLE INTO AND OUT OF ENGAGEMENT WITH A COOPERATING CONTACT, SAID SECOND END PORTION ROTATABLY AND ELECTRICALLY ENGAGING A COOPERATING HINGE SUPPORT MEMBER, SAID SECOND END PORTION INCLUDING A PLURALITY OF CONTACT POINTS ENGAGING SAID HINGE SUPPORT MEMBER TO PROVIDE A PATH FOR ELECTRICAL CONDUCTION THEREBETWEEN, SAID CENTRAL PORTION AND SAID SECOND END PORTION IS AN INTEGRAL CYLINDRICAL MEMBER OF ALUMINUM AND SAID CONTACT POINTS ARE CONSTRUCTED OF A CONDUCTIVE MATERIAL OTHER THAN ALUMINUM.
References Cited (Backward Citations)
US2658964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |