US3183331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic reclosing circuit breaker
Assignee: General Electric Co
•
Filing: 1961-03-27
•
Granted: 1965-05-11
•
Expires: 1981-03-27
Abstract
No abstract record available.
Inventors
- 👤 Barkan Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:17
CPC Classifications
H; H01; H01H; H01H75/00; H01H75/02; H01H75/04; H01H33/00; H01H33/70; H01H33/72; H01H33/75
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
AN ELECTRIC CIRCUIT BREAKER COMPRISING A PAIR OF RELATIVELY MOVABLE CONTACTS, EACH HAVING A CLOSED-CIRCUIT POSITION IN WHICH SAID CONTACTS ENGAGE EACH OTHER, MEANS FOR IN WHICH SAID CONTACTS ENGAGE EACH OTHER, MEANS POSITION TO ESTABLISH AN ARCING GAP BETWEEN SAID CONTACTS ACROSS WHICH AN ARC IS ESTABLISHED, AN ARCING CHAMBER ENCLOSING SAID ARCING GAP AND CONTAINING LIQUID THAT IS ADAPTED TO REACT WITH SAID ARC TO CAUSE HIGH PRESSURES TO BE DEVELOPED IN SAID ARCING CHAMBER, SAID OTHER CONTACT BEING MOVABLE OUT OF ITS CLOSED-CIRCUIT POSITION IN RESPONSE TO SAID HIGH PRESSURES DEVELOPED WITHIN SAID ARCING CHAMBER BEING ARCING, BIASING MEANS FOR REARCING SAID OTHER CONTACTS TO SAID CLOSED-CIRCUIT POSITION WHEN THE PRESSURE IN SAID ARCING CHAMBER SUBSIDES TO A PREDETERMINED LEVEL, PISTON MEANS CONTROLLED BY RETURN
Claim 2
Dependent Claim
128 words
AN ELECTRIC CIRCUIT BREAKER COMPRISING A PAIR OF RELATIVELY MOVABLE CONTACTS, EACH HAVING A CLOSED-CIRCUIT POSITION IN WHICH SAID CONTACTS ENGAGE EACH OTHER, MEANS FOR IN WHICH SAID CONTACTS ENGAGE EACH OTHER, MEANS POSITION TO ESTABLISH AN ARCING GAP BETWEEN SAID CONTACTS ACROSS WHICH AN ARC IS ESTABLISHED, AN ARCING CHAMBER ENCLOSING SAID ARCING GAP AND CONTAINING LIQUID THAT IS ADAPTED TO REACT WITH SAID ARC TO CAUSE HIGH PRESSURES TO BE DEVELOPED IN SAID ARCING CHAMBER, SAID OTHER CONTACT BEING MOVABLE OUT OF ITS CLOSED-CIRCUIT POSITION IN RESPONSE TO SAID HIGH PRESSURES DEVELOPED WITHIN SAID ARCING CHAMBER BEING ARCING, BIASING MEANS FOR REARCING SAID OTHER CONTACTS TO SAID CLOSED-CIRCUIT POSITION WHEN THE PRESSURE IN SAID ARCING CHAMBER SUBSIDES TO A PREDETERMINED LEVEL, PISTON MEANS CONTROLLED BY RETURN
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |