US3179769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker with adjustable tripping means
Assignee: General Electric Co
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Filing: 1962-12-31
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Granted: 1965-04-20
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Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin Eugene Ziegler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:12
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/74; H01H71/7463
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
AN ELECTRICAL CONTROL DEVICE COMPRISING: (A) A RELATIVELY STATIONARY MAGNET, (B) AN ARMATURE ROTATABLY SUPPORTED FOR ROTATION ABOUT A PREDETERMINED AXIS OF ROTATION, (C) FIRST BIASING MEANS ACTING ON SAID ARMATURE AND BIASING SAID ARMATURE FOR ROTATION IN A DIRECTION AWAY FROM SAID MAGNET, (D) STOP MEANS LIMITING ROTATION OF SAID ARMATURE AWAY FROM SAID MAGNET, (E) SECOND BIASING MEANS FOR SAID ARMATURE, (F) MEANS FOR ADJUSTING THE LINE OF ACTION OF SAID SECOND BIASING MEANS BETWEEN A FIRST POSITION IN WHICH SAID LINE OF ACTION PASSES THROUGH SAID AXIS OF ROTATION OF SAID ARMATURE AND A SECOND POSITION IN WHICH SAID LINE OF ACTION PASSES TO ONE SIDE OF SAID AXIS OF ROTATION, (G) MEANS FOR ADJUSTING THE MAGNITUDE OF SAID SECOND BIASING MEANS WITHOUT AFFECTING SAID LINE OF ACTION OF SAID SECOND BIASING MEANS, AND (H) MEANS FOR ADJUSTING THE MAGNITUDE OF THE FORCE OF SAID FIRST BIASING MEANS.
Claim 2
Dependent Claim
151 words
AN ELECTRICAL CONTROL DEVICE COMPRISING: (A) A RELATIVELY STATIONARY MAGNET, (B) AN ARMATURE ROTATABLY SUPPORTED FOR ROTATION ABOUT A PREDETERMINED AXIS OF ROTATION, (C) FIRST BIASING MEANS ACTING ON SAID ARMATURE AND BIASING SAID ARMATURE FOR ROTATION IN A DIRECTION AWAY FROM SAID MAGNET, (D) STOP MEANS LIMITING ROTATION OF SAID ARMATURE AWAY FROM SAID MAGNET, (E) SECOND BIASING MEANS FOR SAID ARMATURE, (F) MEANS FOR ADJUSTING THE LINE OF ACTION OF SAID SECOND BIASING MEANS BETWEEN A FIRST POSITION IN WHICH SAID LINE OF ACTION PASSES THROUGH SAID AXIS OF ROTATION OF SAID ARMATURE AND A SECOND POSITION IN WHICH SAID LINE OF ACTION PASSES TO ONE SIDE OF SAID AXIS OF ROTATION, (G) MEANS FOR ADJUSTING THE MAGNITUDE OF SAID SECOND BIASING MEANS WITHOUT AFFECTING SAID LINE OF ACTION OF SAID SECOND BIASING MEANS, AND (H) MEANS FOR ADJUSTING THE MAGNITUDE OF THE FORCE OF SAID FIRST BIASING MEANS.
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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |