Patent US3198906A successfully refreshed from Google Patents.
US3198906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker with stored energy operating mechanism
Assignee: Westinghouse Electric Corp
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Filing: 1960-01-18
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Granted: 1965-08-03
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Expires: 1980-01-18
Abstract
No abstract record available.
Inventors
- 👤 Russell E Frink
- 👤 Olsson Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:21
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/22; H01H3/30; H02; H02B; H02B11/00; H02B11/12; H02B11/127; H02B11/133; H01H3/26; H01H2003/266; H01H2003/3057
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A CIRCUIT BREAKER HAVING SEPARABLE CONTACTS AND MEANS RELEASABLE TO EFFECT AUTOMATIC SEPARATION OF SAID CONTACTS, STORED-ENERGY MEANS RELEASABLE TO EFFECT A CLOSING OPERATION OF SAID CIRCUIT BREAKER, A LINKAGE MOTOR, CONNECTING MEANS OPERATIVELY CONNECTING SAID MOTOR WITH SAID LINKAGE, UPON ENERGIZATION OF SAID MOTOR SAID CONNECTING MEANS OPERATING THROUGH SAID LINKAGE WHEN SAID LINKAGE IS IN THRUST TRANSMITTING POSITION TO CHARGE SAID RELEASED STORED-ENERGY MEANS, MEANS BREAKING SAID LINKAGE FROM THE THRUST TRANSMITTING POSITION TO A PARTIALLY COLLAPSED POSITION AFTER SAID STORED-ENERGY MEANS IS CHARGED, WHEN SAID LINKAGE IS MOVED TO SAID PARTIALLY COLLAPSED POSITION SAID CONNECTING MEANS BEING POSITIONED SO AS TO NOT INTERFERE WITH CONTINUED OPERATION OF SAID MOTOR, MEANS LATCHING SAID PARTIALLY COLLAPSED LINKAGE, SAID PARTIALLY COLLAPSED LINKAGE BEING COLLAPSIBLE TO RELEASE SAID STORED-ENERGY MEANS TO EFFECT A CLOSING OPERATION OF SAID CIRCUIT BREAKER, AND MEANS FOR RELEASING SAID LATCHING MEANS TO ALLOW SAID PARTIALLY COLLAPSED LINKAGE TO COLLAPSE.
Claim 2
Dependent Claim
154 words
IN A CIRCUIT BREAKER HAVING SEPARABLE CONTACTS AND MEANS RELEASABLE TO EFFECT AUTOMATIC SEPARATION OF SAID CONTACTS, STORED-ENERGY MEANS RELEASABLE TO EFFECT A CLOSING OPERATION OF SAID CIRCUIT BREAKER, A LINKAGE MOTOR, CONNECTING MEANS OPERATIVELY CONNECTING SAID MOTOR WITH SAID LINKAGE, UPON ENERGIZATION OF SAID MOTOR SAID CONNECTING MEANS OPERATING THROUGH SAID LINKAGE WHEN SAID LINKAGE IS IN THRUST TRANSMITTING POSITION TO CHARGE SAID RELEASED STORED-ENERGY MEANS, MEANS BREAKING SAID LINKAGE FROM THE THRUST TRANSMITTING POSITION TO A PARTIALLY COLLAPSED POSITION AFTER SAID STORED-ENERGY MEANS IS CHARGED, WHEN SAID LINKAGE IS MOVED TO SAID PARTIALLY COLLAPSED POSITION SAID CONNECTING MEANS BEING POSITIONED SO AS TO NOT INTERFERE WITH CONTINUED OPERATION OF SAID MOTOR, MEANS LATCHING SAID PARTIALLY COLLAPSED LINKAGE, SAID PARTIALLY COLLAPSED LINKAGE BEING COLLAPSIBLE TO RELEASE SAID STORED-ENERGY MEANS TO EFFECT A CLOSING OPERATION OF SAID CIRCUIT BREAKER, AND MEANS FOR RELEASING SAID LATCHING MEANS TO ALLOW SAID PARTIALLY COLLAPSED LINKAGE TO COLLAPSE.
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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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |