US3243538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch for arc chute switch
Assignee: ABB Inc USA
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Filing: 1963-06-10
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Granted: 1966-03-29
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Sigurd O Rodeseike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:18
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/04; H01H33/12; H01H33/121; H01H33/123; H01H33/70; H01H33/76; H01H33/77
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN COMBINATION FIRST AND SECOND TERMINALS; MAIN BLADE MEANS PIVOTALLY CONNECTED TO SAID FIRST TERMINAL FOR MOVEMENT IN A FIRST DIRECTION TO ENGAGE SAID SECOND TERMINAL, AND A SECOND DIRECTION TO DISENGAGE SAID SECOND TERMINAL; AUXILIARY BLADE MEANS PIVOTALLY MOUNTED TO SAID MAIN BLADE MEANS FOR MOVEMENT IN A FIRST DIRECTION TO A CLOSED POSITION AND IN A SECOND DIRECTION TO AN OPEN POSITION; AN ARC CHUTE HAVING A PASSAGEWAY FOR RECEIVING SAID AUXILIARY BLADE MEANS MOUNTED ADJACENT SAID SECOND TERMINAL; SAID PASSAGEWAY CONTAINING AUXILIARY CONTACT MEANS OPERATIVELY POSITIONED TO ENGAGE SAID AUXILIARY BLADE MEANS; STOP MEANS COMPRISING A FLEXIBLE MEMBER FOR RESTRAINING THE MOVEMENT OF SAID AUXILIARY BLADE
Claim 2
Dependent Claim
109 words
IN COMBINATION FIRST AND SECOND TERMINALS; MAIN BLADE MEANS PIVOTALLY CONNECTED TO SAID FIRST TERMINAL FOR MOVEMENT IN A FIRST DIRECTION TO ENGAGE SAID SECOND TERMINAL, AND A SECOND DIRECTION TO DISENGAGE SAID SECOND TERMINAL; AUXILIARY BLADE MEANS PIVOTALLY MOUNTED TO SAID MAIN BLADE MEANS FOR MOVEMENT IN A FIRST DIRECTION TO A CLOSED POSITION AND IN A SECOND DIRECTION TO AN OPEN POSITION; AN ARC CHUTE HAVING A PASSAGEWAY FOR RECEIVING SAID AUXILIARY BLADE MEANS MOUNTED ADJACENT SAID SECOND TERMINAL; SAID PASSAGEWAY CONTAINING AUXILIARY CONTACT MEANS OPERATIVELY POSITIONED TO ENGAGE SAID AUXILIARY BLADE MEANS; STOP MEANS COMPRISING A FLEXIBLE MEMBER FOR RESTRAINING THE MOVEMENT OF SAID AUXILIARY BLADE
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |