US3192447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker panelboard
Assignee: Westinghouse Canada Inc
•
Filing: 1960-07-29
•
Granted: 1965-06-29
•
Expires: 1980-07-29
Abstract
No abstract record available.
Inventors
- 👤 Kenyeres Nicholas
- 👤 Robert G Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:01
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/015; H02B1/04; H02B1/056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A PANELBOARD COMPRISING, IN COMBINATION, A HOUSING HAVING A BACK WALL AND SIDE WALLS, A BASE DISPOSED IN PROXIMITY TO THE BACK WALL, A SHIELD DISPOSED IN A PLANE GENERALLY PARALLEL TO THE PLANE OF THE BASE, AN INSULATING SPACING MEMBER DISPOSED BETWEEN THE BASE AND SHIELD, THE SPACING MEMBER HAVING A NOTCH NEAR ONE END, AND MEANS ROCKING THE SPACING MEMBER IN A DIRECTION TO ENGAGE A PART OF THE SHIELD WITHIN SAID NOTCH.
Claim 2
Dependent Claim
75 words
A PANELBOARD COMPRISING, IN COMBINATION, A HOUSING HAVING A BACK WALL AND SIDE WALLS, A BASE DISPOSED IN PROXIMITY TO THE BACK WALL, A SHIELD DISPOSED IN A PLANE GENERALLY PARALLEL TO THE PLANE OF THE BASE, AN INSULATING SPACING MEMBER DISPOSED BETWEEN THE BASE AND SHIELD, THE SPACING MEMBER HAVING A NOTCH NEAR ONE END, AND MEANS ROCKING THE SPACING MEMBER IN A DIRECTION TO ENGAGE A PART OF THE SHIELD WITHIN SAID NOTCH.
References Cited (Backward Citations)
US1633097A
Cited
US1826817A
Cited
US2036044A
Cited
US2138408A
Cited
US2314225A
Cited
US2837699A
Cited
US2946928A
Cited
US3061761A
Cited
US3054934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |