Patent US3595981A successfully refreshed from Google Patents.
Patent US3108165A successfully refreshed from Google Patents.
US3108165A
Expired / Lapsed
US
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Circuit breaker combined with a visual indicator
Assignee: Rowan Controller Co
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Filing: 1961-01-05
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Granted: 1963-10-22
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Expires: 1981-01-05
Abstract
No abstract record available.
Inventors
- 👤 Walter M Cinibulk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:15
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/02; H01H73/12; H01H73/14; H01H71/00; H01H71/10; H01H71/12; H01H71/46
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
IN A CIRCUIT BREAKER HAVING A CASING, A PUSH BUTTON SLIDABLY MOUNTED IN THE TOP OF SAID CASING SPRING MEANS NORMALLY URGING SAID PUSH BUTTON OUTWARDLY, MAIN CONTACT WITHIN SAID CASING, OPERATING MEANS LOCATED IN SAID CASING FOR SAID MAIN CONTACTS, SAID OPERATING MEANS BEING CONTROLLED BY SAID PUSH BUTTON, THE IMPROVEMENT COMPRISING: A CONTACT OPERATING PROJECTION ON SAID PUSH BUTTON, MEANS TO MAINTAIN SAID PUSH BUTTON IN A DEPRESSED POSITION ONLY WHEN SAID MAIN CONTACTS ARE CLOSED, AN AUXILIARY CONTACT FIXED ON A WALL OF SAID CASING, A MOVABLE AUXILIARY CONTACT MEANS MOUNTED IN SAID CASING AND BEING ENGAGEABLE WITH SAID FIXED AUXILIARY CONTACT, SAID MOVABLE CONTACT MEANS LYING IN THE PATH OF SAID PROJECTION TO FORCE SAID MOVABLE CONTACT MEANS TO ENGAGE SAID AUXILIARY CONTACT ONLY WHEN SAID PUSH BUTTON IS IN A DEPRESSED POSI-
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) | 1966-10-21 | 1967-04-22 | 1967-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-21 | 1971-04-22 | 1971-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-21 | 1975-04-22 | 1975-10-22 | $7700.00 | Window Closed / Lapsed |