US3076876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for locking circuit breaker operating handles
Assignee: Schneider Electric USA Inc
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Filing: 1960-09-07
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Granted: 1963-02-05
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Expires: 1980-09-07
Abstract
No abstract record available.
Inventors
- 👤 Harris I Stanback
- 👤 Clement W Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:03
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/20; H01H9/28; H01H9/281; H01H9/282; H01H9/283
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN COMBINATION, A CIRCUIT CONTROLLING DEVICE HAVING A CASE AND A MOVABLE OPERATING HANDLE EXTENDING FROM SAID CASE, SAID CASE HAVING SLOTS THEREIN NEAR OPPOSITE ENDS THEREOF, A LOCKING DEVICE NAVING A PORTION DISPOSED ADJACENT THE PLANE IN WHICH SAID OPERATING HANDLE MOVES, SAID PORTION HAVING AN APERTURE FOR A PADLOCK HASP THEREIN, AND A PAIR OF DETENTS INTEGRAL WITH SAID PORTION AT OPPOSITE ENDS THEREOF FOR ENGAGEMENT WITH RESPECTIVE SLOTS IN SAID CASE, ONE OF SAID DETENTS HAVING A NOTCH THEREIN TO FACILITATE BENDING THEREOF IN OPPOSITE DIRECTIONS FOR RESPECTIVELY ENGAGING IT WITH AND DISENGAGING IT FROM ITS RESPECTIVE SLOT, AND A PADLOCK HAVING A HASP INSERTABLE IN SAID APERTURE IN SAID LOCKING DEVICE WHEREBY SAID HASP INTERFERES WITH MOVEMENT OF SAID OPERATING HANDLE OF SAID CIRCUIT CONTROLLING DEVICE FROM ONE POSITION TO ANOTHER.
Claim 2
Dependent Claim
135 words
IN COMBINATION, A CIRCUIT CONTROLLING DEVICE HAVING A CASE AND A MOVABLE OPERATING HANDLE EXTENDING FROM SAID CASE, SAID CASE HAVING SLOTS THEREIN NEAR OPPOSITE ENDS THEREOF, A LOCKING DEVICE NAVING A PORTION DISPOSED ADJACENT THE PLANE IN WHICH SAID OPERATING HANDLE MOVES, SAID PORTION HAVING AN APERTURE FOR A PADLOCK HASP THEREIN, AND A PAIR OF DETENTS INTEGRAL WITH SAID PORTION AT OPPOSITE ENDS THEREOF FOR ENGAGEMENT WITH RESPECTIVE SLOTS IN SAID CASE, ONE OF SAID DETENTS HAVING A NOTCH THEREIN TO FACILITATE BENDING THEREOF IN OPPOSITE DIRECTIONS FOR RESPECTIVELY ENGAGING IT WITH AND DISENGAGING IT FROM ITS RESPECTIVE SLOT, AND A PADLOCK HAVING A HASP INSERTABLE IN SAID APERTURE IN SAID LOCKING DEVICE WHEREBY SAID HASP INTERFERES WITH MOVEMENT OF SAID OPERATING HANDLE OF SAID CIRCUIT CONTROLLING DEVICE FROM ONE POSITION TO ANOTHER.
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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |