US3088007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic relay
Assignee: Cutler Hammer Inc
•
Filing: 1960-08-31
•
Granted: 1963-04-30
•
Expires: 1980-08-31
Abstract
No abstract record available.
Inventors
- 👤 Nobel H Koertge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:25
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/64; H01H50/641; H01H11/00; H01H11/0006; H01H11/0012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN AN ELECTROMAGNETIC DEVICE, A HOUSING, A MOVABLE CONTACT CARRIER RECIPROCABLY MOUNTED IN SAID HOUSING AND HAVING A NOTCH FORMED THEREIN ADJACENT ITS OUTER END, A MAGNET FRAME MOUNTED ON SAID HOUSING, AN ARMATURE LEVER PIVOTALLY MOUNTED ON AN END OF SAID FRAME AND EXTENDING AT ONE END INTO THE NOTCH IN SAID CARRIER, A SPRING PLATE ANCHORED INTERMEDIATE ITS ENDS ON SAID LEVER AND AT ONE END HAVING A TONGUE PROJECTING INTO SAID NOTCH TO HOLD SAID LEVER AGAINST ONE SIDE THEREOF, SAID MAGNET FRAME HAVING NOTCHES ADJACENT THE AFOREMENTIONED END THEREOF SO THAT THE OTHER END OF SAID SPRING PLATE EXTENDS THERETHROUGH AND BEARS AGAINST SAID FRAME TO RETAIN SAID LEVER ON SAID FRAME.
Claim 2
Dependent Claim
116 words
IN AN ELECTROMAGNETIC DEVICE, A HOUSING, A MOVABLE CONTACT CARRIER RECIPROCABLY MOUNTED IN SAID HOUSING AND HAVING A NOTCH FORMED THEREIN ADJACENT ITS OUTER END, A MAGNET FRAME MOUNTED ON SAID HOUSING, AN ARMATURE LEVER PIVOTALLY MOUNTED ON AN END OF SAID FRAME AND EXTENDING AT ONE END INTO THE NOTCH IN SAID CARRIER, A SPRING PLATE ANCHORED INTERMEDIATE ITS ENDS ON SAID LEVER AND AT ONE END HAVING A TONGUE PROJECTING INTO SAID NOTCH TO HOLD SAID LEVER AGAINST ONE SIDE THEREOF, SAID MAGNET FRAME HAVING NOTCHES ADJACENT THE AFOREMENTIONED END THEREOF SO THAT THE OTHER END OF SAID SPRING PLATE EXTENDS THERETHROUGH AND BEARS AGAINST SAID FRAME TO RETAIN SAID LEVER ON SAID FRAME.
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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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |