US3079479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker
Assignee: Heinemann Electric Co
•
Filing: 1959-01-02
•
Granted: 1963-02-26
•
Expires: 1979-01-02
Abstract
No abstract record available.
Inventors
- 👤 Norman J Schwartz
- 👤 Albert D Lisnay
- 👤 Raymond B Heilman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:51
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/24; H01H71/2472
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
IN A DEVICE OF THE CHARACTER DESCRIBED, THE COMBINATION OF A MAGNETICALLY PERMEABLE FRAME, SAID FRAME DIFINING A SPACE, A SOLENOID COIL EMBRACED BY SAID FRAME FOR ESTABLISHING A MAGNETIC FIELD, AN ARMATURE OPERATIVELY ASSOCIATED WITH SAID FRAME AND PIVOTABLE THEREON, SAID ARMATURE HAVING A MEMBER FOR FILLING SAID SPACE WHEN ROTATED, AND DEFORMABLE MEANS ON SAID ARMATURE ABUTTABLE WITH A PORTION OF SAID FRAME EMBRACING SAID COIL FOR CONTROLLING THE AMOUNT OF ROTATION AWAY FROM SAID SPACE.
Claim 2
Dependent Claim
78 words
IN A DEVICE OF THE CHARACTER DESCRIBED, THE COMBINATION OF A MAGNETICALLY PERMEABLE FRAME, SAID FRAME DIFINING A SPACE, A SOLENOID COIL EMBRACED BY SAID FRAME FOR ESTABLISHING A MAGNETIC FIELD, AN ARMATURE OPERATIVELY ASSOCIATED WITH SAID FRAME AND PIVOTABLE THEREON, SAID ARMATURE HAVING A MEMBER FOR FILLING SAID SPACE WHEN ROTATED, AND DEFORMABLE MEANS ON SAID ARMATURE ABUTTABLE WITH A PORTION OF SAID FRAME EMBRACING SAID COIL FOR CONTROLLING THE AMOUNT OF ROTATION AWAY FROM SAID SPACE.
References Cited (Backward Citations)
US570212A
Cited
US2455049A
Cited
US758236A
Cited
US1016833A
Cited
US1339466A
Cited
US1138677A
Cited
US1284891A
Cited
GB484942A
Cited
US2341931A
Cited
US2427998A
Cited
US2344809A
Cited
US2397635A
Cited
US2436354A
Cited
US2542835A
Cited
US2760026A
Cited
US2664478A
Cited
US2722650A
Cited
US2669620A
Cited
US2902565A
Cited
US2916585A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |