US3714387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selectively mountable motor starter unit with reversibly positionablecircuit breaker operating mechanism
Assignee: Schneider Electric USA Inc
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Filing: 1971-04-28
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Granted: 1973-01-30
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Expires: 1991-04-28
Abstract
Abstract A MOTOR STARTER UNIT IS MOUNTABLE SELECTIVELY ON OPPOSITE SIDES OF A STACK OF BUS BARS OF AN ELECTRICAL PANCIBOARD AND INCLUDES A REVERSIBLY POSITIONABLE CIRCUIT BREAKER OPERATING MECHANISM. INTERLOCKS ARE PROVIDED TO PREVENT OPENING OF A COVER OF THE MOTOR STARTER UNIT WHEN A HANDLE OF THE OPERATING MECHANISM IS IN ON POSITION, UNLESS AN INTERLOCK-DEFEATING SCREW IS FIRST TURNED, AND TO PREVENT MOVEMENT OF THE HANDLE TO ON POSITION WHEN THE COVER IS OPEN.
Inventors
- 👤 C Bernier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:40
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/20; H01H9/22; H01H9/223
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |