US3210608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosion-proof panel board
Assignee: Emerson Electric Co
•
Filing: 1961-01-10
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Granted: 1965-10-05
•
Expires: 1981-01-10
Abstract
No abstract record available.
Inventors
- 👤 Arthur I Appleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:42
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/26; H02B1/28; H01; H01H; H01H9/00; H01H9/02; H01H9/04; H01H9/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
ON EXPLOSION-PROOF PANEL BOARD FOR ACCOMMODATING A PLURALITY OF CIRCUIT BREAKERS, SAID PANEL BOARD HAVING A FRONT FACE AND COMPRISING THE COMBINATION OF A TERMINAL HOUSING, A MOVABLE CIRCUIT BREAKER HOUSING, A BREAKER ACTUATING PANEL ON SAID BREAK HOUSING, MEANS FOR DETACHABLY MOUNTING CIRCUIT BREAKERS WITHIN SAID BREAKER HOUSING ON SAID ACTUATING PANEL WITH PLUG-IN CONNECTIONS, MEANS DEFINING A BREAKER ACCESS PORT IN SAID BREAKER HOUSING OPPOSITE SAID BREAKER ACTUATING PANEL, AND AN EXPLOSION-PROOF SWIVEL CONNECTION BETWEEN SAID TERMINAL HOUSING AND SAID BREAKER HOUSING WHEREBY SAID BREAKER HOUSING MAY BE SHIFTED BETWEEN ONE POSITION
Claim 2
Dependent Claim
94 words
ON EXPLOSION-PROOF PANEL BOARD FOR ACCOMMODATING A PLURALITY OF CIRCUIT BREAKERS, SAID PANEL BOARD HAVING A FRONT FACE AND COMPRISING THE COMBINATION OF A TERMINAL HOUSING, A MOVABLE CIRCUIT BREAKER HOUSING, A BREAKER ACTUATING PANEL ON SAID BREAK HOUSING, MEANS FOR DETACHABLY MOUNTING CIRCUIT BREAKERS WITHIN SAID BREAKER HOUSING ON SAID ACTUATING PANEL WITH PLUG-IN CONNECTIONS, MEANS DEFINING A BREAKER ACCESS PORT IN SAID BREAKER HOUSING OPPOSITE SAID BREAKER ACTUATING PANEL, AND AN EXPLOSION-PROOF SWIVEL CONNECTION BETWEEN SAID TERMINAL HOUSING AND SAID BREAKER HOUSING WHEREBY SAID BREAKER HOUSING MAY BE SHIFTED BETWEEN ONE POSITION
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |