US3127488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current limiting circuit breaker having both contacts movable
Assignee: ITE Circuit Breaker Co
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Filing: 1960-07-18
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Granted: 1964-03-31
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Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Bodenschatz August
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:07
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H1/00; H01H1/12; H01H1/14; H01H1/22; H01H1/221; H01H1/225; H01H5/00; H01H5/04; H01H5/06; H01H3/00; H01H3/02; H01H3/0253; H01H71/52; H01H71/522; H01H71/525; H01H77/00; H01H77/02; H01H77/10; H01H77/102; H01H77/104
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A CURRENT LIMITING CIRCUIT BREAKER; SAID CURRENT LIMITING CIRCUIT BREAKER COMPRISING A MOVABLE CONTACT AND A SEMI-STATIONARY CONTACT; FIRST MEANS FOR MOVING SAID SEMISTATIONARY CONTACT BETWEEN AN ENGAGING POSITION AND A DISENGAGING POSITION; SECOND MEANS FOR MOVING SAID MOVABLE CONTACT BETWEEN AN ENGAGED AND DISENGAGED POSITION WITH RESPECT TO SAID SEMI-STATIONARY CONTACT WHEN SAID SEMI-STATIONARY CONTACT IS IN ITS SAID ENGAGING POSITION; SAID FIRST MEANS INCLUDING FAULT RESPONSIVE OPERATING MEANS FOR SAID SEMI-STATIONARY CONTACT; SAID FAULT RESPONSIVE MEANS OPERATIVELY ASSOCIATED WITH SAID SEMI-STATIONARY CONTACT TO MOVE SAID SEMI-STATIONARY CONTACT FROM ITS SAID ENGAGING POSITION TO ITS SAID DISENGAGING POSITION RESPONSIVE TO FAULT CURRENTS THROUGH SAID CIRCUIT BREAKER OF A PREDETERMINED NATURE; SAID FAULT RESPONSIVE OPERATING MEANS OPERABLE TO MOVE SAID SEMI-STATIONARY CONTACT TO ITS SAID DISENGAGING POSITION WHILE SAID MOVABLE CONTACT IS IN ITS SAID ENGAGED POSITION; AND LATCH MEANS FOR LATCHING SAID SEMI-STATIONARY CONTACT IN ITS SAID DISENGAGING POSITION.
Claim 2
Dependent Claim
150 words
A CURRENT LIMITING CIRCUIT BREAKER; SAID CURRENT LIMITING CIRCUIT BREAKER COMPRISING A MOVABLE CONTACT AND A SEMI-STATIONARY CONTACT; FIRST MEANS FOR MOVING SAID SEMISTATIONARY CONTACT BETWEEN AN ENGAGING POSITION AND A DISENGAGING POSITION; SECOND MEANS FOR MOVING SAID MOVABLE CONTACT BETWEEN AN ENGAGED AND DISENGAGED POSITION WITH RESPECT TO SAID SEMI-STATIONARY CONTACT WHEN SAID SEMI-STATIONARY CONTACT IS IN ITS SAID ENGAGING POSITION; SAID FIRST MEANS INCLUDING FAULT RESPONSIVE OPERATING MEANS FOR SAID SEMI-STATIONARY CONTACT; SAID FAULT RESPONSIVE MEANS OPERATIVELY ASSOCIATED WITH SAID SEMI-STATIONARY CONTACT TO MOVE SAID SEMI-STATIONARY CONTACT FROM ITS SAID ENGAGING POSITION TO ITS SAID DISENGAGING POSITION RESPONSIVE TO FAULT CURRENTS THROUGH SAID CIRCUIT BREAKER OF A PREDETERMINED NATURE; SAID FAULT RESPONSIVE OPERATING MEANS OPERABLE TO MOVE SAID SEMI-STATIONARY CONTACT TO ITS SAID DISENGAGING POSITION WHILE SAID MOVABLE CONTACT IS IN ITS SAID ENGAGED POSITION; AND LATCH MEANS FOR LATCHING SAID SEMI-STATIONARY CONTACT IN ITS SAID DISENGAGING POSITION.
References Cited (Backward Citations)
GB165563A
Cited
US2325650A
Cited
US2367382A
Cited
US2632826A
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US2925481A
Cited
US2944129A
Cited
US3012118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |